| 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 ℃ , 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 |