This power control circuit was found in General Electric documentation from 1969. The table provides the components for different types of loads. The integrated circuit is uncommon today.
Found in a 1980’s documentation, this circuit must have its signal applied to an amplifier stage. The...
We show only one of the channels of an excellent audio preamplifier with the LM382 integrated...
This circuit is from 1983 documentation. The author shows us an experimental circuit of a siren...