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Voltage controlled variable gain amplifier

Voltage controlled variable gain amplifier

By Amplifier CircuitPosted on October 2, 2011December 23, 2011

The Voltage controlled variable gain amplifier circuit is built with ic op amp type LM101. The 2N5457 works as a […]

Variable Gain Video Amplifier

Variable Gain Amplifier controlled by voltage

By Amplifier CircuitPosted on September 25, 2011December 24, 2011

This is Variable Gain Amplifier controlled by voltage circuit function as video amplifier, it use 3 Field Effect Transistor (FET) […]