This circuit from a Radio Electronics from December 1974 was used in color televisions of the time. It serves as a reference for restoration work. The circuit is of the ultrasonic type.
The purpose of this game obtained in a 1998 documentation is to guess the number that the circuit...
This circuit is from the 2005 Linear Technology Application Manual. The circuit must be powered by 5...
This circuit generates excellent sinusoidal signals and has the frequency adjusted by VR1 which is...