Ballistic Galvano Meters

Description

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.
Clamping arrangement for transportation. Consistent sensitivity over a large period.
Strip provided for making it a periodic.
Res. in Ohm Crit. Damp. Res. in Ohms Sensitivity mm per m Coul.
Sensitivity mm per m Amp.
Time period in Seconds.