General Tools and Instruments DSM8921 - Manual (Page 14)

Measurement
Level A
Weighting
Measurement
Level C
Weighting
Measurement
Level Range
Automatic Range
Time Weighting
Segment Range
Digital Display
Quasi-Analog
BarIndicator
Microphone
Analog Output
Size
Weight
Operating
Temperature
Storage
Temperauture
Battery
30dB~130dB
35dB~130dB
6 ranges in 10dB steps:
30~80dB, 40~90dB,
50~100dB, 60~110dB,
70~120dB, 80~130dB
30~130dB
Fast and slow
50dB
3 1/2 digit LCD, 0.1dB
resolution updated
every 0.5 seconds
1dB display steps,
50dB display range,
updated every 50ms
6mm diameter Electret
condenser microphone
AC: 0.707Vrms (at full
scale), DC: 10mvDC/dB
80mm x 256mm x 38mm
(3" x 11" x 1.5")
240g(10.3oz)
o
4~50 C, 10~90%
Relative Humidity
o -20~60 C
9V Battery
1.5dB(Under reference
conditions)
SPECIFICATIONS
Applicable
Standards
Measurement
Frequency Range
Accuracy
IEC 651 Type 2, ANSI
S1.4 Type 2
31.5Hz~8KHz