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Speaker/Transducer Testing
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The PureSound Speaker Test System is a comprehensive test solution with a unique and reliable defects analysis. The objective Rub & Buzz analysis correlates 100% to the subjective perception of the human ear. The typical cycle time for a complete speaker test is less than two seconds.
Schematic Setup:
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Measurement Microphone M2010 / M2015
The M2010 and M2015 are compact and accurate measurement microphones for acoustics, R&D and production. They are particularly suited for applications with restricted space available.
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M2010 NTi Audio #: 600 040 010
M2015 NTi Audio #: 600 040 015
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Impedance Box RT-IB
The impedance box is especially tailored for the impedance response- & resonance frequency testing of speakers.
NTi Audio #: 600 010 391
 RT-IB UserManual V2.2.pdf (169 KB)
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Input Switcher IS-1002
IS1002 is an advanced, multi-functional audio input switcher with 10 input channels and 2 output channels, featuring individual power supplies for microphones on each input channel.
Up to 8 input switchers can be cascaded for multi-channel applications totaling in 80 input channels.
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NTi Audio #: 600 010 425
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Output Switcher OS-0210
OS-0210 is an advanced, multi-functional audio output switcher with 2 input channels and 10 output channels.
Up to 8 output switchers can be cascaded for multi-channel applications totaling in 80 output channels.
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NTi Audio #: 600 010 430
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Sound Calibrator
Class 1 sound calibrator providing 114 dBSPL @ 1kHz for M2010 Measurement Microphone.
NTi Audio #: 640 300 101
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RT-Speaker DC Resistance Measurement Kit
This accessory carries out an automated DC-resistance measurement using an external HP multimeter. The test result is automatically feed back to the RT-Speaker software for T/S parameter calculation.
Additional required hardware:
- HP 34405A Multimeter
- DIO-card
NTi Audio #: 600 010 415
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Further Accessories:
- PureSound Audio Amplifier
- RT-IB Impedance Box 100V
- Environment Sensor
- Artificial Ear & Mouth
- Vibration Alert Sensor
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PureSound, Perceptual Audio Testing
PureSound is a revolutionary new approach for perceptual audio testing. It effectively measures all audible manufacturing imperfections with an unmatched correlation to the acuity of "Golden Ears".
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RT-Speaker, Speaker Testing
Turnkey solution for high-performance, high-volume quality control of electro-acoustic transducers, drivers, speakers, cabinets, etc. in R&D, QC and production.
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RT-TTS, Speaker Impedance Testing
The Transducer Test Software RT-TTS is optimized for fast transducer impedance testing in an automated production line.
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RT-ATS, Mobile Phone Test System
The production test software RT-ATS in combination with the RT-2M audio analyzer measures audio and vibration parameters of mobile phones in the production. The simultaneous measurement of speaker & microphone parameters takes less than 1 second, so optimizing production line output.
The system is optimized for fast quality control of pre-assembled mobile phone modules and supports the following functions:
- Sound pressure level (SPL) measurement in two individual frequency bands
- Microphone Sensitivity measurement
- Vibration motor (RPM) measurement
- Verification of the measurement results against user-defined tolerances for PASSED/FAILED decision
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RT-Compliance, Speaker Testing to IEC 60268-5
RT-Compliance is a sophisticated PC-software for comprehensive speaker testing according to the IEC 60268-5 standard using the Rapid Test RT-2M audio analyzer.
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