Bang & Olufsen Electronic Instruments Audio Monitor
Combined stereo wattmeter, AC voltmeter and measuring amplifier with 9 ranges, Wattmeter from 10nW to 140W, with 2x100W/1x200W continuous and 2x140W/1x280W for up to 5 minutes. Selectable impedance is 2x8R, 2x4R, 1x2R and 1x16R. Includes DIN connector for an external 2x1KW/1x2KW load.
S/N: 811077