The instrument stores the test results in the internal memory, thus later the screenshots. These acoustic and audio functions make the acoustilyzer al1 the ideal tool for. The acoustilyzer al1 has a comprehensive set of acoustical measurement functions. Additionally online data logging from the al1 directly to the pc is.
In every tp the volume for a sound of white noise was set to 65 db using an audiometer al1 acoustilyzer. It is a handheld sound level meter and acoustic analyzer for measuring and monitoring sound pressure level, room acoustics and, o. The acoustilyzer s strength is in its high powertosize ratio. The thing took all morning to warm up and stabilizeit had tubes and weighed 60lbs. With headquarters in schaan, liechtenstein, they specialize in endofline audio testing for manufacturing quality control purposes, providing instruments for testing public address systems in safety. The included al1 test cd has various useful audio test signals, such as delaytime test chirp and gated pink noise for rt60 measurements. Now, more than 30 years later, ive been playing with a handful of spectrum analyzers. The practical blend of electrical and acoustical functions, combined with computer connectivity through the standard usb interface positions al1 to be an indispensable tool for every soundsystem contractor, installer and multimedia specialist. Includes sound pressure level, room acoustics, speech intelligibility, reverberation time, delay time testing and monitoring as well as zoom fft and a realtime spectrum analyzer. Minilink is already included with the al1 acoustilyzer.
The acoustilyzer al1 is available as a palmsized portable acoustical analyzer or as firmware for minilyzer owners with optional available stipa measurement functionality. The included al1 test cd has various useful audio test signals, such as. Before moving forward below are the requirements before you will start analyzing your room acoustics. Nti al1 acoustilyzer audio analyser with calibration certificate. Nti audio al1 acoustilyzer 2 ratings acoustic analyzer with usb interfacethe combination of acoustic and electrical measurements makes the acoustilyzer an ideal measuring tool for audio technicians, system installers, multimedia specialists and acousticians. Longitudinal auditory learning facilitates auditory cognition. Nti minilink usb interfacesoftware for ml1al1dl1 audio. This enables the transfer of stored measurements from the acoustilyzer to a pc. Nti al1 acoustilyzer stipa option firmware canford. Acoustic testing also known as sound insulation testing is designed to measure the reduction of sound between adjacent buildings. Bundle includes minirator mrpro, acoustilyzer al1 with minilink, minispl, system accessories and system case. Not only is it a standalone unit, but current minilyzer owners can crossgrade their firmware so that minilyzer or acoustilyzer software can run on their existing minilyzer hardware. Approved document e of building regulations requires that buildings and developments in the uk have a specified minimum level of sound insulation between dwellings. Acoustic testing and part e building regulations compliance.
Dec 15, 2006 with an optional software package and a calibrated measurement microphone, the ml1 can also make acoustic measurements spl, rt60, and speech intelligibility. The minirator mrpro provides a full set of analog audio signals including sine wave, pink noise, white noise, delay test signal, polarity test signal, stepped sweep and cont. Further application information about the acoustical and electrical measurements can be found on the web site. Nti acoustilyzer analyzer audio discontinued products out of. Flexus fx100 audio analyzer, xl2 audio and acoustic analyzer, sound level meter, vibration meter, minirator, talkbox, dodecahedron speaker ds3, measurement microphone, digirator dr2, minilyzer ml1, digilyzer dl1.
Analyzing handheld analyzers creative planet network. It may not be as powerful as some software packages, but it is less cumbersome than a laptop and assorted accessories mic, preamp, converter. Nti audio al1 acoustilyzer handheld sound level meter. It provides you with all comprehensive set of functions essential for the analysis of professional audio systems.
Al1 acoustilyzer nti, sound level meter, compact acoustical. Installation start the minilink pc software free registration of your test instrument readout of stored test results visualizing the test results test. Minilink the optional usb interface and pc software for the minilyzer ml1 and digilyzer dl1 puts the minstruments into a new league of affordable measurement tools. Sia software s smaart io measurement software pro sound news 2005 vol. To amplify the signal, a custom built 70 v60w dmos audio amplifier was used. Alternately, an acoustical measurement version can be purchased as the al1 acoustilyzer.
Acoustilyzer operation with minilink pc software during the operation of the al1 with the minilink pc software, the al1 is powered from the pc and the auto power off and auto light off. And in many ways, the associated data explorer software is much more versatile and easier to use than other leading industry equivalents. Theoptimized combination of electrical and acoustical features creates the perfect all in one tool for soundsystems contractors, installers and multimedia specialists. It is a handheld sound level meter and acoustic analyzer for measuring and monitoring sound pressure level, room acoustics and, optionally, speech intelligibility stipa. Minilink allows documentation and data acquisition of all measurement functions for the minilyzer ml1, the digilyzer dl1 and the acoustilyzer al1. Minilink allows documentation and data acquisition of all ml1 al1 dl1 functions. Speech intelligibility option for acoustilyzer al1. Introduction congratulations and thank you for buying ntis acoustilyzer al1, a product specially suited for professional acoustical test applications. The al1 is supplied with a copy of the minilink pc software. Minilink is a usb pc interface and windows software option for the ml1 and dl1 audio analyzers. The acoustic set pro contains the instruments and accessories for acoustical testing as a complete kit packed in the protective minstruments case.
Nti audio ag is a leading manufacturer of test and measurement solutions for acoustics, audio and vibration applications. Neither speaker nor amplifier had a significant electromagnetic influence on the eeg recordings. Nti stipa speech intelligibility option for al1 performance audio. Schaan, liechtenstein december 23, 2005in this post911 world, more and more audio systems and installations are being asked to perform double duty, serving also as life and safety audio systems in the event of an emergency. Using the included test signal cd or other signal source, the al1. Nti acoustilyzer, al1, compact acoustical analyzer real time analyzer, reverb time rt60, sound level meter, calculates delay time, fast realtime fft.
Speech intelligibility testing moves into reinforcement systems. Audio test and measuring equipment a survey of what you. Aris systems all use a common software platform running on a microsoft windows embedded operating system. The xl2 is currently the worlds most versatile handheld acoustic and audio analyser. Mar 01, 2005 ntis acoustilyzer is a remarkably powerful acoustic measurement tool in the companys handheld lyzer package. Also featured are measurements of frequency response, impedance curves, resonance frequency, rub and buzz, spl levels, speaker polarity and thielesmall parameter. Nov 28, 2011 one of the essentials in building a home recording studio is to test the room acoustics and analyze it for possible issues. Nti al1 acoustilyzer audio analyser with calibration. The nti minilyzer ml1 is a stateoftheart audio analyzer that fits into the palm of your hand. Nti instruments al1 acoustilyzer compact acoustic analyzer a compact handheld instrument that has a wide range of acoustical measurement functions. Minilink displays results, transfers data to pc, and remotely operates the ml1. Software versions from resonic are semicustomized for each new application or to satisfy unique measurement needs of individual clients. Supplied with software which connects the instrument to a pc to transfer data or log. Neural correlates of speech quality dimensions analyzed using.
Acoustilyzer al1 1x acoustilyzer al1 1x minilink cd pc software 1x minilink usb cable 1x acoustilyzer test cd 1x acoustilyzer user manual ml1 al1 crossgrade. The acoustilyzer offers advanced acoustics functions including an optional speech intelligibility stipa measurement module and further basic electrical features. In this clip we get an introduction to the process and jargon of speech intelligibility analysis as we watch the nti rep feed test signal through a small speaker, read it with the al1 unit and. The acoustilyzer al1 is the predecessor of the xl2 audio and acoustic analyzer. Testing room acoustics and analysis tutorial for home.
My first use of a spectrum analyzer was in the early 1970s. Prior to data collection, the sound pressure level spl of the headphones was measured using a spl meter nti audio al1 acoustilyzer and set to a constant comfortable listening level of approximately 65 db spl by adjusting the output volume control of the audio interface. This manual describes the acoustilyzer al1 functions and measurements in detail. The electroacoustic test software options for apx analyzers form a comprehensive solution, allowing designers and production engineers to test electroacoustic products endtoend. Minilink displays results, transfers data to pc, and remotely operates the ml1 minilyzer, al1 acoustilyzer and dl1 digilyzer. For production test of drivers as well as finished products, manufacturers trust ap for the high reliability of our hardware and the easeofuse of our software. Besides the single value sti or cis test result, a detailed view of modulation indices and individual band. Heli mooteseadmed kolarid voimendid muusikariistad. Dec 23, 2005 speech intelligibility testing moves into reinforcement systems. Nti al1 acoustilyzer handheld analog audio analyzer. The acoustilyzer al1 is available as stand alone test instrument or as crossgrade package for existing minilyzer ml1 users.
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