Product Qualification for Bluetooth Audio Streaming

spersyn Company News

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 used by Voice Quality Lab Engineer

MultiDSLA v5.3.0 New Release

spersyn Company News, New Releases

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 …

Malden Key Manager - request

v5.3.0 MultiDSLA Upgrade How-To

spersyn How-to, New Releases

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

spersyn Company News

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 …

Speech Transmission Bandwidths

Wideband or Narrowband?

spersyn Company News, In More Depth

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 …

Nichecom appointed as Opale Systems Distributor in New Zealand

spersyn Company News

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

windows10-home

Upgrading to Windows 10 Affects Softkeys

spersyn In More Depth

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 …