lm317 variable voltage regulator board 3D

Last Comments

1. 

   Hi Adam, You can connect a 12 or 18V DC source in the power connector, do not worry about polarity.

2. 

   I'm sorry to hear that you're experiencing issues with the amplifier circuit. It sounds like there may be a problem…

3. 

   Hi Rosario, Gerber PCB files available.