| Standard |
JJG 188-2002; IEC 61672-1: 2002 type2 |
| Accuracy |
± 1.5dB (at 1KHz 94dB) |
| Frequency |
31.5Hz to 8KHz |
| Dynamic indicator range |
50Db |
| Measuring range |
30-130dBA; 35-130dBC |
| Frequency weighting |
A/C |
| Time weighting |
Fast(F)/slow(S) |
| Sensor |
1/2 polarization capacity microphone |
| Display |
LCD with 4 digits |
| Bar graph |
1 scale for 1dB, 125ms |
| Manual range |
30-80dB; 50-100dB;60-110dB; 80-130Db |
| Data recording |
10 (Manually recording) |
| Over range indicator |
“OVER”, “UNDER” |
| DC output |
0-2.5V, 25mV/dB, output impendance 600Ω |
| Power supply |
1*9V 6F22;adaptor(DC9.0V,100mA) |
| Battery life |
8hours(Alkaline battery, without backlight) |
| Ambient condition |
32 to 104°F; 10-80%RH |
| Storage condition |
4- 122°F; 10-70%RH |
| Size |
8.66*2.87*1.37 (Inch) |
| Weight |
290g |
| Accessories |
instruction manual, wind screen, battery, carrying case, DC output cable |
