Broadband Balanced Mixer MC1556G (CB14563E)

We found this circuit in Motorola's Linear Databook in 1990. The integrated circuit used is no longer common today.

Airflow detector (CB7427E)
Found in a Popular Electronics from the 1990s, this circuit uses components from National...
Combination switch (CB22209E)
This combination key or code key was found in old documentation. The consumption is very low, and...
Nicad Protected Charger (CB6401E)
This circuit was found in a European documentation from 1964. The circuit makes use of components of...