CONVERSION OF GALVANOMETER INTO A VOLTMETER & AMMETER – GUPTA BRAND 200247 Posted on February 25, 2017May 2, 2017 by admin Features : Instrument comprises of DC Regulated power supply of 0-5V. Three round moving coil meters (one voltmeter, one milliammeter & one galvanometer). Three shunts, three Resistances are mounted on front panel.