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Theremin Circuit

Last Updated on September 22, 2021 by Admin Leave a Comment

theremin circuit

Theremin circuit is a device which generates musical effects in response to the capacitive proximity of a human hand. This is the only musical instrument known to the writer that […]

Filed Under: Audio and Amplifier Tagged With: Sensors

Digital Volume Controller Circuit

Last Updated on November 16, 2024 by Admin Leave a Comment

digital volume controller circuit

The circuit shown here is based on the switching action of transistors, which produce a digital up/down control of an amplifier volume. Volume of a stereo deck can be controlled […]

Filed Under: Audio and Amplifier Tagged With: Audio

Simple Logarithmic Amplifier Circuit

Last Updated on November 16, 2024 by Admin 3 Comments

logrithmic amplifier circuit

This logarithm amplifier circuit provides an output voltage that is equivalent to the logarithm of applied input voltage. The performance of the logarithmic operational amplifier, the circuit diagram of which […]

Filed Under: Audio and Amplifier Tagged With: Audio

Constant Volume FET Amplifier Circuit

Last Updated on November 16, 2024 by Admin 6 Comments

constant volume amplifier circuit

In numerous occasions it is desirable to obtain an amplifier that gives an output signal of constant amplitude for numerous input signal levels and with the very least distortion. A […]

Filed Under: Audio and Amplifier Tagged With: Audio

Stereo Hi-Fi Headphone Amplifier Circuit

Last Updated on September 22, 2021 by Admin Leave a Comment

headphone amplifier circuit diagram

This circuit can be used with a stereo headphone for amplifying a low level input signal into a sufficiently high output signal in the headphone. The circuit diagram of the […]

Filed Under: Audio and Amplifier Tagged With: Audio

Headphone Loudness Controller Circuit

Last Updated on November 16, 2024 by Admin Leave a Comment

headphone loudness controller circuit

This Circuit will automatically control the loudness of headphone amplifier volume, so that the is able to listen to the music at the correct level. Numerous contemporary top quality amplifiers […]

Filed Under: Audio and Amplifier Tagged With: Audio

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