This compact instrument is designed to study how we can convert Galvanometer into Voltmeter. Instrument comprises of variable IC Regulated Power Supply 0-10V DC (150mA). Consist of two Round Analog moving coil meter-one is specially design Galvo with internal Resistance of 100 ohm & another one is Voltmeter of 10 Volt. Three sets of different resistances are provided on the panel to connect Series with Galvo .