The maximum current of this circuit is 200mA, and the ripple is only 50 mV. The circuit is suggested by Texas Instruments in its linear applications manual.
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...