Based on the Linear Technology LTC2054, this -48 V circuit was found in a 2005 manual. The circuit is powered with 5 V and can be used as a shield.
This 25 W phase photo control was found in a 1965 General Electric publication. The circuit uses a...
The power of this converter is not the greatest, it can only supply small fluorescent lamps,...
We found this 3-digit digital odometer for bicycles (or another application) in a 1995...