Calibration equipment

Calibration equipment

The sound calibrators LD-CAL200 and LD-CAL250 enable on-site rapid functional testing of a microphone and the subsequent measuring chain. The reference signal is a sine wave of known frequency and amplitude.

Showing 1-2 of 2 item(s)
Showing 1-2 of 2 item(s)

Active filters

LD-CAL250

  • Battery powered Mikrofonkalibrator
  • Sound level 114 dB.
  • Frequency 250 Hz,.
  • complies with IEC 60942-2017 standard (class 1)

LD-CAL200

  • Battery powered Mikrofonkalibrator
  • Sound pressure level of 94 or 114 dB,
  • Frequency 1,000 Hz,.
  • complies with IEC 60942-2017 standard (class 1),
  • To the off Calibration METAS, PTB approved