This Week in Radio Tech
TWiRT Ep. 247 – Norwegians, Turn Off Your Transmitters...02/20/15
Norway’s National Communications Authority has calculated, and measured the coverage of DAB+ networks across Norway, and found that they now surpass the existing FM coverage there. Given that the shut-down conditions are met, Norway is ready to shut...
TWiRT Ep. 246 – “Workbench” columnist, John Bisset 2-12-15
What’s your most important engineering tool? An oscilloscope? Volt-ohm meter? Infrared thermometer? Diagnostic software? John Bisset says your most important tool is one you probably already own! Chris Tobin and Kirk Harnack are talking with the...
TWiRT Ep. 245 – Net Neutrality, Maintenance, & Copper 2-5-15
Lots of questions about the FCC’s Net Neutrality rules under Title II, like “when is the Public Internet actually private?” Plus, Chris Tobin lays a foundation for the value of maintenance, and Kevin Kidd joins us to help stop copper thieves.
TWiRT Ep. 244 – Tech Support, this is Ted 1-29-15
On This Week in Radio Tech, Ted Alexander joins Chris Tobin and me, Kirk Harnack. Ted got started in radio way too early - like as a baby! He’s hosted popular shows on-air, plus engineered some pretty big iron. And you may have talked with Ted when...
TWiRT Ep. 243 – Andy Laird: Shipwrecked! 1-22-15
Andy Laird’s resume includes a BA in Physics and a career of reaching positions of higher responsibility in television and radio engineering. What’s not on his resume are things like sailing the Drake Passage, getting shipwrecked on a small island,...
TWiRT Ep. 242 – Will Net Neutrality Kill MPLS? 1-15-15
Net Neutrality proposes that all Internet packets are treated equally - no buying a so-called “fast lane” where delivery is virtually guaranteed. Broadcasters and other real-time data users depend on the MPLS protocol and pay extra for packet...
TWiRT Ep. 241 – NRSC, Let’s Do This Less Often 1-8-15
Every year AM stations in the US must measure their transmission for spectral purity. Many AM stations say they can’t afford this. Mark Persons presents a few ideas on NRSC measurements. Plus he and Chris Tobin discuss sleuthing some really difficult...
TWiRT Ep. 240 – War Stories of 2014 – with Shane Toven 12-23-14
2014 witnessed some major stories, changes, and advancements in broadcast technology. Who better to talk about their implications than Radio magazine editor, Shane Toven? Shane joins Chris Tobin and Kirk Harnack talking about FCC enforcement, Rule...
TWiRT Ep. 239 – Excellent Engineer, Wayne Pecena 12-18-14
Radio World named Wayne Pecena as the recipient of its 2014 Excellence in Engineering Award. Would you like to know why? Many engineers think of Wayne as their virtual mentor, and an authoritative source for learning new broadcast engineering skills,...
TWiRT Ep. 238 – Audio for TV with Gibson Prichard 12-11-14
How has the move to digital audio changed audio routing and workflow at TV stations? Gibson Prichard should know. He’s the Chief Engineer for Journal Broadcasting’s WTVF-TV - News Channel 5 - the CBS affiliate in Nashville, Tennessee. Self-educated in...
TWiRT Ep. 237 – Radio Engineering at the Museum 12-4-14
New radio studios are always a cause for excitement. The Museum of Broadcast Communications in Chicago is home to the Paul Angel Harvey Studio, and the newly-rebuilt Art Laboe Control Room. We’re talking with Bruce DuMont, President and Founder of the...
TWiRT Ep. 236 – Antenna & Tower work with John Hettish 11-20-14
Continuing our discussion about working on broadcast antennas way up high, John Hettish, joins us, describing some of his amazing tower work videos. We’ll get the right story on his 10-bay ERI antenna rebuild, plus check out removal of some 900 pound...
TWiRT Ep. 235 – Troubles up High 11-13-14
Fixing broadcast gear is difficult enough at ground level. What’s it like to troubleshoot, diagnose, and repair broadcast systems 300, 600, or 1200 feet above ground? Chris Tobin advises about what can go wrong and some common remedies, and we analyze...
TWiRT Ep. 234 – Tracy Teagarden 11-6-14
We’ve called Tracy Teagarden, “the most interesting engineer in Las Vegas.” He’s no stranger to dong things right, even in terrible weather, and hard-to-access transmitter sites. Tracy joins Chris Tobin and me to talk about two AM directional stations...
TWiRT Ep. 233 – EAS Strict Time & Ransomware 10-30-14
A Nashville DJ, complaining about an inconvenient EAS Test, unwittingly activates more EAS alerts across radio stations and cable systems. Video streaming technology has a few radio stations becoming video providers. And “ransomware” has taken several...
TWiRT Ep. 232 – Open Source Automation with Fred Gleason 10-23-14
Is free, open-source software a viable option for running your radio station? Fred Gleason, co-founder of Paravel Systems says it’s worth consideration. His Rivendell radio automation software is open-source, widely deployed, fully professional - and...
TWiRT Ep. 231 – Digital Transmission Primer with Ward Silver 10-16-14
I’ve often said, “This here digital’s the coming thing.” We all know it’s here now, and here to stay. Perhaps we’d be well-served to understand some techniques for transmitting digital information over radio frequencies (RF). Ward Silver, N0AX, is...
TWiRT Ep. 230 – War Stories with Eric Adler 10-9-14
Chris Tobin and Kirk Harnack have been broadcast engineers for, well, a few decades. This week we were both encouraged by our conversations with Eric Adler, who is quickly learning the profession in his role as a Broadcast Engineer at WSKG Public...
TWiRT Ep. 229 – C.Crane Radios with Bob Crane 10-2-14
Anyone listening to late night talk radio has probably heard of the C. Crane Company and their high-quality consumer radios. As engineers we tend to worry about the studio and transmission end of radio broadcasting. Bob Crane, founder of C. Crane,...
TWiRT Ep. 228 – Digital AM with Ted Schober 9-25-14
Is there any hope for the AM radio band? A few major-market AM stations still enjoy success, but AM radio is suffering most everywhere else. Professional Engineer, Ted Schober, says there are solutions to help AM stations, including smaller antennas...
More informationThis Week in Radio Tech “TWiRT” Broadcast Engineers – especially Radio engineers – work behind the scenes to bring you most everything we listen to, including web-delivered audio. Broadcast engineer and radio station owner Kirk Harnack brings you “This Week in Radio Tech”. Along with co-hosts Tom Ray, Chris Tobin, and Chris Tarr, TWiRT episodes feature sage
audio advice, “There I was…” stories, and instruction from some of the
sharpest minds in audio media technology today. TWiRT is smart,
informative, and lots of fun for audio, RF, and packet-loving geeks.