5 LED Log Scale with U257B (CB25442E)

The circuit was found in the February 1992 Radio Electronics magazine. The scale can be changed by changing R2 and R3.

Alternate Tone Control (CB25834E)
This passive circuit was found in the March 1995 issue of Elexctonics Now magazine. The circuit is for...
MAX14871 Full Bridge DC Motor Control (COM039E)
It can be obtained from Mouser Electronics the new MAX14871 Maxim consisting of a full-wave...
Low Power Precision VU Meter LM3914 (CB25461E)
This circuit was found in the March 1992 issue of Radio Electronics magazine. The circuit has...