Filter

9 boards

KiCad boards from 6 GitHub repositories tagged “filter”, the most starred first; open any of them in PCBKit.

2 layers207 × 128.5 mm
MS20-VCF
BleepSound/ms20-vcf-double
MS20-VCF clone based on BartonSynth version.
113 parts25CC-BY-SA-4.0
2 layers
Vhf uhf IQ Modulator
antonjan/IQ_Modulator
IQ Modulator for 2M and 70cm from I2C and ALSA PCM Audio on Orange PI Zero (Estimated TX Power 500mW)
88 parts7GPL-3.0
2 layers66 × 56.5 mm
Raspberry Pi 2m TX
antonjan/Bacar_Raspberry_tx
This project is to share the Bacar Raspberry Transmitter 2m Transmitter
32 parts4
2 layers85 × 70.5 mm
Analog audio
eccentricOrange/bt-speaker
A Simple Two-way Analog Speaker Amplifier
44 parts4
2 layers152 × 93.7 mm
Bandfilter
paulh002/band-passfilter-arduino-esp32
ESP32 managed HF bandpass filyer
127 parts3
4 layers68.6 × 53.3 mm
Amplifier-4th Bandpass
SAakbarnezhad/bandpass-amplifier-shield
4th order bandpass amplifier in an Arduino Uno R3 shield form factor — two OPA340P stages, split analog and digital ground, test points at every stage
41 parts
2 layers60 × 110 mm
MS20-VCF
BleepSound/ms20-vcf-double
MS20-VCF clone based on BartonSynth version.
79 parts25CC-BY-SA-4.0
2 layers60 × 110 mm
MS20-VCF
BleepSound/ms20-vcf-double
MS20-VCF clone based on BartonSynth version.
30 parts25CC-BY-SA-4.0
2 layers
Vhf uhf IQ Modulator V3
antonjan/IQ_Modulator
IQ Modulator for 2M and 70cm from I2C and ALSA PCM Audio on Orange PI Zero (Estimated TX Power 500mW)
72 parts7GPL-3.0