Charge & Discharge Current Monitor (CB5406E)

This circuit is from a 2005 Linear Technology manual. The circuit is powered by 3.3 V but can monitor circuits from 3.3 to 60 V.

Emergency Lighting (CB4321E)
We found this circuit in a 1986 documentation. Its purpose is to power a set of light bulbs (or...
Damped Oscillator (NI012E)
Damped sine oscillations can be produced when short pulses are applied to the input of this...
Dip Meter with Germanium Transistor (CB5174E)
This circuit was found in an American 80's documentation. The transistor is of germanium of the...