Showing posts with label PCB. Show all posts
Showing posts with label PCB. Show all posts

Friday, October 10, 2014

Power Amplifier OCL 50W by 741 2N3055 MJ2955 with PCB

This is old circuit Power amp OCL, But easy circuit and very nice. To use for play music in your home. It low cost too. It use IC 741 or LF351(good) and Transistor x 4 (2N3055+MJ2955+BD139+BD140) and little component. Power supply volt +35V/-35V and 3A for Mono, 5A for Stereo.


Circuit Power Amp OCL by 741+2N3055+MJ2955

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