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Friday
Feb242017

TWiRT 338 - The Standard that Stuck - with Richard Burden

Cassette tapes. 8-Track. Digital Cassettes. FM-QUAD. AM Stereo. Reel-to-reel.  Audio standards come and go, but Multiplex FM Stereo lives on and is nearly 60 years old! Richard Burden extensively tested our FM Stereo system when it was just a proposal. Dick joins me to chat about that and more on TWiRT!

Show Links:
Stereo Multiplexing for Dummies
FM Stereo at Wikipedia
Travelers Information Service

Guest:
Richard Burden, Principal - Burden Associates

Host:
Kirk Harnack, The Telos Alliance, Delta Radio, & South Seas Broadcasting

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TWiRT is brought to you by Lawo and the crystalCLEAR virtual radio console - crystalCLEAR is the console with a multi-touch touchscreen interface. By BSW - Broadcast Supply Worldwide - broadcast gear from people you trust.  And by Direct Current broadcast e-newsletter. Get Direct Current in your inbox every Thursday with technical pointers putting you and your facility at an advantage.

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TWiRT 338 - The Standard that Stuck - with Richard Burden

Friday
Feb172017

TWiRT 337 - Predicting Headphone Sound Quality with Sean Olive

How many times have you bought headphones or earbuds, only to be disappointed with their audio quality? Or maybe you were pleasantly surprised! Sean Olive is the Acoustic Research Fellow at HARMAN International.  He’s doing headphone qualitative measurements that mean something, both for consumers and for manufacturers, toward better audio from our wearables.

Show Links:
Sean Olive’s Blog, with links to articles and research
KZ ATE KZ-ATE Dynamic Balanced Armature IEMS In Ear HIFI Monitors
AKG N60 Noise Canceling Headphone

Guest:
Sean Olive, Acoustic Research Fellow at HARMAN International

Hosts:
Chris Tobin, IP-Solutionist
Kirk Harnack, The Telos Alliance, Delta Radio, & South Seas Broadcasting

Follow TWiRT on Twitter and on Facebook

TWiRT is brought to you by Lawo and the crystalCLEAR virtual radio console - crystalCLEAR is the console with a multi-touch touchscreen interface. By BSW - Broadcast Supply Worldwide - broadcast gear from people you trust.  And by Direct Current broadcast e-newsletter. Get Direct Current in your inbox every Thursday with technical pointers putting you and your facility at an advantage.

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TWiRT 337 - Predicting Headphone Sound Quality with Sean Olive

Saturday
Feb112017

TWiRT 336 - Hands-On AES67 with Patrick Killianey

Perhaps you’ve heard of AES67 for IP-Audio. It allows cross-connection of different, competing AoIP standards like Ravenna, Dante, and Livewire+. But until you actually try connecting audio devices together, AES67 is just a standard on paper.  IP-Audio expert, Patrick Killianey from Yamaha Pro Audio is here to explain real-world AES67 from our recent technology demo.

Show Links:
Introduction to AES67 - Full Technology Demo [YouTube video]
Networking Fundamentals for AoIP - 6-part course [YouTube video]
Media Networking Alliance - Videos and Presentations

Guest:
Patrick Killianey, Network Systems Applications Engineer - Yamaha Pro Audio

Hosts:
Chris Tobin, IP-Solutionist
Kirk Harnack, The Telos Alliance, Delta Radio, & South Seas Broadcasting

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TWiRT is brought to you by Broadcast Supply Worldwide - broadcast gear from people you trust.  By the Axia Radius AoIP audio console. It’s a standalone console that also networks. Throw your budget a curve with Axia Radius. And by Lawo and the crystalCLEAR virtual radio console - crystalCLEAR is the console with a multi-touch touchscreen interface.

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TWiRT 336 - Hands-On AES67 with Patrick Killianey

Friday
Feb032017

TWiRT 335 - Amazing Dynamic Mics with Bob Heil

There are hundreds of microphones on the market - a huge selection. What does Bob Heil know about mics that others have missed?  Why do Heil mics sound great - on Ham Radio and in high-end studios? And what is Bob’s secret piece of test equipment for mic development? Bob Heil joins Chris Tobin and Kirk Harnack on this episode of TWiRT!

Show Links:
Heil Sound Pro Microphones
Heil Mic Primer
Ham Nation podcast
Theatre Organ from the Ozarks
Whirlwind SC48 multi-cable tester

Guest:
Bob Heil, Founder and CEO of Heil Sound, Ltd.

Hosts:
Chris Tobin, IP-Solutionist
Kirk Harnack, The Telos Alliance, Delta Radio, & South Seas Broadcasting

Follow TWiRT on Twitter and on Facebook

TWiRT is brought to you by Lawo and the crystalCLEAR virtual radio console - crystalCLEAR is the console with a multi-touch touchscreen interface. And by Direct Current broadcast e-newsletter. Get Direct Current in your inbox every Thursday with technical pointers putting you and your facility at an advantage.

 

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TWiRT 335 - Amazing Dynamic Mics with Bob Heil

Friday
Jan272017

TWiRT 334 - Video over IP with Erling Hedkvist

Radio engineers began making the switch to Audio over IP infrastructure around 2005.  Now with thousands of radio stations using this technology, TV stations are looking at Video over IP as their core infrastructure. Video requires a lot more bandwidth, and there are a few more technical challenges being solved right now. Erling Hedkvist from Lawo joins Chris Tobin and Kirk Harnack to talk about it.

Show Links:
Alliance for IP Media Solutions (AIMS)
The Broadcast Bridge
SMPTE 2022 (Video over IP Standard)
SMPTE 2110 (Upcoming Video over IP Standard)
Lawo V_Matrix software defined IP routing & processing platform (video)

Guest:
Erling Hedkvist, Senior VP - Americas - Lawo

Hosts:
Chris Tobin, IP-Solutionist
Kirk Harnack, The Telos Alliance, Delta Radio, & South Seas Broadcasting

Follow TWiRT on Twitter and on Facebook

TWiRT is brought to you by Direct Current broadcast e-newsletter. Get Direct Current in your inbox every Thursday with technical pointers putting you and your facility at an advantage.

And by Lawo and the crystalCLEAR virtual radio console - crystalCLEAR is the console with a multi-touch touchscreen interface.

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TWiRT 334 - Video over IP with Erling Hedkvist

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