Current to voltage converter (CB7332E)

This circuit is from a Popular Electronics from the 90s. The integrated circuit admits equivalents that must be tested.

RIAA Preamplifier III (CB958E)
This circuit was adapted from an Italian publication that no longer exists. This is “Onda Quadra”...
Linear thermometer (CB9359E)
This circuit was obtained in an Electronic Engineering of the 90s. The operational amplifiers and...
Alarm with lock (CB8973E)
The basic component of this circuit is a general-purpose SCR. The voltage is according to the...