Used for measurement of small
quantities of
electrical charge. Levelling Screws for balancing the coil. Coil with mirror suspended between long
suspension at the upper
end and a spring at lower end. Suspension and spring are made of phosphor bronze alloy.
Bakelite case, rigid and robust.
Clamping arrangement for transportation. Consistent sensitivity over a large period.
Strip provided for making it a periodic
Weight 1.5 kg and Size 250 x 150mm.
