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:: Home » Amplifiers » Preamplifiers » Page 2

Preamplifiers

Transistor stereo bass booster

Last Updated on: June 25, 2022 by Apichet Garaipoom

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. Read more

Categories Amplifiers, Preamplifiers Tags Tone control, Transistor Amps 12 Comments

TL084 circuits JFET Input Op-amp datasheet

Last Updated on: June 21, 2023 by Apichet Garaipoom
Low-Z impedance Dynamic Microphone Preamplifier using TL084

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: Read more

Categories Preamplifiers, Amplifiers, Basic Electronics Tags Condenser microphone, op-amp, Microphone Preamplifiers 3 Comments

5 Tone control circuits using op-amp NE5532

Last Updated on: July 14, 2022 by Apichet Garaipoom
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.. Read more

Categories Amplifiers, Preamplifiers Tags Tone control, op-amp 31 Comments

Video amplifier splitter using transistor

Last Updated on: April 15, 2022 by Apichet Garaipoom
Video amplifier splitter using transistor

The video amplifier splitter circuit, it is designed to take video signal is stronger. Compensate for the loss of signal, and is video splitter video […] Read more

Categories Amplifiers, Preamplifiers Tags BC547, BC557, Signal Amplifier Circuits 9 Comments

NE5532 Pinout Datasheet Dual low noise op-amp

Last Updated on: June 21, 2023 by Apichet Garaipoom
NE5532 Datasheet

NE5532 is in Hi-Fi audio system a lot. Why? Read this datasheet, Get pinout, spec, how to use. For example preamplifier with tone control. Read more

Categories Preamplifiers, Amplifiers, Basic Electronics Tags NE5532, Datasheets, op-amp 5 Comments
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