This circuit was suggested by National Semiconductor in one of its manuals. The LM108 integrated circuit, uncommon nowadays, can be replaced by an equivalent. The power supply must be symmetrical.
This transmitter was obtained in a 1953 publication. The original transistor was made of...
This version of the traditional debounce circuit was found in a 1964 documentation. The circuit...
Found in Popular Electronics from the 90s, this signal tracer or tracer can be used with the inner...