Extech 407764
Datalogging Sound Meter

Autoranging over 6 ranges from 30 to 130dB with high accuracy to ±1.5dB and 0.1dB resolution
Large LCD display with function indication and fast 50 segment bar graph display
Time and Date are logged with data
Stored data can be easily transferred to a PC via RS-232 interface and analyzed using software & cable provided
A & C weighting and Fast/Slow response
Tripod mount provided on rear
Max Hold function
Meets ANSI S1.4 Type II and IEC 651 standards
Internal self test when powered ON
Detachable 0.52" (13.2mm) diameter condenser microphone
Analog AC/DC recorder output 10m VDC/decibel
Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT)
Dimensions: 10.4x2.8x0.8" (265x72x21mm)
Weight: 10oz

Extech 407764 Shown

Ordering Information
Model	Description	Buy Online	Price
407764	Extech 407764 Sound Level Datalogger, Digital with Time Stamp		$599.00
407764NIST	Extech 407764-NIST Sound Level Meter		$714.00
Included Accessories
	1 - Microphone wind cover 1 - 3.5" diskette with PC software 1 - Serial cable 4 - AA batteries 1 - Carrying case	Included
Optional Accessories
144118	Extech 144118, ADAPTOR, 117 VAC FOR 407780		$39.99
40705X	Extech 40705X Cable Analog Output for Sound Level Meters		$14.99
407764EXT	Extech 407764-EXT 15' Microphone Extension Cable		$99.99
407766	Extech 407766 94/114dB Sound Level Calibrator		$399.99

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

$20.00 Minimum on Total Order