This bench circuit generates signals with frequencies determined by the settings and selected capacitors. The circuit was found in a Radio Electronics from January 1959.
This circuit was found in a 1967 General Electric documentation. The circuit generates signals...
This interesting effect circuit was found in a 1982 publication. The sequence of musical notes is...
This circuit is from a 1969 General Electric manual. The SCR may be the TIC106. Similar circuits...