This variable frequency oscillator for radio transmission covers the range from 1.6 MHz to 20 MHz, depending only on the coil used. The circuit is very stable and can be used in amateur equipment.
Here we show a simple way to use the 4088 or 4018 as a latched switch. The output can drive...
We find this circuit in 1975 documentation. The circuit can be used with other operational...
This basic configuration can be found in a lot of articles on this site. In this case, the relay...