SIGMA22

3 boards

KiCad boards from 1 GitHub repository tagged “sigma22”, the most starred first; open any of them in PCBKit.

2 layers190 × 75 mm
Q17-TURBO
stefaweb/Q17-Amplifier
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.
109 parts25GPL-3.0
2 layers95 × 75 mm
Q17-Mini
stefaweb/Q17-Amplifier
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.
93 parts25GPL-3.0
2 layers28 × 34 mm
Q17-PCB Coil
stefaweb/Q17-Amplifier
The Q17 is an error correction HIFI amplifier based on the QUAD405 current dumping principle.
3 parts25GPL-3.0

Q17-TURBO