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HDVoice Making Progress In The UK

It appears that HDVoice is making considerable strides in the UK. Orange recently launched HDVoice calling for their mobile users, offering a selection of three HD-capable (AMR-WB) handsets from Nokia. The HDVoice section of their web site highlights the difference…

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HDVoice In Support of Radio: Tieline At TAB 2010

Some would say that HDVoice is my major passion. I’m not sure that this is true, but I will admit that I grow increasingly dissatisfied with the quality of PSTN audio I encounter in the course of life.

I am especially aggravated by radio & TV stations that use the PSTN to pass production audio. It’s as if they simply don’t care about the technical quality of their broadcast. Why not just give every reporter an old Sony Walkman style cassette recorder? That would actually sound better than a phone call in many cases.

I accept that for call-in style radio shows the PSTN is still the primary means of connecting to the audience, and many people will use cell phones as a matter of convenience. Given these facts audio quality is going to be variable…never great…and often very bad indeed. However, for cases where there is a reporter the field, or passing audio between remote studios, there are much better options.

Last month a reader question prompted a short investigation of how you might leverage wideband (HDVoice) telephony in support of a podcast or online radio show.

This past week I was tasked with working a booth at the Texas Association of Broadcasters annual convention and exhibition in Austin. While at the show I stumbled upon Tieline Technology, a company that makes IP-based wideband audio connective gear for radio & TV stations.

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HDVoice In Service Of Online Radio: Part 1

This morning I received a very interesting question from a reader:

I am looking for an IP phone that supports G.722 and has audio inputs / outputs so I can connect it to my mixer. We are trying to connect two studios together for an online radio station. I have yet to find anything other than high end Polycom gear that has something like RCA in/out jacks. Have you by any chance come across anything?

Soljon Zool
Citizen Media Group

While not usually of concern to a small office or home office such issues are routine in broadcasting, which remains how I earn my living. Further, if you’ve read much around here you’ve probably realized that lousy audio quality on radio call-in shows is one of my pet peeves. Even online radio operators should be concerned about audio quality.

Finally, this is a novel application for HDVoice. It’s not something that I’ve done previously, so it caught my interest.

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