Motorola suggests this circuit in an 80's documentation. The circuit uses an inverter to produce a higher voltage for 9 V battery charge from a single cell.
This simple circuit, obtained from a Radio Shack documentation, tests transistors and diodes. The...
This RF signal meter has a switch position that allows calibration and comparison of low intensity...
January 2017 - The new Schottky SDM02M30LP3 from Diodes Incoporated for 10 mA currents and 30 V...