This variable gain circuit for analog video signals was found in a 90s Linear Technology documentation. The circuit has an adjustable gain between -12 and +8 dB.
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Found in a 1965 Radio Shack documentation this oscillator can be used with modern general purpose...
In the figure we have a voltage / frequency converter circuit that can be used as a transducer interface...
This small stereo amplifier for headphones was found in a documentation on integrated circuits from...