This vibrato circuit was found in Motorola's 1966 documentation. The circuit uses transistors of the time that can be replaced with current common types. Power is done with 3 9V batteries.
The circuit presented is a Japanese commercial radio for AM with 50 mW of output power, powered by 9 V....
This sequential beacon was found in an 80's Radio Electronics. The circuit can be designed using modern...
Mounting an oscilloscope is the dream of many of our Internet users, although it comes up against...