Power Failure Alarm (CB6116E)

This circuit, suggested by an Electronics World of 1969, keeps a blinking LED for a while when a power outage occurs. Time depends on capacitor C1.

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Constant speed regulator (CB7177E)
This Motorola circuit, found in old documentation, keeps the voltage applied to a load by a triac...
5 V x 1 A 723 Regulator (CB19961E)
This circuit is from a documentation about the MC1723, Motorola equivalent of the well-known 723....
Latch Using the 4066 (CB186E)
Here we show a simple way to use the 4088 or 4018 as a latched switch. The output can drive...