Found in an American publication from the 90s, this circuit allows the supply of 3, 6 and 9 V devices with currents up to 1.5 A in the car.
We find this circuit in a 2005 Linear Technology manual. The circuit applies to small DC motors...
This 12V battery charging circuit automatically shuts off at the end of the charge. The disconnect...
This is one of many Morse code audio oscillators that can be found in this section. The circuit...