This equipment has been designed to meet the measurement requirement of safety engineers, health, industrial safety and sound quality control in various environment, which include factory, office, family, and audio system.
Features:
Large LCD display, easy and clear for reading.
Wide measuring range: 30-130dB.
Level range control switch: 30-80dB, 50-100dB, 60-110dB, 80-130dB, 30-130dB.
Maximum value(Max.) hold switch.
Equivalent weight select switch: A/C.
Time weight select switch: Fast/Slow.
Over/under range alarm function; manual/auto shutoff function.
Equipped with sponge ball.
Handy instrument for sound quality control in factory, office, home, school and construction site.
Specifications:
Display: LCD
Measuring Range: 30-130dBA, 35-130dBC
Accuracy: ±1.5dB(under reference conditions)
Resolution: 0.1dB
Time Weighting: FAST/SLOW
Frequency Range: 31.5Hz to 8.5KHz
Level Range: 30-80dB, 50-100dB, 60-110dB, 80-130dB, 30-130dB
Linearity Range: 50dB / 100dB
Frequency Weighting: A/C
Digital Display: 4 Digits
Sample Rate: 2 times/second
Bar Graph: 50dB scale at 1dB step for monitoring current sound pressure level display Sample rate: 20 times/second
Over Indication: OVER / UNDER
AC Output: 0.707Vrms at FS output impedance approx.600 ohm
DC Output: 10mV/dB, output impedance approx. 100 ohm
Microphone: 1/2 inch electret condenser microphone
Self Calibration Time: 3s
Power Supply: 4 * 1.5V AA Batteries(not included) / DC 6V 100mA(Max. DC 9V)
Operation Environment: 0-40°C 10-80%RH
Storage Environment: -10-60°C 10-70%RH
Product Dimension: 256 * 70 * 35mm / 10 * 2.75 * 1.38in
Product Weight: 217g / 7.65oz
Package Size: 27.5 * 8.5 * 4.8cm / 10.8 * 3.35 * 1.9in
Package Weight: 295g / 10.4oz
Package List:
1 * Sound Level Meter
1 * Sponge Ball
1 * DC Adapter Cable
1 * User Manual (English)