1,5V Thermometer (CB21280E)

We found this circuit in old documentation from National Semiconductor. The circuit makes use of a sensor from the time.

N Channel MOSFETs TrenchFET Gen IV
August 2017 - The new N-channel MOSFETs from Vishay's TrenchFET Gen IV family can now be purchased from...
Instrumentation amplifier (CB21562E)
Found in a book on transistors from 1954, this circuit increases the sensitivity of a...
Battery Charger (CB24537E)
This charger was found in the February 1978 issue of Radio Electronics magazine. The circuit is...