Gated pulse descrambler

Posted on Jul 15, 2012

This circuit consists of an amplifier and video detector with a second subcarrier detector for synch recovery purposes. A pulse-former circuit modulates the gain of the main channel increasing it during synch intervals.

Gated pulse descrambler
Click here to download the full size of the above Circuit.

Provision for subcarrier audio descrambling is also provided.

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