Extech 407790 Real Time Octave Band Analyzer
Starting at
$3,799.00

Availability

Select options to see availability

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Features

  • Manufactured by Extech
  • Wide 100dB range of 30 to 130dB
  • 160 x 160 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

The Extech 407790 real time octave band analyzer has a wide 100dB range of 30 to 130dB. The 160 x 160 dot matrix backlit LCD displays Leq, LE, Lmax, Lmin and Lp. The Extech 407790 real time octave band analyzer has a built-in memory that stores up to 12,280 records in SLM mode and 1024 data points in 1/1 or 1/3 octave mode. The stored data can be easily transferred to a PC via the RS-232 interface and analyzed using the software and cable provided.

The Extech 407790 real time octave band analyzer utilizes A, C and flat weighting with a selectable fast or slow response option. Other features of the Extech 407790 real time octave band analyzer include 25Hz to 10kHz frequency response range, internal self test when the unit is powered on, a detachable 0.52" (13.2mm) diameter condenser microphone, a tripod mount provided on the rear of the unit, analog AC/DC recorder output and a real time clock with year, month, day, hour, minute, and second display. The Extech 407790 real time octave band analyzer meets ANSI and IEC Type 2 standards.

The Extech 407790 Real Time Octave Band Analyzer ships complete with:
  • Microphone wind cover
  • PC software on CD
  • Serial cable
  • Four type c size batteries
  • Adjustment screwdriver
  • 120VAC adaptor
  • Carrying case

The Extech 407764-EXT microphone extension cable is available for for measurements in enclosures and other remote locations.

Applications for the Extech 407790 Real Time Octave Band Analyzer:
  • 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

Specifications

Accuracy±1.5dB
Range30 to 130dB
ResolutionNumeric Display: 0.1dB
Bargraph Display: 1dB
Display160x160 dot matrix backlit LCD
Analog OutputAC output: 2 Vrms (at full scale)
DC output: 10mVDC/dB
MicrophoneDetachable 0.52"(13.2mm) diameter condenser
Data Logging12,280 records in SLM mode
1024 data points in 1/1 or 1/3 octave mode
Frequency Range25Hz to 10kHz
Dimensions13.6 x 3.9 x 2.4" (345 x 100 x 60mm)
Weight33.5oz (950g)
Power SupplyFour type C size 1.5V batteries, External DC power: 6V, 1A
Approvals/WarrantyCE approved, one year warranty
Real Time ClockYes
StandardsANSI S1.4 Type 2, EN IEC 60651, EN IEC 60804, and EN IEC 1260-1995
1/1- 1/3 Analyzer level range30 to 130dB
1/1 Octave and 1/3 Octave1/1 Octave band center frequencies: (9 bands)
1/3 Octave band center frequencies: (27 bands)
Flange/Adapter
Extech AC Adaptor
Voltage adaptor for Extech sound level meters
Starting at
$51.99
Accessories
Please consider these optional accessories.
Extech 407764-EXT Microphone Extension Cable
15 ft. (4.7m) microphone extension cable
$139.99
Extech 407744 Sound Calibrator
94dB, 1kHz professional sound calibrator for 0.5" or 1.0" microphones
Starting at
$329.99
Extech 407766 Sound Calibrator
94 or 114dB, 1kHz professional sound calibrator for 0.5" or 1.0" microphones
Starting at
$419.99