This circuit was found in a 1967 Delco Radio documentation. The circuit has an input voltage of 250 V and the load current is 2 A. The transistors used are from that time.
This two-tone decoder has a bandwidth of 24%. The circuit is from a 1994 Electronics Now. The...
Bike speedometer (CB20497E) This circuit can be powered by a solar cell. The circuit is from a...
This is a typical common collector amplifier step configuration. The transistor can be used...