Extech 407790
Octave Band Sound 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)

Extech 407790 Shown

Product Information

Datasheet 113 KB

Manual 1.2 MB

PDF Help

Ordering Information
Model	Description	Buy Online	Price
407790	Extech 407790 Octave Band Analyzer		$3,599.00
407790NIST	Extech 407790-NIST Octave Band Sound Analyzer With NIST		$4,049.00
Included Accessories
	(1) Microphone wind cover (1) CD with PC software (1) Serial cable (4) Type C size batteries (1) Adjustment screwdriver (1) 120VAC adaptor (1) Carrying case	Included
Optional Accessories
407764EXT	Extech 407764-EXT 15' Microphone Extension Cable		$99.99

*NOTE: Items ordered with optional NIST calibration will require
approximately 10 days to complete the certification.