Extech 407764 数据记录声级计，30-130dB

Autoranging over 6 ranges from 30 to 130dB with

high accuracy to ± 1.5dB and 0.1 dB 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 10mVDC/decibel

• Optional microphone extension cable for measurements

in enclosures and other remote locations (407764-EXT)

• Dimensions: 10.4 x 2.8 x 0.8"(265 x 72 x 21mm);

Weight: 10oz.

• Complete with microphone wind cover , Windows®

95/98/NT/2000/ME/XP compatible software, Serial cable,

4 AA batteries, microphone windscreen, and carrying case

Manufacturer: Extech - USA