40 meter magnetic field 30-300Hz.
The 40 is a gaussmeter designed to measure magnetic fields.
Range: 20, 200, 2000ut / resolution: 0.01ut.
Bandwidth: from 30 to 300Hz.
Sensor polarized on one axis.
 

Frequency range: from 30 to 300Hz
Measurement of the magnetic field: 20 uT 200 uT 2000 uT
Probe: One way
Standard: EN61010