Agc System For Ca3028 If Amplifier


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Inside Circuits
An MPF102 amplifier feeds IF signals to a 2N4126. A potentiometer in the MPF102 source acts as a gain co
Agc System For Ca3028 If Amplifier - schematic

ntrol. This voltage is rectified by an 1N914 doubling detector, and drives a 741 op amp via a source follower (Q14). S-meter and IF-gain controls are provided.

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