Posted inAmplifiers
4 transistor audio amplifier circuit
This is a 4 transistor audio amplifier circuit. Which is a 4-transistors complementary push-pull amplifier, that shows the basics of audio amplifier design.
Posted inPreamplifiers Amplifiers
Low impedance input preamplifier | microphone speaker circuit
Make the easiest Low impedance input preamplifier circuit using transistor and a few components. With PCB layout and how to reduce hum and low noise output.
Posted inAmplifiers
Let’s try the 3 transistors Audio Amplifier circuits (MONO)
Do you like a transistor? Today I am going to 3 transistors audio amplifier circuits. Why use transistors in the amplifier? Transistors are devices made of semiconductors. It has many…
Posted inPreamplifiers Amplifiers
Transistor stereo bass booster
This is a bass booster circuit that use transistors as base. It is designed to increase a low frequency of audio on cheaper than ICs or normally circuit.
Posted inAmplifiers
100w amplifier circuit with PCB
This 100W amplifier circuit by transistors, but very well OCL amplifier schematic.Use transistor MJ15003,MJ15004 as main. Power supply +38V 0 -38V 3A. [...]