Features: Large LCD display, easy to read | External calibration VR | MAX. HOLD function for stored the decibel meter, decibel meter sound level readermaximum value | AC/DC output for system expansion | Time weighting and frequency weighting meet IEC 61672 class 2 | A & C weighting networks are conformity to standards | 0.5" standard out size of the microphone.
Measurement Range: A Weighting- 3 ranges, 30 to 130 dB. And C Weighting- 3 ranges, 30 to 130 dB. | Resolution: 0.1 dB | Accuracy: 1 kHz - ±1.5dB ( after calibration).
Frequency: 31.5 to 8000 Hz | Operating Temperature: 0°C to 50°C | Operating Humidity: <80% RH | Output Signal: AC Output: AC 0.5Vrms corresponding to each range step | DC Output: DC 0.3 to 1.3V DC, 10mV / per dB | Output impedance - 600 ohm
Power Supply: 006P DC 9V battery (heavy duty type) or DC 9V adapter input | Output Terminal: 3.5mm dia. The phone output terminal is provided for connection with analyzer, level recorder, tape recorder.
Supply Scope: 1 unit of SL-4030 Sound Level Meter, Sensor Probe, Instruction Manual and Factory Calibration Certificate | Applications: Vehicle Noise Testing, Sound Quality Control, Measuring Sound system in Theatres, Schools, Auditoriums, Office