Selective microvoltmeter `` B6-2 ''.

Instruments for adjusting and controlling the PTA.Selective microvoltmeter "B6-2" was produced presumably since 1958. Designed to measure sinusoidal voltage in laboratory conditions. Limits 1 μV - 300 V. Frequency range 20 Hz - 200 KHz. Power supply from the electrical network through a separate power supply unit. Dimensions 380x260x280 mm. Weight 18 kg.