Product qualification for local audio streaming has become more critical than ever Under ideal conditions, the streaming process has no effect on the music or voice listening experience, which is governed by the codec used, the quality of the transducers and their enclosures, and the expectation of the user. Under non-ideal conditions however, the streaming process can give rise to …
MultiDSLA v5.3.0 New Release
Today, we are proud to announce the first new release since Opale Systems took over Malden business. In addition to a number of bug fixes, and resolution of some stability issues, this release particularly incorporates 2 new features long awaited by many MultiDSLA users. → Register and get your update now! New Audio Streaming Integrity (ASI) Option. An innovative metric …
v5.3.0 MultiDSLA Upgrade How-To
We’ve just released the new MultiDSLA v5.3.0, and we hope you will enjoy all the great new features, and the improved stability of the system. But before anything else, and particularly before installing the new v5.3.0 software update, please ensure you do perform the required instructions steps described below. Because the new release takes into account the new support and …
Malden has a new home, Opale Systems
After 20 years delivering the best-performing speech quality measurement systems to network operators, infrastructure and handset manufacturers, Kevin Cross, CEO of Malden Electronics Ltd., decided it was time to hang up his famous DSLA and retire. Opale Systems, a J3TEL business unit, is now the new home of the respected Malden Speech Quality Assessment products MultiDSLA and MetricServer. We are specialists …
Wideband or Narrowband?
Phone services have seen an extension of the upper limit of audio frequency from the traditional 3.4kHz of PSTN to 7.5kHz for wideband. VoLTE and 4G services using AMR can be wideband. OTT or desktop applications can be 12kHz or up to super-wideband. Conferencing services may even be full-band. How do you know whether the signal you are receiving …
MetricServer v1.2.0 released with POLQA v2.4
MetricServer v1.2.0 released with POLQA v2.4 and SQL 2012
Nichecom appointed as Opale Systems Distributor in New Zealand
We are pleased to announce that Nichecom has agreed to distribute our speech quality measurement systems in New Zealand. With offices in Tawa, Wellington, Nichecom offers and supports a wide range of telecommunication test and measurement products which complement our systems. www.nichecom.co.nz
Extending the Field Test Programme Indoors
Field Tests can be performed, even if the GPS signal is intermittent, with Malden’s time sync management. Continue the drive test or walk test in tunnels, shopping malls and woodland.
Upgrading to Windows 10 Affects Softkeys
MultiDSLA and other Malden applications can be installed and will run under Windows 10 Pro using softkey or dongle key management. If you are running MultiDSLA or SVN only on the Windows 7 Pro or Windows 8/8.1 Professional PC then upgrade MultiDSLA to v5.1.3 or SVN v 2.7.4 from the Software Maintenance Portal before commencing the in-place operating system upgrade. The …
Measuring Speech Quality across Mixed Networks
Identify bandwidth differences in mixed networks with MultiDSLA and POLQA speech quality measurements