Sound level warning device | Cirrus Research SoundSign

SoundSign noise warning sign [sound level warning device]

sound level warning device

Cirrus Research is a leading manufacturer of sound level warning devices.

The SoundSign is a noise warning sign designed to activate when noise levels are exceeded. Different graphics and text warn the user when noise levels have been met. Appropriate action can then be taken.

Noise warning signs are ideal for noisy environments, particularly where hearing protection must be worn. The SoundSign also provides graphics that are suitable for quiet areas such as hospitals and schools.

The noise warning sign is available as a remote display unit, which means that it can be extended for use in larger areas.


SoundSign sound level warning devices have the following features:

Warning The SoundSign lights up to warn when noise levels have been exceeded.
Simple Quick and easy to install.
Measurements Capable of covering measurements ranging from 40dB(A) to 114dB(A).
Lightweight Can be used for permanent and temporary locations.
Bright High intensity white LED technology for bright warnings and longer battery life.
Four designs Different designs are available for different situations.
Coverage Remote units mean the noise warning signs can be used in more than one place at the same time.
Worldwide Available in different languages.
Guaranteed quality Designed and manufactured by Cirrus Research.

The SoundSign sound level warning device for noisy environments:

The SoundSign is ideal for noisy environments such as workshops, pubs, nightclubs, and factories. The noise warning sign can warn the user when noise levels are too high. The SoundSign remote unit can be used to warn anyone entering these areas that they will need to take the appropriate precautions.

The “hearing protection must be worn” is suitable in areas where hearing protection must be worn. “warning! high noise levels” is suitable in noisy areas where hearing protection is not required.

The SoundSign sound level warning device for quiet environments:

The SoundSign is also ideal for quiet environments such as libraries, hospitals, and schools. The noise warning sign can indicate when the sound is too loud for each environment.

Noise can affect students and teachers. The SoundSign can warn anyone when noise levels are too high in schools and colleges. This is particularly useful for exams.

Noise can cause sleep deprivation in patients in hospitals. A noise warning sign can inform visitors and staff when noise levels are too high.

The remote SoundSign sound level warning device:

SoundSign remote display units warn users in the same way as the main unit. This feature is ideal in applications where the main unit cannot be seen. The visibility of the noise warning sign is increased.

The main unit and remote display units are connected by a simple cable.

Accessories for the SoundSign sound level warning device:

  • CR-203 data logger.
  • CR-202 remote display units.
  • Microphone extension cables.
  • Preamplifiers.
  • Microphone capsules.
  • Acoustic calibrator.
  • CR-306 sound level meter.
  • Outdoor microphones.

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