Gracey & Associates Hire and Calibration
Noise Monitoring Equipment
Full range of noise monitoring equipment, supplied by the leading manufacturers for noise at work, background noise, noise nuisance, environmental noise monitoring in accordance with all the relevant British & International Standards.
The most popular noise meters, for routine noise monitoring surveys, are the Norsonic 116 and the B&K 2236 - see below.
Where octave and 1/3 octave band surveys are required, the B&K 2250, B&K 2260, CEL 593, Nor 118, Nor 140 and Nor 121 real time analyser are available. The B&K 2250 is becoming the meter of choice especially now the FFT and vibration measurement options are available.For outdoor noise monitoring and longer term measurements, we have environmental noise monitoring kits with class 1 outdoor microphones and meter enclosures with rechargeable batteries.
For noise nuisance measurements inside a complainants property we have both the B&K Matron II and Matron III systems as well as the Norsonic 121 Annoyance Recorder.
The instruments in this section are listed alphabetically by manufacturer, click a blue link for more details, calibrators and other accessories.
| B&K 2236B Noise Monitoring Equipment | £ 12 a day * |
Precision noise monitor with both A and C weightings plus Fast, Slow and Impulse time constants. Measures Peak, Lmax, Lmin, Leq, SEL and 3 Ln values. Levels may be logged from 1 second up to hourly intervals. Large memory. Short term and long term sound monitoring. Low battery consumption make it an ideal noise survey tool. Delivered with a 4188 microphone and windshield in a carrying case B&K 2236 details + environmental noise monitoring kits and accessories
| B&K 2238E Noise Monitor Hire with Frequency Analysis | £ 17 a day * |
Top of the range noise monitors for detailed noise level monitoring - includes BZ 7123 - Frequency Analysis Software BZ 7124 - Logging SLM Software BZ 7125 - Enhanced SLM Software BZ 7126 - Basic SLM software. Delivered with a 4188 microphone and windshield in a carrying case B&K 2238 details + environmental sound monitoring equipment
| B&K 2238 Matron II Sound Monitoring and Recording Equipment | £ 35 a day * |
Investigating noise nuisance complaints can be a lengthy job often involving many 'out of hours' visits. Install a B&K Matron-II system in the complainants property and most of the time consuming work will be done for you and provide irrefutable evidence for mediation or prosecution.
Bruel & Kjaer Matron II - details
| B&K 2250 Hand-held Multi-function Acoustic Monitoring - with audio recording | £ 24 a day * |
Bruel & Kjaer's state-of-the-art real time acoustic monitor and analyzer with many features - 120 dB dynamic range - no need to change range. Simultaneous A, C and Z weighted levels with F, S and I Time Constants Octave and 1/3 octave band measurements from 6.3 Hz to 20 kHz Noise Monitoring - level vs time histories, background noise etc., Noise Nuisance Statistics - Lns Sound Recording of the measured sound levels to identify the individual sound sources. Audio data is recorded to a SD or CF card for archiving and inclusion in your report. Voice and text annotation of measurements, pre-set time start/stop, back-erase, context-sensitive
help, data storage internal and plug-in cards, USB computer interface, free-field & diffuse correction,
display optimised for day, night indoor and outdoor use .... etc..,
Other options available = Enhanced Logging, FFT (Narrow Band Analysis) and Tonal Analysis options.
B&K 2250 details, kits and options
For measurements up to 165 dB add a B&K 4135 or a GRAS 40BF 1/4" microphone
| B&K 2250 Matron III DAT-less Noise Monitor Hire and Recorder | £ 34 a day * |
Investigating noise nuisance complaints can be a lengthy job often involving many 'out of hours' visits. Install a B&K Matron III Noise Monitoring and Recording System in the complainants property for high quality noise recording and simultaneous noise monitoring without being there.
The 2250 includes the usual frequency analysis and logging software plus the BZ 7226 Sound
Recording option which enables recording of the measured sound levels, to identify the individual
sound sources.
The audio data is recorded to a removable 1 GB SD memory card for subsequent archiving and
inclusion in your noise abatement reports.
Delivered in a secure case with remote control so system cannot be 'tampered' with. Bruel & Kjaer Matron III details
| B&K 2260B Noise Monitoring with Frequency Analysis | £ 26 a day * |
Hand-held real time sound monitors with the BZ 7210 Sound Analysis software, PC compatible filing system and large memory. The 2260 Investigator is a Class 1 sound level meter with real-time displays of frequency analysis, 1/3-octave spectra and statistical distributions.
Ideal for environmental sound monitoring and gathering field data for further analysis
B&K 2260B options and details
| B&K 2260F Environmental Noise Monitoring - enhanced | £ 33 a day * |
Modular real time noise monitor with all the features of the 2260B above :- but includes the BZ 7206 Enhanced Sound Analysis Software
B&K 2260F details and environmental sound monitoring equipment
| B&K UA 1404 Outdoor Microphone Kit | £ 7 a day * |
For use with the B&K 2236, 2238, 2250 and 2260 analyzers. Weather protected outdoor microphone system which fits over the standard microphone and uses an incidence corrector to compensate for the vertically mounted microphone and weather
See also the environmental noise monitoring kits linked to each meter description.
B&K UA 1404 Outdoor Microphone - details
| CEL 593 Real Time Noise Monitor Hire | £ 29 a day * |
Hand held, battery operated, noise monitor with real time octave and third octave noise analyser - 12 Hz to 20 kHz. Measures and calculates the commonly required, time averaged parameters and statistical data.
Large memory.
Three modes of operation -
Real time noise analysis mode:- with snapshot storage - broad band measurement of SPL, Max, Min,
Leq, ILeq, Lavg, Lin Peak, C Peak plus 1/3 or octave spectra of SPL, Max and Leq.
Event analyser mode:- either timed or by threshold with delays up to 30 seconds - broad band and
spectra measurements of Max, Duration, SEL, Event Leq, Lin Peak, C Peak and 1 sec Max.
Noise monitoring mode:- with 5 Lns and measurement periods selectable in steps from 0.5 s to
60 min - broad band Max, Min, period SEL, Leq, ILeq, Lavg, Lin Peak, C Peak plus 1/3 or octave
spectra Max and Leq as well as the 5 Ln values.
CEL 593 Noise Monitor - details
| Davis | Weather Station | £ 7 a day * |
The Davis weather stations provides accurate, reliable weather monitoring in a self-contained, easy-to-install system. All the weather data you need. The outdoor sensor sets up in minutes and starts sending data wirelessly to the console housed in the weather protected enclosure supplied. Davis Weather Station details
| GA 91E1-00 | Outdoor Noise Meter Enclosure + rechargeable batteries etc., | £ 3 a day * |
For use with the B&K 2236, 2238, 2250, 2260 or the Nor 110, 116, 118 and 140 noise monitors. Includes two 12 V, 12 Ah batteries, charger and microphone tripod etc., all in a "weather proof" case.
GA 91E1-00 Environmental Noise Enclosure - details
| GRAS 41AL Outdoor Microphone System | £ 8 a day * |
The GRAS 41AL weatherproof microphone is designed to maintain a microphone's specifications when fitted with a rain cover and windshield.
The kit includes a 3 m preamplifier cable with a Lemo 1B connector, a desiccator unit and a coupler with correction values for a range of calibrators.
GRAS 41AL Outdoor Microphone - details
| Kestrel 2000 Pocket Anemometer and Temperature Meter | £ 1 a day * |
Small battery operated field unit - measures environmental conditions quickly and accurately. Three button control with clear digital display Wind Speed Temperature Wind Chill Weather Meter - details
| Norsonic 116 Precision Noise Monitoring Equipment | £ 12 a day * |
This precision noise monitor is our most popular noise monitoring equipment meter with superb time domain
analysis functions.
Fast, Slow and Impulsive measurements of Leq, Lmax, Lmin, SEL, Peak plus Ln values. Large memory, parallel A and C measurements with graphical and numerical displays. Measurement periods selectable from a second up to several days and in the level
recorder - time mode.
The records may be annotated to highlight individual events during the measurement Nor 116 details, kits and noise monitoring options
| Norsonic 118 Precision Noise Monitors with Filters | £ 22 a day * |
Norsonic Real Time Noise Monitor with parallel A and C (or Z) networks. Measurement periods from a second up to several days with level recorder - time mode option. Filters - 1/1 and 1/3 octave Statistics - Ln values, all bands, all networks Level v time - electronic level recorder Memory Trigger Nor 118 details, kits and accessories
| Norsonic 118 + Multi-function Noise Monitors | £ 32 a day * |
Norsonic 118 Real Time Precision Sound Monitor and Analyser - as above+
Multi-spectra Noise generator Reverberation calculations Sound power and other additional optionsNor 118 + details and options
| Norsonic 140 Environmental Noise Monitors with filters, statistics and logging | £ 25 a day * |
Noise Monitoring Features. Fast, Slow and Impulsive measurements of Leq, Lmax, Lmin, SEL, Peak plus Ln values.
Parallel A and C measurements with graphical and numerical displays. Filters - 1/1 and 1/3 octave Statistics - Ln values, all bands, all networks Level v time - electronic level recorder Measurement periods from a second up to several days noise monitoring with level recorder
time mode option.
Memory - internal 'flash' and SD cardNor 140 details, options and noise monitoring kits
Relevant Environmental Noise Monitoring Standards: BS 4142, BS 7445 and ISO 1996.
* Our standard hire charges are based on a 4-day minimum period, details other options.
Gracey & Associates 01933 624212 hire@gracey.com
British Standards accreditation for noise and vibration instrument hire and calibration.
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