This circuit was found in an Elektor from the 90s. The circuit is critical, requiring a very well-planned layout for correct operation.
This circuit is from an 80's Radio Electronics. The circuit has several output options for 50 mA...
In the figure we have a bridged circuit for the use of an SCR in a full wave control. The diodes...
This small signal amplifier circuit was found in Motorola's 1969 documentation. The FET and the...