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This instrument is similar in form, function and performance to the NSRTW_mk4. It has been designed with an open wireless protocol based on MQTT, for developers and OEMs who need to integrate it to their own platform while using wireless connectivity.
This instrument is similar in form, function and performance to the NSRTW_mk4. It has been designed with an open wireless protocol based on MQTT, for developers and OEMs who need to integrate it to their own platform while using wireless connectivity.
This instrument is similar in form, function and performance to the NSRTW_mk4. It has been designed with an open wireless protocol based on MQTT, for developers and OEMs who need to integrate it to their own platform while using wireless connectivity.
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| Software | Description | Importance | Download |
|---|---|---|---|
| Instrument Manager Universal Installer | Instrument Management Software | Essential Install BEFORE connecting the instrument |  |
| Instrument Listener Fast Connect Installer | Must run on the server to receive and process incoming NSRT-W connections. Now includes the AutoCalc feature, which automatically calculates various metrics in batch and exports the data to a spreadsheet format | Essential for WiFi connectivity on the server-side | |
| Instrument RealTime Listener | Must run on the server to allow any number of instruments to connect and present real-time data on the server’s display. | Optional | |
| Noise Sentry RT Community Noise Metrics Installer | An application to calculate various noise metrics, such as CNEL, LDEN… and many others | Optional | |
| Instrument Disk Recorder | An application to stream to disk the acoustic signal | Optional | |
| NSRT AutoCalc | An application to calculate and automatically export standard metrics to Excel (LEQ, Lmin, Lmax, percentiles…etc.) | Optional | |
| NSRT Directivity | An application to show the frequency response and directivity pattern | Optional | |
| NSRT_mk4 | NSRT_mk4_Dev | NSRTW_mk4 (Wireless) | NSRTW_mk4 MQTT (Wireless) | |
|---|---|---|---|---|
| Precision Class | Type I | Type I | Type I | Type I |
| Connectivity | USB-only | USB-only | USB & WiFi | USB & WiFi |
| Email Alarm Functions | No | No | Yes | No |
| Cloud Solution Compatibility | No | No | Yes | No (designed to work with a standard MQTT broker) |
| Weighting Curves | A, C, Z | A, C, Z | A, C, Z | A, C, Z | Values measured | Lpeak, Lmin, Lmax, LEQ | L instantaneous, LEQ | Lpeak, Lmin, Lmax, LEQ | Lpeak, Lmin, Lmax, LEQ |
| Recording of Acoustic Signal | Included | Optional (USB-Audio option) | Included | Included |
| Attachment System | Wall or Tripod Mountable | Wall or Tripod Mountable | Wall or Tripod Mountable | Wall or Tripod Mountable |
| Weight | 3.3 oz 93 g |
50 g | 3.3 oz 93 g |
3.3 oz 93 g |
| Data | Non-Volatile | N/A | Non-Volatile | Non-Volatile |
| Settings | Non-Volatile | Non-Volatile | Non-Volatile | Non-Volatile |
| Software | Instrument-Manager NSRT-Community-Noise-Metrics |
Instrument-Manager | Instrument-Manager Instrument-Listener NSRT-Community-Noise-Metrics |
Instrument-Manager NSRT-Community-Noise-Metrics |
| Timer | Yes | No | Yes | Yes |
| FFT Resolution (For Real-Time Display Only, Not Recording) | 2048 points | 2048 points | 2048 points | 2048 points |
| Generic Audio Driver Support | Included | Optional | Included | Included |
| Generic Com Port Driver | No | Yes | No | No |
| Platform Support | Windows | Windows, MacOS, Linux (and any platform that includes a generic USB CDC-class driver) | Windows | Windows |
| Open Communication Protocol | No | Yes (VCP over USB) | No | Yes (MQTT over WiFi) |
| Rechargeable Battery Autonomy | 7-Days (Recording) | No Battery | 7-Days (Recording) | 7-Days (Recording) |
| Recording Memory | 128 Mb | No Memory | 128 Mb | 128 Mb |
