This circuit produces a signal when the turn signal is on, preventing it from being forgotten in this condition. The circuit was found in a Popular Electronics from the 80s.
This amplifier can be used for public-address or other applications. Three transistors of the time...
We found this transistorized AM receiver of the regenerative type of excellent quality in a...
The division for an odd number needs the aid of some external logic in addition to the use of the...