This hybrid power supply circuit was found in the August 1997 issue of Electronics Now magazine. The power transistor and the integrated circuit must be provided with heat sinks.
This circuit is from a Popular Electronics from 1993. The magazine is no longer printed, but the...
This oscillator for sinusoidal signals uses a lamp as a stabilizing element. We found it in the...
This amplifier, for millimeters from 0 to 1 mA, was found in a 1957 Raytheon publication. The...