- All Products
- Shop by Brands
- BW Technologies
- BW Technologies
- BW Technologies Monitors
- Models
- BW Clip
- BW Clip4
- GasAlertClip Extreme
- GasAlert Extreme
- GasAlertMicroClip XT
- GasAlertMicroClip XL
- GasAlertMicroClip X3
- GasAlertQuattro
- GasAlertMax XT II
- GasAlertMicro 5 Series
- SamplerPak
- IntelliDox Docking System
- MicroDock II
- BW Ultra
- BW Solo
- Gas Monitors
- Gas Monitor Manufacturers
- BW Technologies
- Bacharach
- Biosystems
- Crowcon
- Gas Clip Technologies
- GfG Instruments
- GMI/Detcon
- Honeywell Analytics
- Industrial Scientific
- MSA
- RAE Instruments
- RKI Instruments
- Gas Monitor Categories
- Single-Gas Monitors
- Multi-Gas Monitors
- Zero Maintenance Monitors
- Fixed System Gas Monitors
- Confined Space Kits
- Wireless Fixed Point Gas Detectors
- Hydrogen Sulfide (H2S) Monitors
- Calibration Gas
- Combustion Analyzers
- Water Quality
- Reliability Instruments
- Refractometers
- HVAC
- Weather
- Temperature
- Laboratory
- Sound
- IAQ
- Electrical
- All Categories
Extech 407730 Digital Sound Level Meter
Item #:
EXT-407730
Brand:
Extech
Share this product:
407730 Digital Sound Level Meter by Extech
Features
- ±2dB accuracy with 0.1dB resolution
- A&C weighting
- AC analog output
- Record Max/Min values over time
- Auto power off and Max Hold functions
- Utilizes 0.5"(12.7mm) condenser microphone
- Tripod mountable
- 40 to 130dB measuring range
- Fast/slow response time
- Tripod mountable
- Complete with 4 AAA batteries and microphone windscreen
Applications
- Monitoring workplace machinery
- Installing audio and alarm systems
- Product noise certification and reduction
| Display | LCD with bargraph |
| Microphone | 10mm (0.5”) Electret condensor |
| Measurement Bandwidth | 300Hz to 8KHz |
| Measurement Range | 40 to 130dB (A wtg), 45 to 130dB (C wtg) |
| Frequency weighting | 'A' and 'C' (selectable) |
| Accuracy / Resolution | ± 2dB @1kHz (under reference conditions) / 0.1dB |
| Response time | Fast: 125 milliseconds / Slow: 1 second |
| Calibration source | 1KHz sine wave @ 94 or 114dB |
| AC output | 0.707Vrms full scale |
| Power | 4 AAA Batteries |
| Battery life | 30 hours (typical); low battery indicator alerts user |
| Automatic power off | After approx. 20 minutes |
| Operating temperature | 0 to 50°C (32 to 122°F) |
| Operating humidity | 10 to 90% RH |
| Storage temperature | -20 to 60°C (-4 to 140°F) |
| Dimensions/weight | 230 x 57 x 44mm (9 x 2.3 x 1.7") / 172g (6oz) |
