This power source was found in a 1968 Electronics World. The transistors are from that time. The current of each output is limited by the transformer.
August 2017 - Mouser Electronics is offering a new range of Ohmite ceramic heat sinks. The new...
This circuit has adjustments for both the time the signal is at high and low levels. Inverter or...
This flasher circuit was found in Radio Electronics from the 90s. The circuit must be powered by a...