SoundTEK ST-120 Sound Level Calibrator:

The SoundTEK ST-120 Sound Level Calibratorcan be rented as part of a complete noise measurement kit, containing all that is required to carry out a field calibration for noise survey.

SoundTEK ST-120 Sound Level Calibratorkit contain:

• SoundTEK ST-120 Sound Level Calibrator
• Carrying Case
• Batteries
• Calibration Certificates
• User manual

Applications

• Acoustic Field Calibration of noise meters and dosemeters

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