1.5W class-A stereo amplifier for music playersDesigned by Chlorophytus, Ships from United States of America
This r5 prototype design is on the flea market due to excessive heat dissipation at 12V, and distortion at 9V. Later revisions will include room for a heatsink or two. What is it? 1.5W Class-A Ster...Read More…
This r5 prototype design is on the flea market due to excessive heat dissipation at 12V, and distortion at 9V. Later revisions will include room for a heatsink or two.
1.5W Class-A Stereo Amplifier. Just enough to fill a small room with sound.
Input: 9V 3A
I discovered through a transistor kit that a BD139 was enough to drive a 4 ohm speaker with sound. I've always been fascinated with amplifiers though, since I built a TDA1517 kit.
Simplicity makes sound special.
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