Manufacturer Name: 

Product Description: 

The PROLOOP FSMplus is a ring loop amplifier with a field strength meter that measures the magnetic field strengths of ring grinding systems. The device provides binding RMS values ​​via output level, response frequency, AGC (Automatic Gain Control) function, distortion, and background noise of the respective loop.

Main Features: 

  • Allows acoustic sound evaluation by means of signal reproduction via earphones. 
  • Characteristics:
    • True RMS: 125 ms average time.
    • Crest Factor: 3.
    • A filter.
    • Measuring range: +6 dB  to - 40 dB (0 dB = 400 mA / m).
    • Headphone output with volume control.

Primary Specifications: 

  • Meets IEC 60118-4: 006 and BS for measuring instruments for ring loop testing.
  • Power supply: 2x 1.5V AA batteries, long battery life.
  • Battery status control via LED.
  • Field strength via LED scale (about 1dB resolution).

More Information: 

See Manufacturer's website