This is a compact, easy to build amplifier that uses one IC only but delivers 40 watts of audio power. It is ideal for amplifying ... The supply voltage must never go beyond 27.5 volts! In building ...

FORESTHILL, CA, Dec. 11, 2007 — Pass Laboratories, Inc., an audio ... circuit — of the X150.5 and Pass Labs’ larger X.5-Series amplifiers. In performance, the INT-150 boasts an excellent dynamic range ...