The SoundTEK ST-120 Sound Level Calibrator can be rented as part of a complete noise measurement kit, containing requisite equipment to carry out field calibration for noise survey.

SoundTEK ST-120 Sound Level Calibratorkit contains:

  • SoundTEK ST-120 Sound Level Calibrator
  • Carrying case
  • Batteries
  • Calibration certificates
  • User manual

Applications

  • Acoustic Field Calibration of noise meters and dosimeters

Standards

  • IEC 60942:2003 Class1
  • ANSI S1.40-1984

Technical Specifications

  • Standard: IEC 60942 (2003) and ANSI S1.40 (1984) Class 1
  • Sound pressure levels: 94dB and 114dB (reference of 2×10-5Pa)
  • Accuracy: ±0.3dB at 94dB, ±0.5dB at 114dB
  • Frequency: 1000Hz ± 1%
  • Distortion: ≤3%
  • Battery: 9V 006P or |EC6F22 or NEDA 1604
  • Dimension: ⌀ 62 x 134 mm
  • Weight: about 350g (included 1/2″ adaptor and 9V battery)
  • Stable times: 20s
  • Operating temperature: 0ºC ~ 40ºC (32ºF ~ 104ºF)
  • Storage temperature: 0ºC ~ 60ºC (32ºF ~ 140ºF)
  • Humidity: < 90%
  • Atmospheric pressure: 64KPa ~ 100KPa

Features

  • Sound pressure levels: at 94dB and 114dB
  • For 112″condenser microphone calibration
  • Low battery indication
  • Harmonic waves distortion ±3%
  • Output feedback detection