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Gracey & Associates Hire
Norsonic 121
| Nor 121 |
Multi-function Analyser with one microphone |
£ 32 a day * |
| Nor 121 |
Multi-function Analyser with two microphones |
£ 39 a day * |
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A dual channel analyser to measure both noise or noise and vibration simultaneously.
Statistical [Ln] functions of the broad band spectral networks and each 1/3 octave or 1/1 octave frequency band from 0.1 Hz to 20 kHz for all three major time constants. Up to 1400 different parameters may be recorded.
When used in the single channel mode the dynamic range may be set to > 120 dB.
Large paper white screen for graphical and numerical displays
Internal hard disk drive [4 Gbytes] with Digital Audio Recorder function for storage of raw acoustic data. The disk is also partitioned for storage of measurement results, setup menus and monitor microphone to record the operators comments.
With seven levels of nested reports and a timer function, the analyser can report literally thousands of different rating parameters, including overall global values and time profiles in both the time and frequency domain. The instrument can run for weeks collecting 1 second third octave spectra without filling its memory *.
Rechargeable batteries, multiple interfaces, PCMCIA, RS-232 and Centronics. Internal multi frequency oscillator for outdoor microphone verification, compatible with the GRAS 41 Outdoor Microphone Systems.
Manufacturer's Specifications
Delivered with one precision microphone, 2 m preamplifier cable, windshield and a mains charger unit. Order a second microphone, extension cables and/or accelerometer kits if required.
Also included is the Nor 1020 software and a download cable, one set per hire. If you require extra copies, they are available at the list price.
See also the environmental noise survey and the annoyance kits below.
* The Nor 121 is a very comprehensive instrument with too many features and applications to detail here. If you need further information please visit the Norsonic web site where they have posted a 16 page leaflet on this meter - to get there, click this link.
We stock a wide range of accessories, order what you want and only pay for what you need
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| Popular items and accessories |
| Nor 250 | Hemi-dodecahedron speaker - 200 W, 120 dB |
| Nor 260 | Power Amplifier with built-in noise generator - ideal for use with the Nor 250 |
| Nor 280 | Power Amplifier with built-in noise generator - ideal for use with the Nor 250 |
| Nor 1201 | Microphone preamplifier - Lemo 1B connector |
| Nor 1220 | Measurement microphone - free-field - 200 VDC |
| Nor 1251 | Sound Calibrator - class 1 |
| Nor 1252 | Sound Calibrator - class 2 |
| Nor 1408 | Microphone preamplifier extension cable - 10 m |
| Nor 1410 | Microphone preamplifier extension cable - 2 m |
| Nor 1430 | Cable - tape, under doors, windows etc., |
| GRAS 41AL | Outdoor Microphone System - type 1 |
| GA 51M2-C2 | DC Lead - 2-pin male to car battery clips |
| GA 80G1-00 | Meter stand 0.4 - 1.45 m high |
| GA 80T1-00 | Tripod - light duty, for microphone/preamplifier |
| GA 91E3-00 | Outdoor Meter Enclosure with rechargeable batteries etc., |
| Kestrel 2000 | Pocket Weather Meter |
We also hire Windows XP laptops loaded with the Nor 1020 PC software.
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Sound level meters and particularly microphones are very susceptible to damp, so should not be used outside, unless protected.
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| Nor 121 |
Environmental Noise Kit |
£ 43 a day * |
| 1 x Nor 121 | Multi-function Sound Level Meter - class 1 | |
| 1 x GRAS 41AL | Outdoor Microphone System - type 1 | |
| 1 x GA 91E3-00 | Outdoor Meter Enclosure with rechargeable batteries etc., | |
| Nor 121 |
Annoyance Recording Kit |
£ 37 a day * |
A Nor 121, type 1 analyser, as described above, in a GA 91N3-00 lockable case, with batteries, tripod etc., The system can be left inside a 'complainants' house to monitor the noise or noise and vibration levels.
When a noise event occurs the resident pushes the Nor 262 start button, the sound is captured with the date and time on the hard disk while the Nor 121 analyser simultaneously records the level v time history and / or statistical analysis. The analyser can also be set to trigger by time or level.
Order a calibrator, extension cables, and an outdoor microphone if required |
| Nor 121 |
Building Acoustics Analyser - dual channel |
£ 39 a day * |
Real time, dual channel analyser with extensive building acoustics features.
- Features:
- BSI ISO set ups for all airborne and impact measurements
- Built-in noise generator and reverberation time analyser
- Standard deviations also calculated
- Stores individual as well as averaged measurements
- Background noise and microphone response corrections
- Rating tables built-in
- Large hard disk storage
- All data may be transferred to PC in Excel and ASCII format
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May be used as a stand-alone instrument if you have your own sound sources or build a system from the accessories below or just choose one of our kits
Delivered with 2 precision microphones, low noise preamplifiers, 2 m extension cables and a mains charger unit.
Also included is the Nor 1020 software and a download cable, one set per hire. If you require extra copies, they are available at the list price.
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| Building Acoustics Airborne and Impact Kits - order a kit and get the analyser half price |
| Nor 121 |
Building Acoustics Airborne Kit - dual channel |
£ 59 a day * |
| 1 x Nor 121 | Dual Channel Building Acoustics Analyser |
| 1 x Nor 250 | Hemi-dodecahedron speaker - 200 W, 120 dB |
| 1 x Nor 260 | Power Amplifier |
| 1 x Nor 1020 | Nor-Xfer download to PC software |
| 6 x Nor 1408 | Microphone extension cables - each 10 m long |
| 2 x Nor 1430 | Cables - tape, under doors, windows etc., |
| 2 x GA 80T1-00 | Tripods - light duty, for microphone/preamplifier |
| Nor 121 |
Building Acoustics Airborne + Impact Kit - dual channel |
£ 74 a day * |
| 1 x Nor 121 | Dual Channel Building Acoustics Airborne Kit - as above |
| 1 x B&K 3207 | Tapping - Impact Machine |
Please add a calibrator, more extension cables or any additional accessories from the list above - if required.
For the full range and more details see the Norsonic lists |
| * Our standard hire charges are based on a 7-day minimum period. Click here for details and other options. |
| BSI approved for the hire of noise and vibration instruments |
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