This circuit is from a Radio Electronics from March 1960. The generator works with a 22.5 V battery, generating good intensity signals determined by the LC circuit.
This circuit was found in a 1990 Electronics Handbook. The transistors can also be the BC548 and...
This circuit can be used to obtain control signals from an infrared emitting source. The circuit is...
The integrated circuit used in this project is not the most common. The use of a crystal...