Precision temperature transducer (CB10174E)

This circuit was found in 1980s documentation. The circuit uses components from that time serving for remote sensors.

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Darkroom photometer (CB8344E)
This circuit is from the time when photos were revealed in darkrooms. We found it in a 1968...
High gain audio amplifier (CB8938E)
This high-gain circuit was found in an American publication from the 1990s. The circuit can use...
1.5 to 10 V inverter (CB20462E)
This circuit provides an output of 5 to 10 V at its output from inputs of 1.5 to 4.5 V. The output...