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Frequency range: 31.5Hz ~ 8KHz
Measuring level range: 30 ~ 130dB
Dataloger:32000 records.
Frequency weighting: A / C
Microphone: 1/2 inch electret condenser microphone
Display: LCD
Digital display: 4 digits
Resolution: 0.1dB
Display Update: 0.5 sec.
Analog display: 50 segment bargraph
Resolution: 1dB
Display Update: 50 mS
Time weighting: FAST (125mS), SLOW (1 sec.)
Level ranges: Lo: 30 – 80 dB
Med: 50 – 100 dB
Hi: 80 – 130 dB
Auto: 30 – 130 dB
Accuracy: ±1.5dB (under reference conditions @ 94dB, 1KHz)
Alarm function: “OVER” is when input is more than the upper limit of range.
“ UNDER ” is when input is less than the lower limit of range.
MAX/MIN hold: Holds readings the Maximum and Minimum Value.
AC output: 1 Vrms
DC output: 10mV / dB
Power supply: One 9V battery
Electromagnetic Compatibility:
RF field = 3V/m
Total accuracy = specified accuracy + 0.5dB
Dimensions (L x W x H): 10.8 × 2.5 × 1.2inch (275 × 64 × 30mm)
Weight: 285g
Accessories: 9V battery, carrying case, Screwdriver, Instruction manual, Windscreen, software & RS-232 cable
