Extech 407780A Sound Level Meters – Minimum Sound Level: 30 dB, Maximum Sound Level: 130 dB, Display (Sound Level Meter): Digital
$1,202.00
In Stock
The Extech 407780A digital sound meter delivers high-efficiency noise level verification across a wide 30 to 130 dB dynamic range. This specialized Sound Level Meters device tracks absolute decibel parameters fluidly on an integrated digital screen layout, incorporating type 2 precision condenser microphone arrays. It features an automated data freeze-hold function, real-time clock tracking stamps, and simple push-button handling.
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Extech-407780A Specs
| Applicable Standards | IEC 651 And 804 Type 2,ANSI S1.4 Type 2 |
| Accuracy | ±1.5dB (ref 94dB@1KHz) |
| Bandwidth | 0.1dB |
| Digital Display | 4 digital LCD/s |
| Measurement Parameters | SPL,Leq,SEL,MaxL,MinL |
| Measurement Range | 30dB to 130dB |
| Linearity Range | 100dB |
| Measurement Frequency Range | 31.5Hz to 8KHz |
| Frequency Weighting | A and C |
| Response | Impulse,Fast and Slow |
| Microphone | 1/2 " Electret condenser microphone |
| Sampling time | updated every 0.5s |
| Bargraph | 4dB steps,100dB range,100ms update |
| Display Warning Function Overrange Indicator Underrange Indicator | Displayed at the upper limit Displayed at the lower limit |
| Analog AC/DC Output | 2Vrms (at full scale),10mVDC/dB |
| Power Supply | Four 1.5V AA batteries,Optional AC adapter |
| Battery Life | Approximately 20 hours |
| Dimensions | 10.4x2.8x0.8" (265x72x21mm) |
| Weight | 10.9oz (310g) |
- Windscreen
- Adjustment screwdriver
- USB cable
- Windows® compatible software
- Battery
- Case
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