sewerin

Sewerin Aquaphon A200: Wireless Ground Mic For Electroacoustic Leak Location

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Description

When a pressurised water pipe is damaged water leaks out at high speed which causes the pipe and
soil to vibrate at the exit point. This vibration, or sound, is transmitted by the pipe, and surrounding
material. The Aquaphon A200 amplifies these noises allowing the leak location to be pinpointed.

  • Digital wireless headphones
  •  Colour touch screen
  • Dynamic Hearing Protection- Protects the users hearing
  • On screen application guidance Digital wireless microphones
  • Digital sound recorder with memory graph and FPF- Fast Playback Function
  •  Dynamic frequency filtering with touch screen filtering graph
  •  TM200 & UM200 mics with illuminating LEDs

Touchscreen – Operational features

MNL – Minimum Noise Level – A leak noise is constant; it does not get significantly quieter or louder
unlike the noise from traffic and wind . The Aquaphon A200 shows the constantly changing noise level as an active bar graph but also locks onto and displays, numerically the “quietest” moment during the time you have been listening. (the large number in the centre of the display)

Memory Graph: – Previous Minimum Noise Level are recorded and stored. Are you closer or further away from the leak in the current listening position compared to previously? Is the leak sound getting louder or quieter? The higher the number on the display the closer to the leak you are.

Frequency Filtering with graph
A graph showing the strength (volume) of the frequencies of the sound being heard is displayed.
This allows the user to see which frequencies are the strongest . Higher frequencies tend to occur
closer to the leak.
 By simply tapping on the screen frequencies can be isolated and silenced allowing the user
to focus on listening the water leak frequencies that matter
 Automatic frequency filter can also be used. The A200 will suggest optimum filters based
upon what it hears.

Additional information

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