Kassutronics: KS-20 Filter
3320 High Pass Filter / Eurorack / VCF / DIY Filter | Reverb
STUFF - LOOK MUM NO COMPUTER
electro-music.com :: View topic - Just another Transistor Ladder Filter
Roland SH5 bandpass filter - MOD WIGGLER
Minimoog VCF clone
Limaflo Motomouth Formant Filter Eurorack DIY Kit | Reverb
DP Filter - Transistor/Diode Ladder VCF PCB | NonLinear Circuits - Modular Addict Synth-DIY
Eurorack module DIY tutorial (4) - wiring - SyntherJack
Moog-type High-pass Ladder VCF | Electronic things… and stuff
Eddy Bergman.com: Synthersizer Build part-45: STEINER-PARKER DIODE FILTER for EURORACK.
Eurorack-multipole filter DIY
AI004 OTA Voltage Controlled Filter - AI Synthesis
Simple Variable High Pass Filter – Improvements : r/synthdiy
AI004 OTA Voltage Controlled Filter - AI Synthesis
VCF-1 – vactrol filter – DIY kit – Skull & Circuits
STUFF - LOOK MUM NO COMPUTER
Synthrotek DIRT Filter Effect Module DIY Kit Eurorack - Etsy
Dual Stereo High-Pass Filter - Modular Mission
eurorack DIY | synthnerd
Repair WASP Filter Clone - Driessen Synthesizer Reparatur Düsseldorf
eurorack DIY | synthnerd
BF-22 VCF DIY Eurorack Module Kit by Befaco
SSM2044 LP Filter designs – Electric Druid
