PHYWE Universele meetversterker Universal measuring amplifier for amplification of AC and DC voltages. Suitable for practical exercises. Equipment and technical data input impedance: Electrometer: > 10 (13) Ohm Low drift: 10 kOhm input voltage: -10 to + 10 V output voltage: -10 to + 10 V Frequency ranges: V=1 0...100 kHz V=10 0... 75 kHz V=10(2) 0... 10 kHz V=10(3) 0... 6 kHz V=10(4) 0...2.5 kHz V=10(5) 0... 2 kHz Mains voltage: 230 V AC Dimensions: 194 x 140 x 126 mm