Sallen key

2 boards

KiCad boards from 2 GitHub repositories tagged “sallen-key”, the most starred first; open any of them in PCBKit.

2 layers78 × 99.5 mm
Precision AFE ESP32
LemonAidLee/Precision-Analog-Front-End
A highly precise, ±100 mV analog front-end (AFE) designed for the ESP32 and ADS1115. Features a 4-stage TL082 architecture including a Sallen-Key low-pass filter, delivering 9.4 µV/LSB resolution for precision data…
29 partsCERN-OHL-P-2.0
2 layers208.4 × 36.1 mm
Signal conditioning top
omarothman2004/Signal-Conditioning-Pipeline
2-layer analogue front end (AFE) signal conditioning pipeline made in KiCad, and simulated in LTspice. This design target an audio application
82 partsMIT

Precision AFE ESP32