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III. FEATURES
Mini
size
Easy to use
High performance at a low cost
Autoranging
Maximum
recording
4-digit LCD with a resolution of 0.1 dB
Internal Calibrator (94dB@1kHz)
IV. SPECIFICATIONS
Standard applied:
IEC61672-1 Class2, ANSI S1.4 Type2
Frequency range:
31.5Hz ~ 8KHz
Measuring level range: 32 ~ 130dB
Microphone:
1/2 inch electret condenser microphone
Display:
LCD
Resolution:
0.1dB
Display Update:
0.5 sec.
Frequency
Weighting:
A
Time Weighting:
FAST
Accuracy:
s
1.4dB ( under reference conditions, 94dB @
1kHz
)
Alarm function:
“OVER” when input is more than upper limit of
range.
f range.
Power supply:
o
1.5V X2.
erature:
4 to 140°F )
“UNDER” when input is Less than lower limit
o
Tw IEC R03 (size “AAA”) batteries,
Battery Life:
Approx. 50hrs (alkaline battery LR03)
Operation temp
0 to 40°C ( 32 to 104°F )
Operation humidity:
10 to 90%RH
Storage temperature:
-10 to 60°C ( 1
Storage humidity:
10 to 75%RH
