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Power Amplifier 35W with LM391
Power Amplifier 35W with LM391
April 13, 2010

A power amplifier that is based on the LM391, that is a complete driver of power transistors. It does not need despite few external elements in order to it works. [more]

Power Amplifier 45W with HEXFET
Power Amplifier 45W with HEXFET
April 13, 2010

A ideal solution for the make a good, low cost power amplifier. It’s a ideal solution for the creation a system of home cinema. [more]

Simple Power amplifier 50W in 8 ohm
Simple Power amplifier 50W in 8 ohm
April 13, 2010

In the circuit exist a simple power amplifier 60W in the 8 ohm and 80W in the 4 ohm, with components that sure exist in big quantities. It can be used in home cinema systems... [more]

Power amplifier 65W with HEXFET
Power amplifier 65W with HEXFET
April 13, 2010

A medium power amplifier that is characterized by a lot of good sound quality, but simultaneously is very simple in the construction. [more]

Mini Power Amplifier 30W
Mini Power Amplifier 30W
April 13, 2010

Many times we needed a small power amplifier, but good quality, made from distinguishable components. The design does not have any innovation. In the power stage exist a pair of transistors Darlington in package TOP3,... [more]

Power Amplifier 50W [Osu IEEE]
Power Amplifier 50W [Osu IEEE]
April 13, 2010

This simple audio power amplifier was originally designed for a circuit board workshop, conducted by the OSU IEEE Student Group. At the workshop, 20 participants each constructed this amplifier, by etching and drilling the single... [more]



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