Extech Model 407790 Includes:
- Microphone wind cover
- PC software on CD
- Serial cable
- Four type C size batteries
- Adjustment screwdriver
- 120V AC adaptor
- Carrying case
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| Extech Octave Band Sound Analyzer |
| 407790 |
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$3699.00 |
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| Extech Octave Band Sound Analyzer with NIST Certificate |
| 407790-NIST |
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$4149.00 |
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Type 2 integrating sound level meter
With Octave and 1/3 Octave Band Real Time Display
Extech Model 407790 Features:
- Wide 100dB range of 30 to 130dB
- 160 x160 dot matrix backlit LCD displays Leq, LE, Lmax, Lmin and Lp
- Built-in memory stores up to 12,280 records in SLM mode and 1024 data points in 1/1 or 1/3 octave mode
- Stored data can be easily transferred to a PC via RS-232 interface and analyzed using software & cable provided
- A, C and Flat weighting with Fast or Slow response
- 25Hz to 10kHz frequency response
- Meets ANSI and IEC Type 2 standards
- Internal self test when powered ON
- Detachable 0.52"(13.2mm) diameter condenser microphone and Tripod mount provided on rear
- Analog AC/DC recorder output
- Real time clock with Year, Month, Day, Hour, Minute and Second display
- Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT)
Extech Model 407790 Applications:
- Real time analysis of noise from any source such as machinery or vehicles
- Monitor office or plant noise and store data for later reference and analysis
- Maintain noise level statistics for internal and external audits
- Perform machinery noise monitoring or use for noise reduction programs
NOTE: For an additional charge, Extech will supply your meter complete with a Certificate of Calibration Traceable to N.I.S.T. with Data.
| Specifications |
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| Applicable standards |
ANSI S1.4 Type 2, EN IEC 60651, EN IEC 60804, and EN IEC 1260-1995 |
| Accuracy |
±1.5dB (ref 94dB @ 1kHz) |
| Measurement range / function |
30dB to 130dB / La, Lc, Lp, Leq, LE, Lmax, Lmin |
| Frequency range |
25Hz ~ 10kHz |
| Sound level meter display |
Integrating SLM: Digital, 4 Digits with Bargraph |
| Real Time Analyzer display |
Graphical, Bargraph with cursor |
| 1/1- 1/3 Analyzer level range |
30 to 130dB |
| 1/1 Octave and 1/3 Octave |
1/1 Octave band center frequencies: (9 bands);
1/3 Octave band center frequencies: (27 bands) |
| Signal output |
AC output: 2 Vrms (at full scale);
DC output: 10mVDC/dB |
| Power |
Four type C size 1.5V batteries, External DC power: 6V, 1A |
| Safety |
CE approved |
| Warranty |
1 year warranty |
| Dimensions |
13.6 x 3.9 x 2.4" (345 x 100 x 60mm) |
| Weight |
33.5oz (950g) |
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