This circuit causes the powered lamp to fluctuate in brightness by 20% intensity. It can be used in other applications. We found it in the April 1998 Electronics Now magazine.
This is the circuit for the HM-10ª, an instrument sold by Heathkit. The circuit is from a Radio...
This circuit indicates when the monitored voltage drops below the value determined by the divider...
This circuit, from a 1975 Motorola manual, uses a power Darlington transistor of the time. We can...