Newest Digital Sound Level Meter Model: SL-815A
Features:
* 3-digit LCD, maximum display 999
* triple display: Real-time value + MAX value + MIN value
* auto data-HOLD after TEST button is released
* auto storage of MAX and MIN value
the stored values are cleared when MAX/MIN RESET button is pressed
* self-calibration function @ 94dB/1KHz
(press CAL.94dB button, adjust Potentiometer on
back side until the real-time value is 94dB)
* with LCD back light
(push & hold HOLD button for 3 sends to switch ON/OFF)
* with data-HOLD button
* over-range display 'OL.d'
* under-range display 'OL.u'
* low power-supply indication
* power-supply: 9V (6F22) x 1
* Operating Environment: -10~50ºC, RH<70%
* Storage Environment: -20~60ºC, RH<80%
* Product size: 66x125x30mm
* product weight: approx. 160g
* single packing: bister card
Specification:
Range: 35~110dB
resolution: 1 dB (100~110dB)
accuracy: ±2 dB (range: 35~45dB)
±1.5 dB (range: 46~99dB)
±2 dB (range: 100~110dB)
Frequency Weighting: A
Response Frequency Range: 31.5~8.5K Hz
Time Weighting: Fast
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