BUILDING ACOUSTICS

Building Acoustic Kits

product - nor140/ba1 & ba2

Day Rate £59

Nor-140/BA Building acoustics system:

  • Designed to to simplify the building acoustic measurement process

  • Configured for RT (Reverberation time) calculations via impulse and noise excitation. 

Speakers

product - nor250

Day Rate - £12

Nor-275 Loudspeaker:

  • Compact 120dB sound power unit

  • For use in field measurement of sound insulation and reverberation times as per BS EN IEC 140-5:1998 etc. 

product - nor276

Day Rate - £17

Nor-276 Loudspeaker:

  • Compact low weight 120dB sound power unit

  • For use in field measurement of sound insulation and reverberation times

  • Meets the requirements of ISO-140-3 Annex C, ISO 140-4 Annex and ISO 3382-1.

Tapping Machines

product - nor277

Day Rate - £17

Nor-277 tapping machine:

  • Meets BS and ISO140 parts VI, VII, VIII, ASTM ER-492 and ASTM E-1007 requirements for impact sound transmission tests in buildings.

  • Light weight

  • Retractable feet and self checking of hammer fall speed and tapping sequence. 

Power Amplifier

product - Nor280

Day Rate - £12

Nor-280 Power Amplifier:

  • Lightweight unit for use with the Nor-250, 270, 270H or 276 loudspeaker units for building acoustics measurements.

Speech Transmission Investigation

product - nor140/sti

Day Rate - £37

Nor-140 Sound Analyser:

  • The instrument calculates sound power levels to ISO3744 and ISO3749 standards. 

product - 44aa

Day Rate - £10

Gras-44AA Mouth simulator:

  • Sound source that simulates the sound field around the human mouth at close quarters

  • Complies with the standards IEE 269 and 661 as well as ITU-T Rec. P51.

Important information:

  • Minimum hire period - 5 days (3 day minimum hire period for Building Acoustic kits)

  • Hire charged from the day of delivery

  • Delivery by 10:30AM

  • Collection available

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