This simple Morse Code oscillator was found in a 1980s American documentation. The power supply should be powered with 5V and the integrated can be the 7400.
This code practice oscillator was found in an English publication from the 80's. The circuit can...
This circuit that also has a Power On reset was obtained from a 2005 Linear Technology manual. The...
This circuit is based entirely on TTL gates. The circuit must be powered by a voltage of 5...