Tenmars ST-120 Class 1 Sound Level Meter Calibrator

• For 1/2-inch condenser microphone calibration
• IEC 60942:2003 Class1/ANSI S1.40-1984.
• Output sound level: at 94dB and 114dB.
• Frequency: 1000Hz ±1% Class1 A, C, Z;
  250Hz ±1% (Z).
• Sound pressure levels: at 94dB and 114dB.
• Harmonic wave distortion ±3%.
• Output feedback detection.
• Low battery indication

Authorised Australian Distributor