Applicable standards

IEC 61672-1: 2013 Class 2, IEC 61260-1: 2014 Class 2,

ANSI S1.11: 2004 Class 2, ANSI S1.4: 1983 Type 2,

ANSI S1.43: 1997 Type 2

Microphone

1/2-inch Electret condenser microphone

Measurement range

30 to 130dB

Measurement level range

20 to 90dB, 20 to 100dB, 20 to 110dB, 30 to 120dB, 40 to 130dB

Measurement function

Lp , Leq , L_E , Lmax , Lmin , L₀₅ , L₁₀ , L₅₀ , L₉₀ , L₉₅

Frequency range

25Hz to 10KHz

Frequency weighting

A ,C and Z

Time weighting

Fast , Slow, τ=10ms, Impulse

Accuracy

±1.0dB (ref 94dB @1KHz)

Display

3.5” 320x240 TFT – LCD display with back light

1/1 Octave and 1/3 Octave band filters

1/1 Octave band center frequencies : (9 bands)
31.5Hz, 63Hz, 125Hz, 250Hz, 500Hz, 1KHz, 2KHz, 4KHz and 8KHz

1/3 Octave band center frequencies : (27 bands)

25Hz,

31.5Hz,

40Hz,

50Hz,

63Hz,

80Hz,

100Hz,

125Hz,

160Hz,

200Hz,

250Hz,

315Hz,

400Hz,

500Hz,

630Hz,

800Hz,

1KHz,

1.25KHz

1.6KHz,

2KHz,

2.5KHz,

3.15KHz,

4KHz,

5KHz,

6.3KHz,

8KHz,

10KHz

Extension cable

 Available in lengths of 5m and 10m

Memory capacity

Manual (250 data sets), Auto (250 blocks on micro SD CARD 4GB)

Signal output 

 AC output   : 1 Vrms (at full scale)

       DC output  : 10mV/dB

Power

 4 pcs of C size 1.5V (LR14) batteries

External DC power supply

 6V, 1A

Battery  life

 Approx. 2hrs

Operating Temperature/Humidity

-10℃ to 50℃, 10 to 90% RH

Dimensions & Weight

34.5(H)×10(W)×6(D) cm  & Approx. 950g (including batteries)

Accessories

Instruction manual, Alkaline battery × 4, Hard carry case, CD-ROM, USB cable, 4GB micro SD card, Adjustment screw driver, Windscreen, 3.5 plug, AC adaptor.