H Bridge Current Monitor (CB5393E)

We found this circuit in a 2005 Linear Technology manual. Observe the component values and operating current range.

Microphone preamplifier (CB8933E)
This circuit was obtained in a 90s documentation from Analog Devices. The sensitivity is in the...
Avalanche Oscillator (CB7112E)
Found in a General Electric documentation from 1970, this circuit consists of a relaxation...
Negative ion generator (CB9441E)
This circuit was found in Radio Electronics from the 90s. The components used are common, and the...