VACUUM TUBE VOLT-OHMETER (VTVM) GELS10062       Measurement of AC & DC voltages from 1.5 to 1500 Volts FSD in 7 ranges. Input impedance 10 Mohm for DC, 1 Mohm for AC at low frequecies. Frequency response : 10 Hz to 500 KHz. Accuracy for AC/DC voltages : ± 3 % of range. Measurement of Resistance from 0.2 Ohm to 1000 Mohm in 7 decade steps with ohm to 10 Mohm centre scale. Accuracy for resistance range : ± 5% of center scale upto 1 Mohm.