This transistorized circuit appeared in a Radio Electronics magazine in March 1958. The frequency range depends on the tuned circuit, being within a few megahertz.
When the equipment powered by the SO1 socket is turned on, the SO2 socket is automatically...
This microcircuit that fits in an aspirin box was published in Radio Electronics magazine in...
This circuit was found in an American publication from the 50's. The transistors are made of...