Preamplifiers Archives | Page 2 of 5

Transistor equalizer circuit diagram

Here is the transistor graphic equalizer circuit. Why should make this circuit? We use it for controlling the audio frequency in some kinds of audio frequency responses that are not…

March 15, 2020Preamplifiers, Amplifiers6 Comments

circuit of guitar Fuzz box Fader control.

Preamplifiers Amplifiers

3 circuits of guitar fuzz box and fader control

Imagine you are playing an instrument, a guitar. Sometimes you want a strange sound from a normal. Use these ideas of fuzz box circuits and fader controller. You may change…

February 14, 2020Preamplifiers, Amplifiers4 Comments

Preamplifiers 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.

August 21, 2019Preamplifiers, Amplifiers12 Comments

Low-Z impedance Dynamic Microphone Preamplifier using TL084

Preamplifiers Amplifiers Basic Electronics

TL084 circuits JFET Input Op-amp datasheet

TL084: low noise OP-AMP in cheap. Use JFET input. Why popular in audio & a lot of circuits: wide bandwidths and fast slew rates. Example:

August 3, 2019Preamplifiers, Amplifiers, Basic Electronics1 Comment

Preamplifiers Amplifiers

5 Tone control circuits using op-amp NE5532

These are Tone control circuit using op amp - NE5532 or 4558 IC as low noise, with PCB layout, can adjust sound frequency and tone bass, treble, mid and..

March 26, 2019Preamplifiers, Amplifiers30 Comments