Match mixer LO input and RF output to 50 ohms
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.ipynb_checkpoints
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*.dat
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*.dpl
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__pycache__/
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*.pyc
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Basically a lot of simulations used for designing different stages of the discrete transceiver.
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It's an agglomeration of Qucs simulations with Jupyter notebooks, so you'll want those two programs to examine this stuff
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<Qucs Schematic 0.0.19>
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<Properties>
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<View=0,-203,1784,940,1,40,316>
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<Grid=10,10,1>
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<DataSet=bfu520_mixer.dat>
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<DataDisplay=bfu520_mixer.dpl>
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<OpenDisplay=1>
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<Script=bfu520_mixer.m>
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<RunScript=0>
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||||
<showFrame=0>
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||||
<FrameText0=Title>
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<FrameText1=Drawn By:>
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||||
<FrameText2=Date:>
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<FrameText3=Revision:>
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</Properties>
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<Symbol>
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</Symbol>
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<Components>
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<Pac P1 1 50 450 18 -26 0 1 "1" 1 "50 Ohm" 1 "0 dBm" 0 "915 MHz" 0 "26.85" 0>
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<.DC DC1 1 400 720 0 38 0 0 "26.85" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "no" 0 "150" 0 "no" 0 "none" 0 "CroutLU" 0>
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<.SP SP1 1 130 710 0 61 0 0 "lin" 1 "100 MHz" 1 "2 GHz" 1 "50" 1 "no" 0 "1" 0 "2" 0 "no" 0 "no" 0>
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<Eqn Eqn1 1 940 720 -31 15 0 0 "ileft=5e-3+I1" 1 "yes" 0>
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<Eqn Eqn2 1 940 810 -31 15 0 0 "iright=5e-3-I1" 1 "yes" 0>
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<.SW SW1 1 650 730 0 61 0 0 "SP1" 1 "lin" 1 "I1" 1 "-5 mA" 1 "5 mA" 1 "11" 1>
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<SPICE X2 1 390 200 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X1 1 550 200 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X3 1 930 200 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X4 1 800 200 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<GND * 1 390 290 0 0 0 0>
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<GND * 1 550 290 0 0 0 0>
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<GND * 1 620 300 0 0 0 0>
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<GND * 1 730 300 0 0 0 0>
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<GND * 1 800 290 0 0 0 0>
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<GND * 1 930 290 0 0 0 0>
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<GND * 1 990 290 0 0 0 0>
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<GND * 1 320 300 0 0 0 0>
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<L L1 1 530 -20 -26 10 0 0 "100 nH" 1 "" 0>
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<L L2 1 790 -20 -26 10 0 0 "100 nH" 1 "" 0>
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<Idc I1 1 470 340 -69 -26 0 3 "ileft" 1>
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<Idc I2 1 860 330 -69 -26 0 3 "iright" 1>
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<GND * 1 470 400 0 0 0 0>
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<GND * 1 860 390 0 0 0 0>
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<Vdc V1 1 240 -120 18 -26 0 1 "5 V" 1>
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<GND * 1 240 -60 0 0 0 0>
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<R R2 1 320 220 -93 -26 1 1 "3 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R1 1 320 120 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R4 1 620 120 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R5 1 730 120 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R3 1 620 250 -93 -26 1 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R6 1 730 250 16 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R8 1 990 220 15 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R7 1 990 110 15 -26 0 1 "2k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<Pac P2 1 910 -140 18 -26 0 1 "2" 1 "50 Ohm" 1 "0 dBm" 0 "915 MHz" 0 "26.85" 0>
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<C C6 1 810 -110 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C5 1 710 -170 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<R R9 1 630 -110 -26 16 1 2 "330 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<C C3 1 360 530 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C4 1 370 610 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C2 1 190 270 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C1 1 230 350 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<R R10 1 110 270 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R11 1 120 350 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R12 1 140 530 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R13 1 150 610 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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</Components>
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<Wires>
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<420 40 420 170 "" 0 0 0 "">
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<900 40 900 170 "" 0 0 0 "">
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<830 70 830 170 "" 0 0 0 "">
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<520 70 520 170 "" 0 0 0 "">
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<560 -20 590 -20 "" 0 0 0 "">
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<520 70 590 70 "" 0 0 0 "">
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<590 70 830 70 "" 0 0 0 "">
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<590 -20 590 70 "" 0 0 0 "">
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<420 40 680 40 "" 0 0 0 "">
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<440 -20 500 -20 "" 0 0 0 "">
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<440 -60 440 -20 "" 0 0 0 "">
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<860 -60 860 -20 "" 0 0 0 "">
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<820 -20 860 -20 "" 0 0 0 "">
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<680 40 900 40 "" 0 0 0 "">
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<680 -20 680 40 "" 0 0 0 "">
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<680 -20 760 -20 "" 0 0 0 "">
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<730 -60 860 -60 "" 0 0 0 "">
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<730 -60 730 90 "" 0 0 0 "">
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<440 -60 620 -60 "" 0 0 0 "">
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<620 -60 730 -60 "" 0 0 0 "">
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<620 -60 620 90 "" 0 0 0 "">
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<320 -60 440 -60 "" 0 0 0 "">
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<320 -60 320 90 "" 0 0 0 "">
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<860 -60 990 -60 "" 0 0 0 "">
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<990 -60 990 80 "" 0 0 0 "">
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<990 250 990 290 "" 0 0 0 "">
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<930 260 930 290 "" 0 0 0 "">
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<800 260 800 290 "" 0 0 0 "">
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<730 280 730 300 "" 0 0 0 "">
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<620 280 620 300 "" 0 0 0 "">
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<550 260 550 290 "" 0 0 0 "">
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<390 260 390 290 "" 0 0 0 "">
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<320 250 320 300 "" 0 0 0 "">
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<320 150 320 170 "" 0 0 0 "">
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<320 170 320 190 "" 0 0 0 "">
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<320 170 360 170 "" 0 0 0 "">
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<620 150 620 170 "" 0 0 0 "">
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<620 170 620 220 "" 0 0 0 "">
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<580 170 620 170 "" 0 0 0 "">
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<730 150 730 170 "" 0 0 0 "">
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<730 170 730 220 "" 0 0 0 "">
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<730 170 770 170 "" 0 0 0 "">
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<990 140 990 170 "" 0 0 0 "">
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<990 170 990 190 "" 0 0 0 "">
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<960 170 990 170 "" 0 0 0 "">
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<830 230 860 230 "" 0 0 0 "">
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<860 230 900 230 "" 0 0 0 "">
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<860 230 860 300 "" 0 0 0 "">
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<860 360 860 390 "" 0 0 0 "">
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<470 370 470 400 "" 0 0 0 "">
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<420 230 470 230 "" 0 0 0 "">
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<470 230 520 230 "" 0 0 0 "">
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<470 230 470 310 "" 0 0 0 "">
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<240 -170 240 -150 "" 0 0 0 "">
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<240 -170 320 -170 "" 0 0 0 "">
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<320 -170 320 -60 "" 0 0 0 "">
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<240 -90 240 -60 "" 0 0 0 "">
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<230 170 320 170 "" 0 0 0 "">
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<700 170 730 170 "" 0 0 0 "">
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<700 170 700 450 "" 0 0 0 "">
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<320 450 700 450 "" 0 0 0 "">
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<620 170 670 170 "" 0 0 0 "">
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<990 170 1140 170 "" 0 0 0 "">
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<680 -110 680 -20 "" 0 0 0 "">
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<680 -110 780 -110 "" 0 0 0 "">
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<840 -110 910 -110 "" 0 0 0 "">
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<740 -170 910 -170 "" 0 0 0 "">
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<590 -170 680 -170 "" 0 0 0 "">
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<660 -110 680 -110 "" 0 0 0 "">
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<590 -170 590 -110 "" 0 0 0 "">
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<590 -110 590 -20 "" 0 0 0 "">
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<590 -110 600 -110 "" 0 0 0 "">
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<670 170 670 530 "" 0 0 0 "">
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<390 530 670 530 "" 0 0 0 "">
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<1140 170 1140 610 "" 0 0 0 "">
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<400 610 1140 610 "" 0 0 0 "">
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<230 170 230 270 "" 0 0 0 "">
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<220 270 230 270 "" 0 0 0 "">
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<320 350 320 450 "" 0 0 0 "">
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<260 350 320 350 "" 0 0 0 "">
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<50 270 50 350 "" 0 0 0 "">
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<170 530 330 530 "" 0 0 0 "">
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<180 610 340 610 "" 0 0 0 "">
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<50 610 120 610 "" 0 0 0 "">
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<50 480 50 530 "" 0 0 0 "">
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<50 530 50 610 "" 0 0 0 "">
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<50 530 110 530 "" 0 0 0 "">
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<50 350 50 420 "" 0 0 0 "">
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<50 350 90 350 "" 0 0 0 "">
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<150 350 200 350 "" 0 0 0 "">
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<140 270 160 270 "" 0 0 0 "">
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<50 270 80 270 "" 0 0 0 "">
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</Wires>
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<Diagrams>
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</Diagrams>
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<Paintings>
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</Paintings>
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@ -0,0 +1,215 @@
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<Qucs Schematic 0.0.19>
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<Properties>
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<View=-141,-450,1854,941,0.751316,180,0>
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<Grid=10,10,1>
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<DataSet=mixer_large_signal.dat>
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<DataDisplay=mixer_large_signal.dpl>
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<OpenDisplay=1>
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<Script=mixer_large_signal.m>
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<RunScript=0>
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<showFrame=0>
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<FrameText0=Title>
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<FrameText1=Drawn By:>
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||||
<FrameText2=Date:>
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<FrameText3=Revision:>
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</Properties>
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<Symbol>
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</Symbol>
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<Components>
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<.DC DC1 1 400 720 0 38 0 0 "26.85" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "no" 0 "150" 0 "no" 0 "none" 0 "CroutLU" 0>
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<.SP SP1 0 130 710 0 61 0 0 "lin" 1 "100 MHz" 1 "2 GHz" 1 "50" 1 "no" 0 "1" 0 "2" 0 "no" 0 "no" 0>
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<Eqn Eqn1 1 940 720 -31 15 0 0 "ileft=10e-3+I1" 1 "yes" 0>
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<Eqn Eqn2 1 940 810 -31 15 0 0 "iright=10e-3-I1" 1 "yes" 0>
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<.SW SW1 0 650 730 0 61 0 0 "SP1" 1 "lin" 1 "I1" 1 "-5 mA" 1 "5 mA" 1 "11" 1>
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<SPICE X2 1 680 210 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X1 1 840 210 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X3 1 1220 210 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<SPICE X4 1 1090 210 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
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<GND * 1 680 300 0 0 0 0>
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<GND * 1 840 300 0 0 0 0>
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<GND * 1 910 310 0 0 0 0>
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<GND * 1 1020 310 0 0 0 0>
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<GND * 1 1090 300 0 0 0 0>
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<GND * 1 1220 300 0 0 0 0>
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<GND * 1 1280 300 0 0 0 0>
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<GND * 1 610 310 0 0 0 0>
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<L L1 1 820 -10 -26 10 0 0 "100 nH" 1 "" 0>
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<L L2 1 1080 -10 -26 10 0 0 "100 nH" 1 "" 0>
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<Idc I1 1 760 350 -69 -26 0 3 "ileft" 1>
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<Idc I2 1 1150 340 -69 -26 0 3 "iright" 1>
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<GND * 1 760 410 0 0 0 0>
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<GND * 1 1150 400 0 0 0 0>
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<Vdc V1 1 530 -110 18 -26 0 1 "5 V" 1>
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<GND * 1 530 -50 0 0 0 0>
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<R R2 1 610 230 -93 -26 1 1 "3 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R1 1 610 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R4 1 910 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R5 1 1020 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R3 1 910 260 -93 -26 1 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R6 1 1020 260 16 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R8 1 1280 230 15 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R7 1 1280 120 15 -26 0 1 "2k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R9 1 920 -100 -26 16 1 2 "330 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<C C3 1 750 540 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C4 1 740 620 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<L L3 1 190 420 -26 10 0 0 "12 nH" 1 "" 0>
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<L L4 1 190 560 -26 10 0 0 "12 nH" 1 "" 0>
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<L L5 1 350 420 -26 10 0 0 "27 nH" 1 "" 0>
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<L L6 1 350 560 -26 10 0 0 "27 nH" 1 "" 0>
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<C C7 1 270 500 17 -26 0 1 "1.2 pF" 1 "" 0 "neutral" 0>
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<L L7 1 920 -170 -26 10 0 0 "12 nH" 1 "" 0>
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<R R11 1 1140 -240 16 -26 1 3 "1k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<Eqn Eqn3 1 1070 680 -31 15 0 0 "I1=8e-3" 1 "yes" 0>
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<R R12 1 1250 -240 15 -26 0 1 "50 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<GND * 1 1200 -180 0 0 0 0>
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<.TR TR1 1 -40 720 0 61 0 0 "lin" 1 "0" 1 "50 ns" 1 "1000" 0 "Gear" 0 "2" 0 "1 ns" 0 "1e-16" 0 "150" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "26.85" 0 "1e-3" 0 "1e-6" 0 "1" 0 "CroutLU" 0 "no" 0 "yes" 0 "0" 0>
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<C C1 1 560 360 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<C C2 1 550 180 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
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<R R16 1 490 180 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R17 1 500 360 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R18 1 660 540 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<R R19 1 660 620 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<Pac P1 1 80 490 18 -26 0 1 "1" 1 "50 Ohm" 1 "-2 dBm" 0 "915 MHz" 0 "26.85" 0>
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<GND * 1 60 600 0 0 0 0>
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<R R20 1 -110 490 15 -26 0 1 "1k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
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<C C8 1 -20 420 -26 17 0 0 "1.2 pF" 1 "" 0 "neutral" 0>
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<C C9 1 -20 560 -26 17 0 0 "1.2 pF" 1 "" 0 "neutral" 0>
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<R R21 1 790 -90 -26 15 0 0 "10k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
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<R R22 1 1050 -100 -26 15 0 0 "10k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
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<C C5 1 1050 -280 -26 17 0 0 "3.8 pF" 1 "" 0 "neutral" 0>
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<C C6 1 1050 -210 -26 17 0 0 "3.8 pF" 1 "" 0 "neutral" 0>
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</Components>
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<Wires>
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<710 50 710 180 "" 0 0 0 "">
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<1190 50 1190 180 "" 0 0 0 "">
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<1120 80 1120 180 "" 0 0 0 "">
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<810 80 810 180 "" 0 0 0 "">
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<850 -10 880 -10 "" 0 0 0 "">
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<810 80 880 80 "" 0 0 0 "">
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<880 80 1120 80 "" 0 0 0 "">
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<880 -10 880 80 "" 0 0 0 "">
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<710 50 970 50 "" 0 0 0 "">
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<730 -10 790 -10 "" 0 0 0 "">
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<730 -50 730 -10 "" 0 0 0 "">
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<1150 -50 1150 -10 "" 0 0 0 "">
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||||
<1110 -10 1150 -10 "" 0 0 0 "">
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<970 50 1190 50 "" 0 0 0 "">
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<970 -10 970 50 "" 0 0 0 "">
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||||
<970 -10 1050 -10 "" 0 0 0 "">
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<1020 -50 1130 -50 "" 0 0 0 "">
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||||
<1020 -50 1020 100 "" 0 0 0 "">
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<730 -50 910 -50 "" 0 0 0 "">
|
||||
<910 -50 1020 -50 "" 0 0 0 "">
|
||||
<910 -50 910 100 "" 0 0 0 "">
|
||||
<610 -50 690 -50 "" 0 0 0 "">
|
||||
<610 -50 610 100 "" 0 0 0 "">
|
||||
<1150 -50 1280 -50 "" 0 0 0 "">
|
||||
<1280 -50 1280 90 "" 0 0 0 "">
|
||||
<1280 260 1280 300 "" 0 0 0 "">
|
||||
<1220 270 1220 300 "" 0 0 0 "">
|
||||
<1090 270 1090 300 "" 0 0 0 "">
|
||||
<1020 290 1020 310 "" 0 0 0 "">
|
||||
<910 290 910 310 "" 0 0 0 "">
|
||||
<840 270 840 300 "" 0 0 0 "">
|
||||
<680 270 680 300 "" 0 0 0 "">
|
||||
<610 260 610 310 "" 0 0 0 "">
|
||||
<610 160 610 180 "" 0 0 0 "">
|
||||
<610 180 610 200 "" 0 0 0 "">
|
||||
<610 180 650 180 "" 0 0 0 "">
|
||||
<910 160 910 180 "" 0 0 0 "">
|
||||
<910 180 910 230 "" 0 0 0 "">
|
||||
<870 180 910 180 "" 0 0 0 "">
|
||||
<1020 160 1020 180 "" 0 0 0 "">
|
||||
<1020 180 1020 230 "" 0 0 0 "">
|
||||
<1020 180 1060 180 "" 0 0 0 "">
|
||||
<1280 150 1280 180 "" 0 0 0 "">
|
||||
<1280 180 1280 200 "" 0 0 0 "">
|
||||
<1250 180 1280 180 "" 0 0 0 "">
|
||||
<1120 240 1150 240 "" 0 0 0 "">
|
||||
<1150 240 1190 240 "" 0 0 0 "">
|
||||
<1150 240 1150 310 "" 0 0 0 "">
|
||||
<1150 370 1150 400 "" 0 0 0 "">
|
||||
<760 380 760 410 "" 0 0 0 "">
|
||||
<710 240 760 240 "" 0 0 0 "">
|
||||
<760 240 810 240 "" 0 0 0 "">
|
||||
<760 240 760 320 "" 0 0 0 "">
|
||||
<530 -160 530 -140 "" 0 0 0 "">
|
||||
<530 -160 610 -160 "" 0 0 0 "">
|
||||
<610 -160 610 -50 "" 0 0 0 "">
|
||||
<530 -80 530 -50 "" 0 0 0 "">
|
||||
<990 180 1020 180 "" 0 0 0 "">
|
||||
<990 180 990 460 "" 0 0 0 "">
|
||||
<610 460 990 460 "" 0 0 0 "">
|
||||
<910 180 960 180 "" 0 0 0 "">
|
||||
<1280 180 1430 180 "" 0 0 0 "">
|
||||
<970 -100 970 -10 "" 0 0 0 "">
|
||||
<950 -100 970 -100 "" 0 0 0 "">
|
||||
<880 -100 880 -90 "" 0 0 0 "">
|
||||
<880 -100 890 -100 "" 0 0 0 "">
|
||||
<960 180 960 540 "" 0 0 0 "">
|
||||
<780 540 960 540 "" 0 0 0 "">
|
||||
<1430 180 1430 620 "" 0 0 0 "">
|
||||
<770 620 1430 620 "" 0 0 0 "">
|
||||
<220 420 270 420 "" 0 0 0 "">
|
||||
<220 560 270 560 "" 0 0 0 "">
|
||||
<270 560 320 560 "" 0 0 0 "">
|
||||
<270 530 270 560 "" 0 0 0 "">
|
||||
<270 420 320 420 "" 0 0 0 "">
|
||||
<270 420 270 470 "" 0 0 0 "">
|
||||
<380 420 440 420 "" 0 0 0 "">
|
||||
<380 560 440 560 "" 0 0 0 "">
|
||||
<80 420 80 460 "" 0 0 0 "">
|
||||
<80 420 160 420 "vin" 120 390 1 "">
|
||||
<80 520 80 560 "" 0 0 0 "">
|
||||
<880 -170 880 -100 "" 0 0 0 "">
|
||||
<880 -170 890 -170 "" 0 0 0 "">
|
||||
<970 -170 970 -100 "" 0 0 0 "">
|
||||
<950 -170 970 -170 "" 0 0 0 "">
|
||||
<1080 -210 1140 -210 "" 0 0 0 "">
|
||||
<970 -210 970 -170 "" 0 0 0 "">
|
||||
<970 -210 1020 -210 "" 0 0 0 "">
|
||||
<880 -280 880 -170 "" 0 0 0 "">
|
||||
<880 -280 1020 -280 "" 0 0 0 "">
|
||||
<1080 -280 1140 -280 "" 0 0 0 "">
|
||||
<1140 -280 1140 -270 "" 0 0 0 "">
|
||||
<1140 -210 1200 -210 "" 0 0 0 "">
|
||||
<1140 -280 1250 -280 "vout" 1220 -310 56 "">
|
||||
<1250 -280 1250 -270 "" 0 0 0 "">
|
||||
<1200 -210 1250 -210 "" 0 0 0 "">
|
||||
<1200 -210 1200 -180 "" 0 0 0 "">
|
||||
<80 560 160 560 "" 0 0 0 "">
|
||||
<610 360 610 460 "" 0 0 0 "">
|
||||
<590 360 610 360 "" 0 0 0 "">
|
||||
<580 180 610 180 "" 0 0 0 "">
|
||||
<440 180 460 180 "" 0 0 0 "">
|
||||
<440 180 440 360 "" 0 0 0 "">
|
||||
<440 360 440 420 "" 0 0 0 "">
|
||||
<440 360 470 360 "" 0 0 0 "">
|
||||
<440 540 440 560 "" 0 0 0 "">
|
||||
<440 540 630 540 "" 0 0 0 "">
|
||||
<440 560 440 620 "" 0 0 0 "">
|
||||
<440 620 630 620 "" 0 0 0 "">
|
||||
<690 620 710 620 "" 0 0 0 "">
|
||||
<690 540 720 540 "" 0 0 0 "">
|
||||
<60 560 80 560 "" 0 0 0 "">
|
||||
<60 560 60 600 "" 0 0 0 "">
|
||||
<-110 560 -50 560 "" 0 0 0 "">
|
||||
<-110 520 -110 560 "" 0 0 0 "">
|
||||
<-110 420 -110 460 "" 0 0 0 "">
|
||||
<-110 420 -50 420 "" 0 0 0 "">
|
||||
<10 420 80 420 "" 0 0 0 "">
|
||||
<10 560 60 560 "" 0 0 0 "">
|
||||
<880 -90 880 -10 "" 0 0 0 "">
|
||||
<820 -90 880 -90 "" 0 0 0 "">
|
||||
<690 -90 760 -90 "" 0 0 0 "">
|
||||
<690 -50 730 -50 "" 0 0 0 "">
|
||||
<690 -90 690 -50 "" 0 0 0 "">
|
||||
<970 -100 1020 -100 "" 0 0 0 "">
|
||||
<1130 -50 1150 -50 "" 0 0 0 "">
|
||||
<1130 -100 1130 -50 "" 0 0 0 "">
|
||||
<1080 -100 1130 -100 "" 0 0 0 "">
|
||||
</Wires>
|
||||
<Diagrams>
|
||||
</Diagrams>
|
||||
<Paintings>
|
||||
</Paintings>
|
||||
|
|
@ -0,0 +1,196 @@
|
|||
<Qucs Schematic 0.0.19>
|
||||
<Properties>
|
||||
<View=-91,-433,1854,946,0.826447,300,0>
|
||||
<Grid=10,10,1>
|
||||
<DataSet=mixer_match.dat>
|
||||
<DataDisplay=mixer_match.dpl>
|
||||
<OpenDisplay=1>
|
||||
<Script=mixer_match.m>
|
||||
<RunScript=0>
|
||||
<showFrame=0>
|
||||
<FrameText0=Title>
|
||||
<FrameText1=Drawn By:>
|
||||
<FrameText2=Date:>
|
||||
<FrameText3=Revision:>
|
||||
</Properties>
|
||||
<Symbol>
|
||||
</Symbol>
|
||||
<Components>
|
||||
<.DC DC1 1 400 720 0 38 0 0 "26.85" 0 "0.001" 0 "1 pA" 0 "1 uV" 0 "no" 0 "150" 0 "no" 0 "none" 0 "CroutLU" 0>
|
||||
<.SP SP1 1 130 710 0 61 0 0 "lin" 1 "100 MHz" 1 "2 GHz" 1 "50" 1 "no" 0 "1" 0 "2" 0 "no" 0 "no" 0>
|
||||
<Eqn Eqn1 1 940 720 -31 15 0 0 "ileft=5e-3+I1" 1 "yes" 0>
|
||||
<Eqn Eqn2 1 940 810 -31 15 0 0 "iright=5e-3-I1" 1 "yes" 0>
|
||||
<.SW SW1 1 650 730 0 61 0 0 "SP1" 1 "lin" 1 "I1" 1 "-5 mA" 1 "5 mA" 1 "11" 1>
|
||||
<SPICE X2 1 680 210 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
|
||||
<SPICE X1 1 840 210 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
|
||||
<SPICE X3 1 1220 210 -26 -89 0 0 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
|
||||
<SPICE X4 1 1090 210 -26 -89 1 2 "/home/kelvin/repos/ism-915mhz-transceiver/sim/models/BFU520XR_SPICE_GP.PRM" 1 "_net1,_net2,_net3" 0 "yes" 0 "none" 0>
|
||||
<GND * 1 680 300 0 0 0 0>
|
||||
<GND * 1 840 300 0 0 0 0>
|
||||
<GND * 1 910 310 0 0 0 0>
|
||||
<GND * 1 1020 310 0 0 0 0>
|
||||
<GND * 1 1090 300 0 0 0 0>
|
||||
<GND * 1 1220 300 0 0 0 0>
|
||||
<GND * 1 1280 300 0 0 0 0>
|
||||
<GND * 1 610 310 0 0 0 0>
|
||||
<L L1 1 820 -10 -26 10 0 0 "100 nH" 1 "" 0>
|
||||
<L L2 1 1080 -10 -26 10 0 0 "100 nH" 1 "" 0>
|
||||
<Idc I1 1 760 350 -69 -26 0 3 "ileft" 1>
|
||||
<Idc I2 1 1150 340 -69 -26 0 3 "iright" 1>
|
||||
<GND * 1 760 410 0 0 0 0>
|
||||
<GND * 1 1150 400 0 0 0 0>
|
||||
<Vdc V1 1 530 -110 18 -26 0 1 "5 V" 1>
|
||||
<GND * 1 530 -50 0 0 0 0>
|
||||
<C C2 1 490 280 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
|
||||
<C C1 1 490 360 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
|
||||
<R R2 1 610 230 -93 -26 1 1 "3 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R1 1 610 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R4 1 910 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R5 1 1020 130 -93 -26 1 1 "2 kOhm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R3 1 910 260 -93 -26 1 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R6 1 1020 260 16 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R8 1 1280 230 15 -26 0 1 "3k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R7 1 1280 120 15 -26 0 1 "2k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<R R9 1 920 -100 -26 16 1 2 "330 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<L L3 1 190 420 -26 10 0 0 "12 nH" 1 "" 0>
|
||||
<L L4 1 190 560 -26 10 0 0 "12 nH" 1 "" 0>
|
||||
<L L5 1 350 420 -26 10 0 0 "27 nH" 1 "" 0>
|
||||
<L L6 1 350 560 -26 10 0 0 "27 nH" 1 "" 0>
|
||||
<C C7 1 270 500 17 -26 0 1 "1.2 pF" 1 "" 0 "neutral" 0>
|
||||
<Pac P1 1 80 490 18 -26 0 1 "1" 1 "50 Ohm" 1 "0 dBm" 0 "915 MHz" 0 "26.85" 0>
|
||||
<R R10 1 -60 490 15 -26 0 1 "1k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<C C8 1 30 420 -26 17 0 0 "1.2 pF" 1 "" 0 "neutral" 0>
|
||||
<C C9 1 30 560 -26 17 0 0 "1.2 pF" 1 "" 0 "neutral" 0>
|
||||
<R R11 1 1140 -240 16 -26 1 3 "1k Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "european" 0>
|
||||
<Pac P2 1 1250 -240 18 -26 0 1 "2" 1 "50 Ohm" 1 "0 dBm" 0 "915 MHz" 0 "26.85" 0>
|
||||
<C C3 1 890 540 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
|
||||
<C C4 1 890 620 -26 17 0 0 "100 pF" 1 "" 0 "neutral" 0>
|
||||
<R R14 1 780 540 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
|
||||
<R R15 1 790 620 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
|
||||
<R R12 1 400 280 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
|
||||
<R R13 1 410 360 -26 15 0 0 "33 Ohm" 1 "26.85" 0 "0.0" 0 "0.0" 0 "26.85" 0 "US" 0>
|
||||
<C C11 1 1050 -210 -26 17 0 0 "3.8 pF" 1 "" 0 "neutral" 0>
|
||||
<C C10 1 1050 -280 -26 17 0 0 "3.8 pF" 1 "" 0 "neutral" 0>
|
||||
<L L7 1 920 -210 -26 10 0 0 "12 nH" 1 "" 0>
|
||||
</Components>
|
||||
<Wires>
|
||||
<710 50 710 180 "" 0 0 0 "">
|
||||
<1190 50 1190 180 "" 0 0 0 "">
|
||||
<1120 80 1120 180 "" 0 0 0 "">
|
||||
<810 80 810 180 "" 0 0 0 "">
|
||||
<850 -10 880 -10 "" 0 0 0 "">
|
||||
<810 80 880 80 "" 0 0 0 "">
|
||||
<880 80 1120 80 "" 0 0 0 "">
|
||||
<880 -10 880 80 "" 0 0 0 "">
|
||||
<710 50 970 50 "" 0 0 0 "">
|
||||
<730 -10 790 -10 "" 0 0 0 "">
|
||||
<730 -50 730 -10 "" 0 0 0 "">
|
||||
<1150 -50 1150 -10 "" 0 0 0 "">
|
||||
<1110 -10 1150 -10 "" 0 0 0 "">
|
||||
<970 50 1190 50 "" 0 0 0 "">
|
||||
<970 -10 970 50 "" 0 0 0 "">
|
||||
<970 -10 1050 -10 "" 0 0 0 "">
|
||||
<1020 -50 1150 -50 "" 0 0 0 "">
|
||||
<1020 -50 1020 100 "" 0 0 0 "">
|
||||
<730 -50 910 -50 "" 0 0 0 "">
|
||||
<910 -50 1020 -50 "" 0 0 0 "">
|
||||
<910 -50 910 100 "" 0 0 0 "">
|
||||
<610 -50 730 -50 "" 0 0 0 "">
|
||||
<610 -50 610 100 "" 0 0 0 "">
|
||||
<1150 -50 1280 -50 "" 0 0 0 "">
|
||||
<1280 -50 1280 90 "" 0 0 0 "">
|
||||
<1280 260 1280 300 "" 0 0 0 "">
|
||||
<1220 270 1220 300 "" 0 0 0 "">
|
||||
<1090 270 1090 300 "" 0 0 0 "">
|
||||
<1020 290 1020 310 "" 0 0 0 "">
|
||||
<910 290 910 310 "" 0 0 0 "">
|
||||
<840 270 840 300 "" 0 0 0 "">
|
||||
<680 270 680 300 "" 0 0 0 "">
|
||||
<610 260 610 310 "" 0 0 0 "">
|
||||
<610 160 610 180 "" 0 0 0 "">
|
||||
<610 180 610 200 "" 0 0 0 "">
|
||||
<610 180 650 180 "" 0 0 0 "">
|
||||
<910 160 910 180 "" 0 0 0 "">
|
||||
<910 180 910 230 "" 0 0 0 "">
|
||||
<870 180 910 180 "" 0 0 0 "">
|
||||
<1020 160 1020 180 "" 0 0 0 "">
|
||||
<1020 180 1020 230 "" 0 0 0 "">
|
||||
<1020 180 1060 180 "" 0 0 0 "">
|
||||
<1280 150 1280 180 "" 0 0 0 "">
|
||||
<1280 180 1280 200 "" 0 0 0 "">
|
||||
<1250 180 1280 180 "" 0 0 0 "">
|
||||
<1120 240 1150 240 "" 0 0 0 "">
|
||||
<1150 240 1190 240 "" 0 0 0 "">
|
||||
<1150 240 1150 310 "" 0 0 0 "">
|
||||
<1150 370 1150 400 "" 0 0 0 "">
|
||||
<760 380 760 410 "" 0 0 0 "">
|
||||
<710 240 760 240 "" 0 0 0 "">
|
||||
<760 240 810 240 "" 0 0 0 "">
|
||||
<760 240 760 320 "" 0 0 0 "">
|
||||
<530 -160 530 -140 "" 0 0 0 "">
|
||||
<530 -160 610 -160 "" 0 0 0 "">
|
||||
<610 -160 610 -50 "" 0 0 0 "">
|
||||
<530 -80 530 -50 "" 0 0 0 "">
|
||||
<520 180 520 280 "" 0 0 0 "">
|
||||
<520 180 610 180 "" 0 0 0 "">
|
||||
<990 180 1020 180 "" 0 0 0 "">
|
||||
<990 180 990 460 "" 0 0 0 "">
|
||||
<610 460 990 460 "" 0 0 0 "">
|
||||
<610 360 610 460 "" 0 0 0 "">
|
||||
<520 360 610 360 "" 0 0 0 "">
|
||||
<910 180 960 180 "" 0 0 0 "">
|
||||
<1280 180 1430 180 "" 0 0 0 "">
|
||||
<970 -100 970 -10 "" 0 0 0 "">
|
||||
<950 -100 970 -100 "" 0 0 0 "">
|
||||
<880 -100 880 -10 "" 0 0 0 "">
|
||||
<880 -100 890 -100 "" 0 0 0 "">
|
||||
<220 420 270 420 "" 0 0 0 "">
|
||||
<220 560 270 560 "" 0 0 0 "">
|
||||
<270 560 320 560 "" 0 0 0 "">
|
||||
<270 530 270 560 "" 0 0 0 "">
|
||||
<270 420 320 420 "" 0 0 0 "">
|
||||
<270 420 270 470 "" 0 0 0 "">
|
||||
<80 420 80 460 "" 0 0 0 "">
|
||||
<80 420 160 420 "" 0 0 0 "">
|
||||
<160 560 170 560 "" 0 0 0 "">
|
||||
<80 560 160 560 "" 0 0 0 "">
|
||||
<80 520 80 560 "" 0 0 0 "">
|
||||
<60 420 80 420 "" 0 0 0 "">
|
||||
<60 560 80 560 "" 0 0 0 "">
|
||||
<-60 560 0 560 "" 0 0 0 "">
|
||||
<-60 520 -60 560 "" 0 0 0 "">
|
||||
<-60 420 -60 460 "" 0 0 0 "">
|
||||
<-60 420 0 420 "" 0 0 0 "">
|
||||
<1080 -210 1140 -210 "" 0 0 0 "">
|
||||
<880 -280 1020 -280 "" 0 0 0 "">
|
||||
<1080 -280 1140 -280 "" 0 0 0 "">
|
||||
<1140 -280 1140 -270 "" 0 0 0 "">
|
||||
<1140 -210 1250 -210 "" 0 0 0 "">
|
||||
<1140 -280 1250 -280 "" 0 0 0 "">
|
||||
<1250 -280 1250 -270 "" 0 0 0 "">
|
||||
<960 180 960 540 "" 0 0 0 "">
|
||||
<920 540 960 540 "" 0 0 0 "">
|
||||
<1430 180 1430 620 "" 0 0 0 "">
|
||||
<920 620 1430 620 "" 0 0 0 "">
|
||||
<380 540 380 560 "" 0 0 0 "">
|
||||
<380 540 750 540 "" 0 0 0 "">
|
||||
<380 620 760 620 "" 0 0 0 "">
|
||||
<380 560 380 620 "" 0 0 0 "">
|
||||
<380 360 380 420 "" 0 0 0 "">
|
||||
<370 280 370 360 "" 0 0 0 "">
|
||||
<370 360 380 360 "" 0 0 0 "">
|
||||
<440 360 460 360 "" 0 0 0 "">
|
||||
<430 280 460 280 "" 0 0 0 "">
|
||||
<810 540 860 540 "" 0 0 0 "">
|
||||
<820 620 860 620 "" 0 0 0 "">
|
||||
<950 -210 970 -210 "" 0 0 0 "">
|
||||
<880 -280 880 -210 "" 0 0 0 "">
|
||||
<880 -210 890 -210 "" 0 0 0 "">
|
||||
<880 -210 880 -100 "" 0 0 0 "">
|
||||
<970 -210 1020 -210 "" 0 0 0 "">
|
||||
<970 -210 970 -100 "" 0 0 0 "">
|
||||
</Wires>
|
||||
<Diagrams>
|
||||
</Diagrams>
|
||||
<Paintings>
|
||||
</Paintings>
|
||||
|
|
@ -0,0 +1,206 @@
|
|||
{
|
||||
"cells": [
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 55,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"data": {
|
||||
"text/plain": [
|
||||
"(array([0.8645785 -0.09823784j, 0.85954376-0.10151559j,\n",
|
||||
" 0.85534282-0.10389085j, 0.85223139-0.10548823j,\n",
|
||||
" 0.85032448-0.10640486j, 0.84968251-0.10670324j,\n",
|
||||
" 0.85032448-0.10640486j, 0.85223139-0.10548823j,\n",
|
||||
" 0.85534282-0.10389085j, 0.85954376-0.10151559j,\n",
|
||||
" 0.8645785 -0.09823784j]),\n",
|
||||
" array([0.58060059-0.38299298j, 0.5812387 -0.39895514j,\n",
|
||||
" 0.58112332-0.41153593j, 0.58070618-0.42059005j,\n",
|
||||
" 0.58031978-0.42604352j, 0.58016811-0.42786419j,\n",
|
||||
" 0.58031978-0.42604352j, 0.58070618-0.42059005j,\n",
|
||||
" 0.58112332-0.41153593j, 0.5812387 -0.39895514j,\n",
|
||||
" 0.58060059-0.38299298j]))"
|
||||
]
|
||||
},
|
||||
"execution_count": 55,
|
||||
"metadata": {},
|
||||
"output_type": "execute_result"
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"# matching the mixer LO input and RF output to 50 ohms using the S11/S22 parameters\n",
|
||||
"# calculated using Qucs\n",
|
||||
"\n",
|
||||
"import qucs.qucsdata as qd\n",
|
||||
"data = qd.QucsData('bfu520_mixer.dat').data\n",
|
||||
"\n",
|
||||
"\n",
|
||||
"import numpy as np\n",
|
||||
"# find the index closest to 915 MHz\n",
|
||||
"freqs = data['frequency']\n",
|
||||
"idx = np.abs(freqs - 915e+6).argmin()\n",
|
||||
"\n",
|
||||
"s11s = data['S[1,1]']\n",
|
||||
"s22s = data['S[2,2]']\n",
|
||||
"\n",
|
||||
"s11s[idx,:], s22s[idx,:]"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 61,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"(407.8826087843155-328.42259033407754j)\n",
|
||||
"834.9901269321724j\n",
|
||||
"(672.324866234869+0j)\n",
|
||||
"1.452380394909119e-07\n",
|
||||
"407.8826087843155 152.45788592627554 133.76894422554054\n",
|
||||
"5.712576904340215e-08 1.3003005258265486e-12 2.651849853388749e-08\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"s11 = np.mean(s11s, axis=1)\n",
|
||||
"s22 = np.mean(s22s, axis=1)\n",
|
||||
"#print(s11)\n",
|
||||
"\n",
|
||||
"import skrf.network as net\n",
|
||||
"\n",
|
||||
"# conjugate match the source\n",
|
||||
"z_s = net.s2z(np.array([[[s11[idx]]]]))[0, 0, 0]\n",
|
||||
"print(z_s)\n",
|
||||
"\n",
|
||||
"# so it looks like it'll need a large series inductor to compensate the imaginary part, followed by a standard \n",
|
||||
"# L match to 50 ohms\n",
|
||||
"l_series_s = -np.imag(z_s)/(2*np.pi*915e+6)\n",
|
||||
"\n",
|
||||
"# how hard would it be to remove the imaginary part using a shunt element?\n",
|
||||
"print(1j/np.imag(1/z_s))\n",
|
||||
"print(1/(1/z_s + 1/(1j/np.imag(1/z_s))))\n",
|
||||
"print(1/(np.imag(1/z_s)*2*np.pi*915e+6))\n",
|
||||
"\n",
|
||||
"# okay, 130 nH is pretty big so I'm going to go with the smaller series option\n",
|
||||
"\n",
|
||||
"r_s = np.real(z_s)\n",
|
||||
"q_s = np.sqrt((r_s - 50.)/50.)\n",
|
||||
"\n",
|
||||
"x_1_s = r_s/q_s\n",
|
||||
"x_2_s = q_s * 50.\n",
|
||||
"print(r_s, x_1_s, x_2_s)\n",
|
||||
"\n",
|
||||
"# let's go with a shunt capacitor followed by an inductor\n",
|
||||
"l_series_s2 = x_1_s/(2*np.pi*915e+6)\n",
|
||||
"c_shunt_s = 1/(2*np.pi*915e+6*x_2_s)\n",
|
||||
"print(l_series_s, c_shunt_s, l_series_s2)\n"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 62,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"(407.8826087843155+0j) (39.61039510850523-120.77834197894384j) (39.61039510850523+31.679543947331695j)\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"# double check\n",
|
||||
"\n",
|
||||
"z_1 = z_s + 2j*np.pi*l_series_s*915e+6\n",
|
||||
"z_2 = 1/(1/z_1 + 1/(1/(2j*np.pi*915e+6*c_shunt_s)))\n",
|
||||
"z_3 = z_2 + 2j*np.pi*915e+6*l_series_s2\n",
|
||||
"\n",
|
||||
"print(z_1, z_2, z_3)\n",
|
||||
"\n",
|
||||
"# TODO maybe simulate it using scikit-rf network stuff"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": 71,
|
||||
"metadata": {},
|
||||
"outputs": [
|
||||
{
|
||||
"name": "stdout",
|
||||
"output_type": "stream",
|
||||
"text": [
|
||||
"(89.46617486489218-105.51717177278026j)\n",
|
||||
"1.83536387636225e-08 3.154815993634542e-08\n",
|
||||
"(213.91402966297977+0j)\n",
|
||||
"213.91402966297977 118.14523420131724 90.53011368129937\n",
|
||||
"1.244415883537231e-08 3.842695462154556e-12\n"
|
||||
]
|
||||
}
|
||||
],
|
||||
"source": [
|
||||
"# time to conjugate match the output\n",
|
||||
"#z_l = net.s2z(np.array([[[s22[idx]]]]))[0, 0, 0]\n",
|
||||
"z_l = net.s2z(np.array([[[0.544 - 0.345j]]]))[0, 0, 0]\n",
|
||||
"\n",
|
||||
"print(z_l)\n",
|
||||
"\n",
|
||||
"# series inductor or shunt inductor to cancel out the imaginary impedance? let's compare values like before\n",
|
||||
"z_series_l = -np.imag(z_l)/(2*np.pi*915e+6)\n",
|
||||
"z_shunt_l = 1/(np.imag(1/z_l))/(2*np.pi*915e+6)\n",
|
||||
"\n",
|
||||
"print(z_series_l, z_shunt_l)\n",
|
||||
"print(1/(1/z_l + 1/(2j*np.pi*915e+6*z_shunt_l)))\n",
|
||||
"\n",
|
||||
"# so either a pair of 15 nH series inductors or a 47 nH shunt; let's see how to the L section looks \n",
|
||||
"# before deciding here\n",
|
||||
"\n",
|
||||
"#r_l = np.real(z_l)\n",
|
||||
"r_l = np.real(1/(1/z_l + 1/(2j*np.pi*915e+6*z_shunt_l)))\n",
|
||||
"q_l = np.sqrt((r_l - 50.)/50.)\n",
|
||||
"\n",
|
||||
"x_1_l = r_l/q_l\n",
|
||||
"x_2_l = q_l * 50.\n",
|
||||
"print(r_l, x_1_l, x_2_l)\n",
|
||||
"\n",
|
||||
"# let's give the smaller impedance to the capacitor, so it'll be a shunt inductor\n",
|
||||
"l_shunt_l = x_1_l/(2*np.pi*915e+6)\n",
|
||||
"c_series_l = 1/(2*np.pi*915e+6*x_2_l)\n",
|
||||
"l_shunt_total_l = 1/(1/l_shunt_l + 1/z_shunt_l)\n",
|
||||
"\n",
|
||||
"print(l_shunt_total_l, 2*c_series_l)"
|
||||
]
|
||||
},
|
||||
{
|
||||
"cell_type": "code",
|
||||
"execution_count": null,
|
||||
"metadata": {},
|
||||
"outputs": [],
|
||||
"source": []
|
||||
}
|
||||
],
|
||||
"metadata": {
|
||||
"kernelspec": {
|
||||
"display_name": "Python 3",
|
||||
"language": "python",
|
||||
"name": "python3"
|
||||
},
|
||||
"language_info": {
|
||||
"codemirror_mode": {
|
||||
"name": "ipython",
|
||||
"version": 3
|
||||
},
|
||||
"file_extension": ".py",
|
||||
"mimetype": "text/x-python",
|
||||
"name": "python",
|
||||
"nbconvert_exporter": "python",
|
||||
"pygments_lexer": "ipython3",
|
||||
"version": "3.7.3"
|
||||
}
|
||||
},
|
||||
"nbformat": 4,
|
||||
"nbformat_minor": 2
|
||||
}
|
||||
|
|
@ -53,7 +53,8 @@ class QucsData:
|
|||
|
||||
if '<indep' in line:
|
||||
# independent variables
|
||||
r = re.match(r'(\S+) (\S+) (\d+)', line.translate(None,"<>"))
|
||||
stripbrackets = str.maketrans(dict.fromkeys("<>"))
|
||||
r = re.match(r'(\S+) (\S+) (\d+)', line.translate(stripbrackets))
|
||||
kind, identifier, size = r.groups()
|
||||
# collect identifiers
|
||||
self.names.append(identifier)
|
||||
|
|
@ -63,7 +64,8 @@ class QucsData:
|
|||
if '<dep' in line:
|
||||
# dependent variables
|
||||
# one or more independent, y=f(v,w,...)
|
||||
r = re.findall('(\S+)', line.translate(None,"<>"))
|
||||
stripbrackets = str.maketrans(dict.fromkeys("<>"))
|
||||
r = re.findall('(\S+)', line.translate(stripbrackets))
|
||||
identifier = r[1]
|
||||
self.dependent[identifier]= r[2:]
|
||||
self.names.append(identifier)
|
||||
|
|
|
|||
Loading…
Reference in New Issue