Tag Archives: HD radio

Birdsong Radio

by Kevin Alfred Strom

YEARS AGO I joked that the next niche radio format to be attempted would be continuous bird calls. I never imagined that it could actually happen, but it has, and the results are quite pleasant.

Apparently one of the Digital Audio Broadcast channels in Great Britain (yes, they have real over-the-air digital radio in the UK, not the dysfunctional “HD Radio” that the media moguls forced on this country) started broadcasting ambient bird calls and other natural forest sounds about a year ago, and it developed quite a following. (I have no idea if the station’s creator, Quentin Howard, ever heard of my decades-old suggestion or not.)

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HD Radio: Doomed from the Start

Here we see the HD Radio sidebands on either side of an analogue FM signal, as shown on a spectrum analyzer.
Here we see HD Radio sidebands on either side of an analogue FM broadcast signal, as shown on a spectrum analyzer.

by Kevin Alfred Strom

WITH 2010 APPROACHING, CNET just released its “The Decade’s 30 Biggest Tech Flops” anti-awards, and “HD Radio” was among the “winners.”

HD Radio was not only doomed from the start, it was such a serious blunder that it may well lead to the death of thousands of radio stations and the permanent stunting of the industry itself.

There is nothing wrong with the concept of digital radio.

Using modern firmware-upgradeable codecs, orthogonal FDM transmission, and a network of community transmitters in a dedicated digital band, great things could have been done:

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