This circuit was found in a 1969 Mullard documentation. Used transistors can be replaced with modern equivalents. Output transistors may be BD135 and 136 with heatsinks.
A bridge with greater sensitivity and, therefore, lower consumption for the microcontroller...
This bistable with two SCRs was found in the Radio Electronics magazine of June 1969. The circuit has...
This circuit makes use of components from the 80s. However, the configuration used can be used as a...