FEC Galvino Meter Center zero 30-0-30. Moving coil type, works on DC, Current sensitively 100UA/division, and coil resistance 10 Amp. In a tough, plastic cases with a sloping face for bench use. With color coded, 4-mm socket terminals for connection, and a zero adjusting screw on the meter. Other ranges are also available.
GALVANOMETER, DOUBLE: As on Galvanometer moving coil except two different ranges, selectable through set of three 4-mm socket terminals
GALVANOMETER, TRIPLE : As on Galvanometer moving coil except three different ranges, selectable through set of four 4-mm socket terminals