This circuit was found in an American magazine 73 for radio amateurs of the 80s. It is an automatic transmission circuit for telegraphy. The circuit is TTL.
This site is the primary source of information about Technology, Electronics, Telecom, Robotics,...
This circuit has two stable states such that at each instant only one SCR leads. The state change is...
This effects circuit can be used with microphones or guitars. The circuit is from an American...