Found in a Popular Electronics from the 90s, this shield is activated by a 20 mA current. The inverter is an Open Collector TTL type. The power is 5 V.
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...