The purpose of this circuit is to find two resistors with very close values for critical projects. The circuit was found in the November 1995 issue of Electronics Now magazine.
This circuit, used in radio communication, converts CW signals and tones that allow you to follow...
This circuit produces a square wave signal with the frequency determinated by R1 and C1. The upper limit...
A staircase signal is produced by this circuit using a TTL IC and an operational amplifier. The...