CEM Sonometru
Mini Sound Level Meter DT-85A
The CEM DT-85A is possibly the smallest sound meter around. A mini digital sound level meter with a wide dynamic range and virtually instant readings. This sturdy hand held sound meter is ideal for quick sound level checks in the workplace, school, office, traffic and within the home.
Features::
- Ranges from 40dB to 130dB at frequencies between 31.5Hz and 8 KHz.
- Display with 0.1dB steps.
- Auto LCD Backlight
- 26mm 4 digit LCD display
- Max Min Hold Function
- With one equivalent weighted sound pressure level A.
- Low Cost
- Auto power off after 15 minutes
- Low battery indicator
Specifications:
| Frequency range | 31.5Hz~8KHz |
| Measuring level range | 40~130dB |
| Frequency weighting | A |
| Microphone | 1/2 inch electret condenser microphone |
| Display | LCD |
| Digital display | 4 digits
Resolution: 0.1dB
Display Up data: 0.5 sec. |
| Time weighting: | FAST(125mS) |
| Accuracy | + 3.5dB @1kHz, 94dB(under reference conditions) |
| Alarm function | “OVER” is show when input is out of range(>130dB) |
| Auto power off | Meter automatically shuts down after approx. 15 minutes of inactivity. |
| Power supply | One 9V battery, 006P or IEC 6F22 or NEDA 1604. |
| Operation temperature | 0 to 40ºC(32 to 104ºF) |
| Operation humidity | 10 to 90%RH |
| Storage temperature | -10 to 60ºC( 14 to 140 ºF) |
| Storage humidity | 10 to 75%RH |
| Dimensions | 210(L)X55(W)X32(H)mm |
| Weight | 135g (including battery) |
Accessories :
9V battery, carrying case, Instruction manual.