Banana Plugs

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

Wound on a plastic bobbin to fit a standard ‘C’ core. The coil is centre hole & provided with 3 mm socketed terminals.