Applicable
standards |
IEC Pub 651 Type2 , ANSI S1.4 Type 2 |
Accuracy |
+/- 1.5dB (ref 94dB @1KHz) |
Digital
display |
4 digital LCD |
Measurement
Level A weighting |
30dB to 130dB |
Measurement
Level C weighting |
35dB ~ 130dB |
Level
Range |
30-80dB, 50-100dB, 60-110dB, 80-130dB |
Measurement
Frequency range |
31.5 Hz to 8KHz |
Frequency
Weight |
A and C |
Time
weight |
Fast and Slow |
Microphone |
1/2 inch Electret condenser microphone |
Digital
display |
4 digit LCD , 0.1dB resolution, updated every 0.5s |
Quasi-analog
bar indicator |
1-dB steps, 50dB display range, updated every 100ms |
Display
Warning function
Overrange indicator
Underrange indicator |
Displayed at the upper limit
Displayed at the lower limit |
Analong
AC / DC output |
2Vrms ( at full scale ) , 10mVDC / dB |
Power
supply |
Four 1.5V LR-6/AA size alkaline cell, AC adapter |
Battery
Life |
about 20 hours |
Operating
temperature , humidity |
5 ~ 40 ¡É , 10 ~ 90% RH |
Dimensions |
265 (L)¡¿72(W)¡¿21(H)mm, ( 10.4" L¡¿2.8" W¡¿0.8"
H ) |
Weight |
Approx. 310g |
Accessories |
Instruction manual , Battery , Carrying case ,
Adjustment screwdriver , Wind shield, 3.5 f plug |