Digital Sound Level Meter

This equipment has been designed to meet the measurement requirement of Safety Engineers, Health, Industrial Safety offices and Sound Quality control in various environment, which include factories, offices, traffic and audio systems.
Designed according to IEC651 TYPE2 & ANSI S1.4 TYPE2

Specifications-
Measuring Range: 30dBA~130dBA, 30dBA~130dBC
Accuracy: ±1.5dB (under reference conditions)
Resolution: 0.1dB
Frequency range: 31.5Hz~8.5KHz
Level range: 30~80, 50~100, 60~110, 80~130, 30~130dB
Linearity range: 50dB / 100dB
Frequency weighting: A/C
Digital Display: 4 digits
Sample rate: 2 times/second
Bar graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display
Sample rate: 20 times/second
Over indication: OVER/ UNDER
AC output: 0.707V rms at FS output impedance approx. 600 ohm
DC output: 10mV/dB, output impedance approx, 100ohm
Time weight: FAST / SLOW
Microphone: 1/2 inch electric condenser microphone
Max Hold: MAX
Operating condition: -10~60°C 10%~80%RH
Storage condition: 0~40°C 10%~70%RH
Power supply: 1.5V AA alkaline cells or DC 6V 100mA (maximum DC9V)
Power life: About 30 hours (alkaline battery)
Self calibration time: 3 s
Weight: 308g (including battery)
Dimension: 256x70x35mm