Bench thermometer (CB20501E)

With an ultra-low consumption, this circuit can be powered by solar cells. The circuit is from a 1991 documentation.

UJT and SCR Timer (CB1520E )
This traditional timer setting can provide time intervals up to a few tens of minutes. The...
48V Current Sensor (CB5237E)
This Low Side sensor was found in a 2005 Linear Technology documentation. The circuit uses two...
6 meter Modulator (CB4218E)
This circuit was obtained from an 80's amateur radio documentation. The integrated circuit is a...