407703A

      The 407703A has the following features including Tripod mount and 9V battery powered, ideal for field use;Analog output for connection to chart recorders, dataloggers, etc;Selectable weighting (A or C) and response time (Fast or Slow Complete with 9V battery ;Two-color, bright analog display with battery check; Measurement range from 54 to 126 dB in 7 ranges; Built-in 0.5" Electret Microphone.
      Survey Meters 407703A are adequate for general noise measurements and basic assessments. Type 2 Meters meet the requirements of OSHA and other noise ordinances. Frequency weighting "A" is used for all OSHA and community noise measurements. Frequency weighting "C" is used for all machine evaluation and applications as specified. Response time refers to the averaging time or speed at which the meter reacts to changes in dB level. The performance of sound level meters is specified by national standards such as ANSI or IEC.
      The Extech 407703A analog sound level meter features a Max Hold front-panel select switch that locks the highest reading on the display. The Extech 407703A analog sound level meter can be tripod mounted and uses a 9V battery making it an ideal choice for field use. There is an analog output to connect the Extech 407703A analog sound level meter to a chart recorder or datalogger for extended functionality. The Extech 407703A analog sound level meter has selectable weighting ('A' or 'C') and response time (Fast or Slow) options. The two-color, bright analog display has a battery check feature. The Extech 407703A analog sound level meter has a measurement range from 54 to 126 dB in 7 ranges, and it also has a built-in 0.5" electret microphone.
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