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      Extech 407790A: Real Time Octave Band Analyzer - Type 2 integrating sound level meter with Octave and Band real time display
      • Extech 407790A: Real Time Octave Band Analyzer - Type 2 integrating sound level meter with Octave and Band real time display
      • Extech 407790A: Real Time Octave Band Analyzer - Type 2 integrating sound level meter with Octave and Band real time display
      • Extech 407790A: Real Time Octave Band Analyzer - Type 2 integrating sound level meter with Octave and Band real time display

      Extech 407790A: Real Time Octave Band Analyzer

      Extech 407790A: Real Time Octave Band Analyzer

      Type 2 integrating sound level meter with Octave and 1/3 Octave Band real time display

      Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD.

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      Extech 407790A: Real Time Octave Band Analyzer

      Type 2 integrating sound level meter with Octave and 1/3 Octave Band real time display

      Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD.

      • Wide measurement in 5 ranges: 20 to 90dB, 20 to 100dB, 20 to 110dB, and 30 to 120dB, 40 to 130dB

      • 3.5" (320x240) TFT color LCD with backlight feature displays Leq, LE, Lmax, Lmin, Lp, L05, L10, L50, L90, L95

      • Stores readings on microSD card

      • Precise linearity over wide range (100dB)

      • Transferred data to a PC to be analyzed using software and cable provided

      • A, C and Z 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)

      • Complete with Windows® compatible software, USB cable, 4 x C batteries, microphone wind screen, mini screwdriver, 120V AC adaptor, and case

      Specifications

      Range

      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 functions

      Lp, Leq, LE, Lmax, Lmin, L05, L10, L50, L90, L95,

      Frequency range

      25Hz ~ 10kHz

      Frequency Weighting

      A, C, and Z

      Time Weighting

      Fast, Slow, 10ms (τ), I

      Display

      3.5" (89mm) 320x240 TFT color backlit LCD; Displays 1/1, 1/3, and 1/1 & 1/3

      1/1- 1/3 Analyzer level range

      5 ranges in 10db steps: 20 to 90dB, 20 to 100dB, 20 to 110dB, 30 to 120dB, 40 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: 1 Vrms (at full scale); DC output: 3.0V, 25mV/dB

      Memory

      microSD card (included)

      Measurement Time

      1s to 23h 59m 59s

      Power

      Four type C size 1.5V batteries, External DC power: 6V, 1A

      Dimensions/Weight

      13.6 x 3.9 x 2.4" (345 x 100 x 60mm)/ 33.5oz (950g)

      Specific References

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      Extech 407790A: Real Time Octave Band Analyzer - Type 2 integrating sound level meter with Octave and Band real time display

      Extech 407790A: Real Time Octave Band Analyzer

      Allowed extensions: .pdf, .png, .jpeg, .gif, .jpg, .zip, .rar, .7z