This software calculates the frequencies based on avoiding intermodulation products. This can prevent the need for system modification after the system is installed and operating. The intermodulation analysis is performed through proprietary computer programs that generate the thousands of potential interactions that result from even a modestly congested cell site. January 2020 vantage has been upgraded and rebranded into part of the wavetower webbased spectrum monitoring and management system.
The intermodulation between frequency components will form additional components at frequencies that are not just at harmonic frequencies integer. Visual analyzer is a free audio spectrum analyzer software for windows. These simplifications cannot be readily utilized in broadband system intermodulation distortion analysis many intermodulation products lie within the system bandwidth. Rf intermodulation calculator,formula for rf intermodulation. Section 5 describes how the probabilities of rxim and txim interference are calculated.
Jun 17, 2015 orlando, fl, june 17, 2015 professional wireless systems pws, a masque sound company and experts in supplying and supporting wireless systems for live and broadcast events, announces the release of its updated intermodulation analysis software ias 5. To do so, it provides multiple options to adjust step size in db, specify value considered as 0 db, frequency range, distortion, etc. Ias is a complete frequency management tool designed to help coordinators. Additionally, the intermod analysis considers the antenna separation space loss, horizontal and vertical gain. Intermodulation interference calculations in the landmobile. Often abbreviated imd, it is an important metric of linearity for a wide range of rf and microwave components. When 2 or more antennas operating at different frequencies are installed on the same platform i. Ias is a complete frequency management tool designed to help. Touchstone pro rf scanning software pc or mac vantage rf scanning software for mac os.
Professional wireless systems upgrades its intermodulation. This software lets you analyze realtime phase spectrum of audio signals given through input audio devices. Intermodulation interference calculations in the land. The precise system requirements for the intermodulation analysis system application are included in the softwares manual. Unfortunately, simply installing antivirus software isnt enough to protect you and your devices. Intermodulation analysis when 2 or more antennas operating at different frequencies are installed on the same platform i. Interaction of intermodulation products between dut and. There are currently 1 filename extensions associated with the intermodulation analysis system application in our database. The generation and mitigation of these intermodulation products are described in the following sections in more detail. Some examples of intermodulation products generated at radio sites are given. Plots of h1, im2, and im3 vs f, and both peak and rms versions of vin, vout, pininput power, and poutoutput power are available. Open ias file intermodulation analysis system data. It does this by testing for odd andor even order products. Passive intermodulation pim is a form of intermodulation distortion that occurs in passive components such as antennas, cables, connectors, or duplexers with two or more highpower input signals.
The new intermodulation analysis software ias by professional wireless systems is the solution rf technicians have been waiting for. The ias file extension is associated with the intermodulation analysis system radio frequency spectrum analyzing software for microsoft windows the ias file stores various data used for internal purposes of the ias this ias file type entry was marked as obsolete and no longer supported file format this type of file is no longer actively used and is most likely obsolete. Wavetower for mac brings a host of new features and capabilities, including sending scan data to the wavetower web application, frequency coordination, single login for application authentication on the web or desktop, and more. Intermodulation analysis system uses ias file type for its internal purposes andor also by different way than common edit or open file actions eg. It can be installed on any pc using windows 2000 sp4 or higher, windows xp sp3 or higher, windows vista and windows 7. Often you can get by just setting your systems to any clear frequency which is separated from all your other wireless. We cannot provide support for this product, so in case of a problem, turn to the developer of intermodulation analysis. The intermodulation colocation software then screens the potential intermod interference threats against preset system intermod interference thresholds. The intermodulation products are sum and difference as well as other integer and non integer. Its computational engine rapidly generates frequency sets of intermodulation distortionfree radio frequencies, applying userdefined signal. Intermodulation analysis system data software updates are important to your digital safety and cyber security. These may include cellular, wimax, microwave, public safety, and am, fm, tv broadcast transmitters. A spectrum scan of a 9channel vhf wireless microphone system is presented below.
Intermodulation im or intermodulation distortion imd is the amplitude modulation of signals containing two or more different frequencies, caused by nonlinearities or time variance in a system. Intermodulation calculator intermod study software. Professional wireless systems pws, a masque sound company. Once a clean frequency is found in ias, a simple preshow equipment test will verify the softwares offline analysis. Clearwaves rf scanning and coordination software pc touchstone rf scanning software.
The interference analysis should include investigation of intermodulation and harmonics noise desensitization antenna coupling equipment characteristics not just an intermodulation study most interference studies performed by radio engineers only consider intermodulation and harmonics and ignore other. The carrier frequencies of the nine wireless microphones are shown in red. Midians intermodcalculator predicts the possible occurrence of intermodulation products that may cause receiver interference at the radio repeater site. Further evaluation of these results identifies predicted colocation intermodulation interference levels, noise floor degradation, and other data sufficient for the system designer to make. Professional wireless systems upgrades its intermodulation analysis software ias at infocomm 2015. Intermodulation analysis is a type of transient analysis in which two sinusoidal signals are applied to an input source and the resulting intermodulation products at the sum and difference frequencies are computed. You can find more information about it in the applications manual. Realtime rf spectrum analysis combined with our intermodulation distortion imd module delivers optimal channel assignments for even the most demanding rf environments. File created by intermodulation analysis system ias, a program used for setting up and coordinating rf radio frequency systems, typically those in live audio production. The analysis only considers inband modulation products. Click on the software link for more information about intermodulation analysis system. Intermodulation analysis system is capable of opening the file types listed below. Frequency coordination software jason martin audio.
Guidelines for the preparation of an intermodulation analysis and a microwave path analysis this document was created by the department of communications and information technology to provide the information necessary for the preparation of an intermodulation analysis and a microwave path analysis. Wirelesssiterfi r adio f requency i nterference is an authoritative, wireless communications site interference analysis tool. Intermodulation analysis system for mac all things apple. Intermodulation is a source of interference that arises from the combination of two or more signals at different frequencies in some kind of nonlinear system. How is an intermodulation interference analysis performed. Introducing the latest, lowcost development in rf intermodulation analysis and frequency coordination intermod assist is a new, groundbreaking software tool specifically designed for the wireless, professional audio industries. It is specifically designed to help identify, analyze, locate and resolve radio frequency interference that could affect the safe and efficient operation of wireless communications systems. Intermodulation distortion is one of the most interesting signal analyzer measurements. Those will generate other intermodulation products with frequencies such as 3. Understanding intermodulation distortion measurements. Intermodulation study software intermodulation calculator. Narrowband intermodulation analysis is simplified by ignoring distortion products not located within close proximity of the desired channel. The programs installer file is commonly found as intermodulation analysis.
Vantage mac osx rf spectrum analysis software for rf explorer. Pete erskines rf coordination for roadies best audio. Intermodulation analysis system ias intermodulation analysis system ias by professional wireless systems is a musthave for every rf engineer. Selection of software according to intermodulation analysis excel topic. Further computer and empirical evaluation of these results identifies predicted colocation intermodulation interference levels, noise floor degradation, and other data sufficient for the. Its computational engine rapidly generates frequency sets of intermodulation distortionfree radio frequencies. This software tool specifically designed for the wireless, professional audio and video industries.
Hello everyone, many of us wanted use the large venue frequency coordination software, intermodulation analysis system, on our macs some. With the ever growing amount of wireless gear used for live events. Guidelines for the preparation of an intermodulation. Intermodulation distortion analysis spectrum software. Intermod assist is an intermodulation analysis and frequency coordination application. Ias is a complete frequency management tool designed to help coordinators quickly choose the best. Golf tracker for excel is a custom application written for microsoft excel and is completely compatible with excel 2000, excel 2002 xp, excel 2003, excel 2007 and excel 2010. It is specifically designed to help identify, analyze, locate and resolve radio frequency interference that could affect the safe and efficient operation of wireless communications. The intermodulation colocation software then screens the potential intermod interference threats against.
Wavetower for mac brings a host of new features and capabilities, including sending scan data to the wavetower web application, frequency coordination, single login for application authentication on the web or desktop, and. The clear waves for macos software works with any model rf explorer regardless whether the device was purchased from us or elsewhere. Trusted windows pc download intermodulation analysis system. Ias intermodulation analysis system rf coordination. Mar 20, 2018 professional wireless systems upgrades its intermodulation analysis software ias at infocomm 2015 enhancements to frequency management tool improves onsite rf coordination author. Intermodulation products ab is dedicated to the research and development of measurement and analysis techniques for nonlinear physics and quantum technology. The intmod program performs harmonic and intermodulation analysis of 2 andor 3 signals of 3rd, 5th or 7th order mixing. A general algorithm to calculate third order intermodulation. This intermodulation calculator intermodulation study software is software based. Ias saves precious setup time by combining a database of wireless performance equipment and access to local television frequencies in use. Jun 17, 2015 professional wireless systems pws, a masque sound company and experts in supplying and supporting wireless systems for live and broadcast events, announces the release of its updated intermodulation analysis software ias 5. Often abbreviated imd, it is an important metric of linearity for. Results show that broadband intermodulation distortion analysis cannot utilize assumptions used in narrowband system analysis.
The interference due to intermodulation is defined by the following equations. This indicates a system with four much higher power carriers relative to the remaining carriers can produce thirdorder products that appear as secondorder products. The intermodulation between frequency components will form additional components at frequencies that are not just at harmonic frequencies integer multiples of either, like. Intermodulation analysis and frequency coordination software introducing the latest, lowcost development in rf intermodulation analysis and frequency coordination intermod assist is a new, groundbreaking software tool specifically designed for the wireless, professional audio industries. A software program by professional wireless, along with a database of most wireless equipment and their frequency bands. Following equation or formula is used for rf intermodulation imd calculator. Ias intermodulation analysis system rf coordination software pc intermod assist rf coordination software pc lectrosonics wireless designer. Ias is a complete frequency management tool designed to help coordinators quickly choose. Its computational engine rapidly generates frequency sets of intermodulation distortionfree radio frequencies, applying userdefined signal bandwidths and. The use of intermodulation tables for mixer simulations. Refer intermodulation distortion and imd products for more information. Enter your tours equipment list and recalculation for the next event is completed within minutes. A system level mixer model, available in agilent advanced design system 1. Orlando, fl, june 17, 2015 professional wireless systems pws, a masque sound company and experts in supplying and supporting wireless systems for live and broadcast events, announces the release of its updated intermodulation analysis software ias 5.
The intermodulation products are sum and difference as well as other integer and non integer multiple of these frequencies. Unfortunately, the intermodulation landscape grows exponentially as more transmitters are included in the system. Clear waves is built upon the success of our awardwinning white space finder rf spectrum analyzer which was the industrys first, pcbased, rf spectrum analyzer to offer automatic charting of open white space open rf frequencies and intermodulation analysis for use with wireless microphones, inear monitors, remote control, security, access. The actual developer of the software is professional wireless systems. For example, you could hear strong interference at 14. You can find the manual in electronic format on intermodulation analysis systems website as well. Professional wireless systems is a leader in the wireless audio industry.
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