Low Power DAB Multiplex
In case you’ve not noticed, we recently saw the first trial low power DAB multiplex launch in Brighton. It’s part of a nine month technical trial covering three possible technical options. The first of...
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Getting the Right Sound
You’ve just gone out and bought a shiny new audio processor for your radio station. It may have every feature under the sun, but you’ll still need the same techniques and knowledge used on...
Protecting that Web Stream with QoS on Cisco ADSL Routers
If you’ve got a broadcast critical web stream to worry about, prioritising it ahead of all other web traffic is an important job. I’ve seen a number of approaches to it over the years. The...
Who’s using my bandwidth?
It’s one of those questions you often don’t think about until you start running into problems. You’re hitting the bandwidth limit of some link but not sure what to blame it on. The pretty...
OpenSIPs in the DMZ
You’ve got your brand new broadcast IP codec. A pair of them really, one inside the network and the other outside. How do you make them talk to each other? Admittedly, it could be...
IP for Serial Controlled Audio Switches
It’s not often you talk about systems from the DOS era, especially now that we’re in 2015. However, the DCS playout system used to be shipped with a serial controlled audio router. The router...
SIP Audio Codecs – Are They the Future?
In the past, if you wanted broadcast quality audio on an OB, you had to book and ISDN months in advance at a fairly non-negligible cost. Even more costly was broadcasts really remote locations...
Thunderstrike (Na Na Na Na)
It almost sounds like something out of a movie: the evil villain quietly drops into the conference room and replaces the DisplayPort to VGA adapter with an evil one. Ok, I’ll admit, it’s not the...
Logging Output with LiquidSoap
In ye olden days, logging of station output used to occasionally involve a stack of VCRs, long play tapes and presenters tasked with swapping out tapes. Nowadays, everything is done on a computer. It...
Overkill MIC Live Lamp
We’re all used to seeing those Canford boxes, Sonifed LED bars or even an incandescent lightbulb painted red. Turns out you can get a lot more complicated than that. It’s possible to combine a...