This circuit was found in a 1964 Electronic Design. The circuit makes use of transistors of the time. Current equivalent transistors may be experienced.
This circuit uses a transistor as noise source and a 741 IC as amplifier, sourcing a high...
This transmitter operates in the 80-meter range, around 3.5 MHz, with an exact frequency value...
This is the traditional configuration of a triac power switch, as shown in a 1976 technical...