The instrument is designed according to the Swedish specification MPR/TCO92 Bands 1 and 2 (National Council for Metrology and Testing). This regulation covers testing methods for VDU terminals. The EMM-4 is designed to disturb the “E” Field in such a manner as to emulate the presence of an adult human frame. The measured value is shown as the rms value on a LCD display with an analogue output for recording variations.
Band 1. 5Hz-2kHz (-3bB). Range 0-2000V/m min field: 0.4V/m. Resolution: 1V/m.
Band 2: 2kHz-400kHz (-3dB)Range: 0-200 V/m. Resolution: 0.1 V/m.
Power: 2 x 9v pp3 cells or can be externally powered with 12 volts DC (shielded).
Dimensions: Diameter 300mm x 125 mm . Weight: 1.4kg inc batteries.
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