407790 Real Time 1/3 Octave Band Analyzer

Type 2 integrating sound level meter with Octave and 1/3 Octave Band Real Time Display

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Price: $3,799.00

SKU:

407355

Features of the 407790 Extech Octave & 1/3 Ocatve Band Analyzer

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)
Complete with microphone wind cover, PC software on CD, Serial cable, four type C size batteries, adjustment screwdriver, 120VAC adaptor and carrying case
Optional Certificate of Calibration, traceable to N.I.S.T. with data at multiple points

Applications of the 407790

Specifications of the 407790 Real Time Octave Band Analyzer

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/Warranty CE approved, one year warranty
Dimensions/Weight 13.6 x 3.9 x 2.4" (345 x 100 x 60mm)/ 33.5oz (950g)

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