The Mastering Show

The Mastering Show Podcast

with Ian Shepherd and Jon Tidey

The Mastering Show #81 - Dolby Atmos Mastering

March 1st, 2022 BY Jon Tidey - No Comments 

Apple’s announcement of Dolby Atmos support has caused an explosion of interest in the format - after all, it means almost any iOS user can stream immersive audio, even if they only have a pair of earbuds to listen on. But how does that even work? And for that matter, what is Dolby Atmos, and why should we care? And what about mastering for Atmos? Is it possible, or even necessary? 

In this episode we talk to Mike Hillier from Metropolis, and producer and mixer Emre Ramazanoglu about all things Atmos, including:

  • Why Atmos is different
  • Why mastering in Atmos is different
  • How it works in practise
  • Why the binaural render is so important - and what is binaural ?
  • Why binaural Atmos sounds different on Apple devices
  • How does head-tracking affect all this ?
  • Getting started working in Atmos

Links

Mike Hillier 

Emre Ramazanoglu

Dolby Atmos: Binaural rendering - Surround-sound on headphones ?

Dolby Atmos Dynamics - stereo versus binaural comparison video

Dolby Atmos workflow tutorials

Dolby Atmos Post Production Learning (Includes setup guides for a variety of DAWs)

7.1.4 Speaker setup guide

The Mastering Show #80 - You asked, we answer (or try to!)

December 18th, 2021 BY Jon Tidey - 2 Comments 

Time for another Q&A show! Thanks for all your comments, reviews and questions, please keep them coming. 
In this episode we tackle:

  • Are tools like SplitEQ fundamentally changing mastering?
  • Level automation - before or after the limiter?
  • Should you make separate masters for broadcast?
  • Can (and should) we correct absolute phase in mastering?
  • Do you need a dedicated headphone amp?
  • What have we changed our minds about in mastering, over the years?

Links

New tools we like: SplitEQ, Entropy EQ, iZotope RX, Leapwing StageOne, Nova EQ

TMS #60 - The loudness technique you need to start using TODAY (Loudness automation)

Julian Krause’s YouTube Channel (Converter comparisons)

Building a Home Mastering Studio - The end result

The Home Mastering Masterclass course

This post contains affiliate links to help support the podcast.

The Mastering Show #79 - Dan Worrall on non-linear processing

November 19th, 2021 BY Jon Tidey - 2 Comments 

What is non-linear processing, and why does it matter?

In this episode we dive deep into the topic with our guest Dan Worrall, and talk about: what non-linear processing is, why it can sound great and when it can sound terrible, and how to know the difference. Along the way, we also discuss

  • Is reverb non-linear ? And why it’s confusing
  • How linear processing makes top-down mixing a good idea
  • The difference between saturation and distortion
  • …and how to use them creatively
  • The difference between a perfect 5th and a power chord
  • …and how to play chords on a trombone

Links

Dan’s video: WTF is a non-linearity?
And I Won The Loudness War
TMS #14 Distortion (The good, the bad and the ugly)
TMS #9 Analogue Versus Digital (More about intermodulation distortion & high sample rates)

The Mastering Show #78 - These Guidelines are NOT for you

October 11th, 2021 BY Jon Tidey - No Comments 

The Audio Engineering Society has just released new recommendations for the loudness levels streaming services should distribute their audio at - but they’re not for you and me. 
Having said that, understanding how they work is a powerful tool for predicting what will happen to your music when it's streamed. In this episode we talk about:

  • Who the TD1008 guidelines are for
  • Why they’re needed
  • How they can make normalization more effective (and more musical)
  • Why the numbers are slightly different for speech and music
  • What the numbers are, and why
  • Why you should care

Links

AES TD1008 - Recommendations for Loudness of Internet Audio Streaming and On-Demand Distribution
Streaming Loudness – the AES TD1008 Recommendations, and why you should care
TMS #27 - Mastering audio for games
TMS #41 - The problem with loudness normalization – and TIDAL’s solution
TMS #77 – Spotify disable their limiter (and other loudness news)
Loudness Penalty

The Mastering Show #77 - Spotify disable their limiter (and other loudness news)

July 17th, 2021 BY Jon Tidey - 1 Comment 

We round up a few different “loudness news” topics this episode, including:

  • Why Spotify have removed their limiter
  • But when they haven’t
  • And what it means for the way your music will sound
  • Plus, how the new loudness normalization options in Reaper might be useful for you
  • But why you need to be careful with them
  • What we think of Apple Music’s new lossless streaming feature
  • And more !

Links

What's new in REAPER 6.30

Spotify disables their limiter - the devilish details

TMS #52 DON’T aim for LUFS targets online

TMS #67 Minus 14 LUFS – or NOT ?

TMS #44 Loudness Units 101

TMS #74 Spotify begins the move to LUFS normalization. So what ?

MeterPlugs Perception AB

The Mastering Show #76 - Is stereo bass a problem on vinyl ?

March 16th, 2021 BY Jon Tidey - No Comments 

People are interested in mastering for vinyl again - and stereo bass is a big problem, right? You should always mono it to avoid problems? Well actually, no. There are some challenges raised by a very wide stereo image on vinyl, especially in the bass, but as always it’s not as simple as it seems.

In this episode we talk to our guest Ian Stewart in-depth about this issue, and dig into some of the juicy detail on the topic, including:

  • Why stereo bass is a problem on vinyl
  • Why stereo bass isn't a problem on vinyl
  • Why you might want to avoid it anyway
  • And why you might not
  • What all this has to do with mid-side, and secret hidden messages from the anti-phase
  • The best plugins for dealing with low end width in mastering
  • …and why they’re not perfect

Links

TMS #25 - Mid-side, stereo and more

Center that sub ! (A guide to mono-ing your low end) - by Ian Stewart

What Artists Get Wrong With Their Vinyl Releases - by Scott Hull

Nugen Monofilter

Noisebud Leaky2

Hidden messages in anti-phase (track 10 end)

The Mastering Show #75 - Stem Mastering - or is it ?

February 16th, 2021 BY Jon Tidey - 5 Comments 

It’s either the most powerful mastering technique known to man, or it isn’t really mastering at all, depending who you ask. Some people love it, others hate it, and some are mortally offended just by it’s name.
Why does stem mastering provoke such passionate debate ? In this episode we dig into the topic to figure out the answers to these and other questions...

  • What is stem mastering ?
  • In fact, what really is a stem, anyway ?
  • Why do some mixers find the idea offensive ?
  • What are the benefits and pitfalls of stem mastering ?
  • Why will stems often not sound exactly like the mix ?
  • Does stem mastering really help your client ?

Links

TMS #28 - Restoration and re-mastering

Stem Mastering: How and When to Use Stems in Audio Mastering - by Ian Stewart

TMS #57 - With great power… (the ‘ethics’ of mastering) 

The Mastering Show #74 - Spotify begins the move to LUFS normalization. So what ?

January 6th, 2021 BY Jon Tidey - 1 Comment 


It’s happening. Spotify are switching to using LUFS for their loudness normalization. If you’re thinking ‘I thought they already used it', that’s understandable - but they didn’t.

They will in future though, and in this episode we talk about why the change matters, especially in the short-term. But also about when it doesn’t matter, and why it will hopefully matter even less as time goes on.

Topics include:

Why we don’t use Spotify
What we use instead, and why - and some of the differences
How normalization on Spotify used to work
How it’s going to work
What happens in the meantime
Why we mostly ignore the numbers, despite all this !

Links

TMS #73 – Are you having a LUF ? – more about LUFS
Qobuz – Lossless, high spec audio streaming service
Wikipedia page about MQA (Master Quality Authenticated) encoding - used by TIDAL
Spotify Begins the Move to LUFS Normalization - Ian’s blog post
TMS #67 – Minus 14 LUFS – or NOT ?

The Mastering Show #73 - Are you having a LUF ?

November 6th, 2020 BY Jon Tidey - 1 Comment 

Let’s face it, LUFS don’t work.
No-one understands them, when you set a load of different songs to -14 LUFS they all sound a different loudness, and they weren’t even developed using music. RMS is just better, right ?
These are just some of the objections we’ve been hearing about LUFS recently, and in this episode we investigate them. Is there any truth to these claims and statements ? (Hint - Yes !)
Along the way we also cover:
  • Why loudness is like the weather
  • How EQ affects loudness, and how we hear it
  • Loudness on the radio
  • The ideal podcast loudness
  • What’s up with Spotify’s loudness recommendation

TMS #44 - Loudness Units 101

r128x-GUI – Free loudness measurement app for OS-X

TMS #52 – DON’T aim for LUFS targets online

TMS #67 – Minus 14 LUFS – or NOT ?

Don’t push your music over the Loudness Cliff !

FM broadcast processing - hear it for yourself

The Mastering Show #72 - Off-topic but SO good !

June 16th, 2020 BY Jon Tidey - 3 Comments 

This is so good it just needed it’s own episode.

It’s a groundbreaking, unique new way to make music online - and everyone should try it out ! It’s not just bleeps and beats, either - there are plenty of people using it to make fantastic acoustic and sample-based live-looping music as well.

I’m talking about Endlesss, the new live-looping-jam-with-friends-online iOS app developed by musician Tim Exile that I mentioned at the end of the last episode - and now it’s going to be available on Mac & PC !

I loved chatting to Tim for this episode, and there’s a ton of interesting ideas here even if you’re not that interested in the idea of Endlesss. We talk about:

  • The problem of perfectionism in music production, and why it’s a mastering engineer’s super-power
  • The best way to develop a new musical instrument
  • How to fit 40kg of music tech in an iPhone - and why it’s worth it
  • How not-live can feel live and how THAT can overcome anxiety and imposter syndrome
  • And how Endlesss got Ian back into creating music after a 20-year break as a result

Links

The Endlesss site
The Endlesss Studio Kickstarter
Tim Exile performing live with the Flow Machine
Ian singing his praises (along with many others) at Music Tech Fest in 2014
More info on the Flow Machine and Tim’s other projects

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