MS-661 PVG P. N. JUNCTION DIODE / SEMI CONDUCTOR DIODE CHARACTERISTIC APPARATUS

The unit consists of Two Meters for measurement of volts and
current of Diode in forward as well as in reverse direction. A
complete demonstrative unit with dual power supplies. Terminals
of meters and power supplies output are provided on the front
panel to make the connections externally with the help of
connecting wires. Complete in all respects.