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Extech 407790A Real Time Octave Band Analyzer

Extech 407790A Real Time Octave Band Analyzer


Model: Extech 407790A
   Sound Meters    Extech
 
  • 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

Image result for Extech 407790A

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)

 

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