PRODUCT DATASHEET 407790A Real Time Octave Band Analyzer 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. Applications: - 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 Features • Wide 100dB range of 30 to 130dB • Analog AC/DC recorder output • 160 x160 dot matrix backlit LCD displays Leq, LE, • Real time clock with Year, Month, Day, Hour, Minute Lmax, Lmin, Lp, L05, L10, L50, L90, L95 • Stores readings on microSD card • Transferred data to a PC to be analyzed using software and cable provided • A, C and Z weighting with Fast or Slow response and Second display • Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT) • Complete with Windows® compatible software, USB • 25Hz to 10kHz frequency response cable, 4 x C batteries, microphone wind screen, mini • Meets ANSI and IEC Type 2 standards screwdriver, 120V AC adaptor, and case • Internal self test when powered ON • Detachable 0.52" (13.2mm) diameter condenser microphone and Tripod mount provided on rear Ordering 407790A N....... Real Time Octave Band Analyzer Accessories 407764-EXT....... 15ft (4.7m) Microphone Extension Cable 407744.............. 94dB Sound Level Calibrator 407766.............. 94/114dB Sound Level Calibrator N Indicates products that are available with optional calibration traceable to NIST. Order with -NIST after part number. Specifications subject to change without notice. Copyright © 2016 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. Rev. 6/8/16 UPC Code: 793950407912 www.extech.com Specifications 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, L05, L10, L50, L90, L95, Frequency range 25Hz ~ 10kHz 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: 40 to 130dB, 30 to 120dB, 20 to 110db, 20 to 100dB, 20 to 90dB 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) Specifications subject to change without notice. Copyright © 2016 FLIR Systems, Inc. All rights reserved including the right of reproduction in whole or in part in any form. Rev. 6/8/16 www.extech.com