Portrait

PGA2311

Arduino: Preamp on June 22, 2011
  • arduino
  • pga2311
  • opa2134
  • preamp
  • amplifier
That’s a 120V mains plug in a cardboard box and a switching power supply, which I’m happy to report did not cause any fire or death when they were plugged in for the first time. on June 15, 2011
  • DIY
  • Arduino
  • PGA2311
  • amplifier
  • project