Sound Level Meter
Code:
Sound Level Meter
Features :
-
Applied standard : IEC61672-1 CLASS2
-
Frequency weighting: A and C
-
Time weighting: FAST and SLOW
-
MAX/MIN record
-
Data Hold
-
Over range indication
-
Analog bar-graph indication
Technical Specification :
| Model No. |
JRT/ET-933 |
| Applied standard: |
IEC61672-1 CLASS2 |
| Accuracy: |
±1.4dB |
| Frequency range: |
31.5Hz~8kHz |
| Dynamic range: |
50dB |
| Measuring level range: |
Lo: 30dB~80dB Med: 50dB~100dB Med: 50dB~100dB Auto: 30dB~130dB |
| Frequency weighting: |
A and C |
| Time weighting: |
FAST 125ms; SLOW ( 1s ) |
| Microphone: |
1/2 inch electret condenser microphone |
| Resolution: |
0.1dB |
| Sampling time: |
2 times/second |
| MAX hold: |
MAX |
| MIN hold: |
MIN |
| DATA hold: |
HOLD |
| Overragne indication: |
"OVER" or "UNDER" |
| Backlight display: |
Yes |
| Analog measurement: |
fast analog bar-graph indication |
| Operating conditions: |
-20oC~+60oC: 10%RH~90%RH |
| Storage conditions: |
-20oC~+60oC: 10%RH~75%RH |
| Auto power off: |
the meter will be automatically shut off in activity of 15 minutes |
| Dimensions(H*W*D): |
252mm* 66mm* 33mm |
| Weight: |
178g |
