This is the circuit diagram of power amplifier 45W using power uPC 1230 as the main component. The pre amp…
Here is the 200W MOSFET amplifier powered based on four piece of IRFP250N, they are very cheap and easy to…
Here the 35W power audio amplifier circuit based on LM391. Inductor L1 is constituted by 20 coils of wire, with…
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This is 68W power audio amplifier circuit which built based on single IC LM3886 from National Semiconductor. A LM3886 used…
This 2x10W audio amplifier circuit power output will be 10 watt on each channel with 4 ohm speaker resistance. The…
This document is the manual of 2x90W Stereo Tube Power Amplifier with EL34, model K4040 by Velleman. The document in…
This is the circuit diagram of 35W Tube Power Amplifier with EL34. This tube amplifier designed in 1953 and worked…
This is 20 watt audio amplifier circuit design which use IC LM1875 as main component. This circuit is simple and…