Twenty Thousand Hertz podcast

Twenty Thousand Hertz

The stories behind the world’s most recognizable and interesting sounds.

The stories behind the world’s most recognizable and interesting sounds.

 

#235

Harry Potter and the Sound Designer’s Stone

Harry Potter has been brought to life on page and screen. But what would it take to make t... more

09 Mar 2026

32 MINS

32:06

09 Mar 2026


#234

When Everything Stopped, He Started Listening

[David Jeffers] (https://quadriphonicsound.com/) has always understood the world through s... more

23 Feb 2026

27 MINS

27:44

23 Feb 2026


#233

The State of the 20K Multiverse™

What happens when a podcast about sound gets into video? In this special behind-the-scenes... more

09 Feb 2026

37 MINS

37:04

09 Feb 2026


#232

Doctor Who & The BBC Radiophonic Workshop

What does a time machine sound like? Or a magic carpet? For the BBC Radiophonic Workshop, ... more

26 Jan 2026

38 MINS

38:15

26 Jan 2026


#231

Butterfly in the Synth: Reading Rainbow’s Magical Theme Song

The theme song to Reading Rainbow has been delighting kids (and nostalgic grown-ups) for o... more

12 Jan 2026

27 MINS

27:20

12 Jan 2026


#230

Auld Lang What? The surprising origins of the New Year’s song

Every New Year’s at midnight, we raise our voices to sing a song that few of us understand... more

31 Dec 2025

22 MINS

22:33

31 Dec 2025


#229

Guess That Sound 2025: Youtube Channel Champs

For our sixth annual Mystery Sound game show, we’ve invited three guests from our video se... more

17 Dec 2025

46 MINS

46:45

17 Dec 2025


#228

The Sound of Fallout: From Iconic Games to Prestige TV

Behind Fallout’s apocalyptic sci-fi and retro nostalgia is a masterclass in sound design. ... more

03 Dec 2025

41 MINS

41:52

03 Dec 2025


#227

Defying Gravity: The Audio Wizardry of Wicked's Live Vocals

In movie musicals, the vocals are almost never recorded live on-set. Instead, the actors p... more

19 Nov 2025

32 MINS

32:21

19 Nov 2025


#226

The Secret Soundtracks of Movies & TV

In the ‘60s and ‘70s, world-class musicians gathered in smoky studios to record tracks tha... more

05 Nov 2025

45 MINS

45:01

05 Nov 2025


#225

Inside Imagineering: How Sound Powers Disney Magic

Sound is a crucial part of what makes Disney parks feel magical… and it all starts inside ... more

22 Oct 2025

25 MINS

25:41

22 Oct 2025


#224

Live from New York, I’m Retired! SNL’s Sound Legend Signs Off

Behind Saturday Night Live, there’s a small army of audio professionals making the whole t... more

08 Oct 2025

35 MINS

35:39

08 Oct 2025


#223

The Nursery Rhyme That Ruined a Rock Band

When a quiz show host asked a simple question about nursery rhymes, it seemed like harmles... more

24 Sep 2025

32 MINS

32:47

24 Sep 2025


#222

Listener Stories 2025 (Gold): Transit Tunes & Childhood Chimes

We’re proud to present the winning entries from our Listener Stories competition: five lis... more

10 Sep 2025

28 MINS

28:11

10 Sep 2025


#221

Yahoo! The Yodel Heard Around the World

It’s one of the quirkiest, most iconic sonic logos ever: a four-note vocal flourish that d... more

27 Aug 2025

25 MINS

25:39

27 Aug 2025