Tenmars ST-120 Sound Level Calibrator

by Tenmars
DISCONTINUED
Tenmars ST-120 Sound Level Calibrator
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For 1/2" condenser microphone calibration
Output sound level : at 94dB and 114dB
Frequency : 1KHZ +/-1%, Class1, A
Accuracy : 94+/-0.3dB 114+/-0.5dB Specifications
Sound pressure levels : at 94dB and 114dB

Features

IEC 60942:2003 Class1/ANSI S1.40-1984
Low battery indication
Harmonic waves distortion +/-3%
Output feedback detection
Power: 9V battery 006P or IEC6F22 or NEDA 1604
Operation environments : 23.0oC +/-3oC <85%RH ,850mbar~1050mbar, ~2000M

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