Remote thermometer (CB9487E)

We found this circuit in a 90s Linear Technology documentation. The circuit uses components from the time and the indicator is of the analog type.

| Clique na imagem para ampliar |

Mixer with operational (CB24601E)
This circuit is part of a more complex project published in the September 1978 Radio Electronics...
AC Millivoltmeter (CB4514E)
This alternating voltage voltmeter was found in a 1967 magazine. The magazine no longer exists, but...
Light Relay (CB17553E)
This configuration appears in other points of the site both in articles and project suggestions. The...