This circuit is from National Semiconductor using an LM11, which is uncommon nowadays. The circuit can be implemented with other operational ones.
The TTL circuit shown in the figure generates a 1 MHz rectangular signal depending on the 20-200 pF...
This assisted ignition circuit (which reduces the spark current) dates to the time when cars had...
This amplifier uses an integrated circuit from the 70s, which is no longer common on the market. The...