Found in Motorola's 1968 power circuit manual, this circuit has a high input voltage and no information was given about the transformers as the original types are commercial at the time.
When the 24 V battery voltage drops below 18 V, this circuit cuts off its discharge. The circuit...
High voltage electrolytic capacitors can be recovered by applying high voltage to their terminals. This...
This shield circuit is suggested by Motorola, using a 4N26 type coupler and an MC1733 type...