Extension cable for remote sound level measurementsExtech's 407764-EXT is a fifteen foot Microphone Extension Cable for use with Extech's Models 407355, 407780 and 407790 Sound Level Meters. 

  15ft (4.7m) Microphone Extension Cable Features:

• Features:
  • 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

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