This circuit is from an old documentation making use of a 3,579,645 MHz analog color television crystal. The audio amplifier supports the equivalent.
This circuit was found in a Popular Electronics of the 90s. The resistor R4 determines the load...
Obtained from a 1980s Signetics documentation, this circuit uses a common integrated circuit at the...
We found this circuit in the Linear Applications Handbook by National Semiconductor. The circuit is...