Using an RCA integrated circuit, this instrumentation amplifier was found in a November 1970 Radio Electronics magazine. The instrument has a full scale of 100 uA.
This capacitor for small capacitances is based on the tuning of a receiver circuit. The variable is...
This circuit is from the Motorola LinearDatabook of 1990. It shows how it uses the LF355, 356 and...
We found this circuit in an American publication from 1977. Combining a monostable with a...