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The Extech 407790 Real Time Octave Band Analyzer auto ranging Type 2 integrating sound level meter features 1/ 1 and 1/ 3 Octave Band real-time noise analyses. The 407790 offers five measurement parameters: SPL, Leq, LE, Lmax, and Lmin. The built-in memory stores 12, 280 data records in sound level mode and 1024 records in Octave mode. The stored data can be easily transferred to a PC with the supplied software and RS-232 cable. The Extech 407790 permits choice of A, C, or Flat weighting and Slow / Fast response times. AC and DC analog output signals are available for chart recorders and other external recording devices.
Extech 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)
Complete with microphone wind cover, PC software on CD, Serial cable, four type C size batteries, adjustment screwdriver, 120VAC adaptor and carrying case
