This circuit was found in an American publication from 1968. The transistors are from the time, but it can be made from modern transistors.
This guitar pedal was found in a 2004 documentation. The signal is transmitted to an FM receiver...
This is the traditional configuration of the 7806 as a 12 to 6 V automotive voltage reducer. The...
PWM is the abbreviation for Pulse Width Modulation. What is done in this circuit is to apply...