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 full-wave dimmer with SCRs was found in General Electric documentation from 1965. The circuit...
This circuit uses a common multimeter on the voltage scale to measure the beta gain of a...
The circuits shown below consist of diode protections against accidental polarity reversal in the supply...