# My Shadow Pinball Machine Builds Its Own Soundtrack While You Play

**Source:** Dirtypool Pinball  
**Type:** video  
**Published:** 2026-04-13  
**Duration:** 3m 21s  
**Beat:** Pinball

**URL:** https://www.youtube.com/watch?v=cO8vzsNlJ6Q

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## Analysis

Jeff from Dirty Pool Pinball demonstrates a creative sound design experiment using piezo contact microphones attached to a Shadow pinball machine's playfield. The microphones capture vibrations from ball movement and trigger sounds in real-time, creating a dynamic, evolving soundtrack generated live during gameplay. The project was inspired by a French installation artwork involving birds triggering sound events.

### Key Claims

- [HIGH] Piezo contact microphones are attached underneath the playfield of a Shadow pinball machine to capture vibrations — _Jeff from Dirty Pool Pinball demonstrates the hardware setup and functionality on his Shadow machine_
- [HIGH] All sounds are generated in real-time during gameplay, not added in post-production — _Jeff explicitly states: 'everything you're hearing right now when this happens and I pull this trigger uh is in real time. It's not being done in post. It's being generated live uh as we play.'_
- [HIGH] The sound system uses multiple layers that can be modulated in different ways based on pinball events — _Jeff describes setting up 'multiple layers of sound layers that are triggered by these events' with modulation capabilities_
- [MEDIUM] The concept was inspired by a French installation artwork by an artist named Amadeay involving birds triggering sound events — _Jeff references watching a video of this concept and deciding to apply it to pinball machines_
- [MEDIUM] The sound setup could potentially be reconfigured to trigger drum instruments, creating a drum machine out of the pinball machine — _Jeff speculates: 'I could have it triggered drum instruments to try to make a drum machine out of this, which is something I think might be kind of neat.'_

### Notable Quotes

> "Everything you're hearing right now when this happens and I pull this trigger uh is in real time. It's not being done in post. It's being generated live uh as we play."
> — **Jeff (Dirty Pool Pinball)**, mid-video gameplay demonstration
> _Emphasizes that the soundtrack generation is truly dynamic and responsive to actual gameplay, not pre-recorded or edited after the fact_

> "These are also referred to as contact microphones. And they're spread underneath the inside of the shadow. And I have set up multiple layers of sound layers that are triggered by these events."
> — **Jeff (Dirty Pool Pinball)**, early explanation section
> _Core technical explanation of how the system works and what hardware is being used_

> "I could have it triggered drum instruments to try to make a drum machine out of this, which is something I think might be kind of neat."
> — **Jeff (Dirty Pool Pinball)**, mid-video reflection
> _Indicates potential future directions for the project and creative possibilities of the system_

> "Just trying to do cool stuff with sound design, applying some of the stuff I know and trying to put it into pinball machines in weird ways."
> — **Jeff (Dirty Pool Pinball)**, closing segment
> _Summarizes the creative philosophy behind the experiment and hints at ongoing innovation in pinball audio_

### Entities

| Name | Type | Context |
|------|------|---------|
| Jeff (Dirty Pool Pinball) | person | Content creator and pinball sound design innovator; host of Dirty Pool Pinball channel; demonstrates live sound design experiments on pinball machines |
| Dirty Pool Pinball | organization | YouTube/Twitch content creator channel focused on pinball sound design and experimental modifications |
| Shadow | game | Pinball machine used as the platform for the live soundtrack generation experiment |
| Amadeay | person | French installation artist who created the original bird-sound-triggering artwork that inspired Jeff's pinball experiment |

### Signals

- **[technology_signal]** Implementation of piezo contact microphones as a sensor layer for real-time audio generation in pinball machines, representing a novel approach to sound design beyond traditional ROM-based or pre-programmed systems (confidence: high) — Jeff demonstrates piezo contact microphones attached to Shadow playfield triggering live sound synthesis based on physical gameplay events
- **[design_innovation]** Real-time, generative soundtrack system that responds to ball movement and playfield interactions, creating dynamic audio that evolves with gameplay rather than following pre-set sequences (confidence: high) — Jeff explicitly states all sounds are 'generated live uh as we play' and triggered by physical impulses detected by contact microphones
- **[content_signal]** Dirty Pool Pinball producing experimental sound design content showcasing aftermarket innovations and creative audio modifications, with plans to stream the setup live for audience engagement (confidence: high) — Jeff announces streaming plans for the experiment on Twitch and YouTube, positioning this as ongoing content strategy
- **[design_philosophy]** Approach to pinball sound design inspired by installation art and cross-disciplinary creative concepts, applying non-traditional audio techniques (generative, sensor-based, modular) to traditional pinball machines (confidence: high) — Jeff references French installation artwork as inspiration and describes trying to 'do cool stuff with sound design' in 'weird ways' with pinball machines
- **[technology_signal]** Use of contact microphones as a sensing mechanism to detect and respond to mechanical events in pinball gameplay, bridging physical mechanical interaction with digital audio synthesis (confidence: high) — Contact microphones mounted underneath playfield read vibrations and send data to computer to trigger sound events in real-time

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## Transcript

Hey everybody, it's Jeff from Dirty Pool Pinball. I've got a fun video today inspired by a video that was sent to me with a bunch of birds eating bird food. Now wait, I know before you leave. It was a sound experiment done by Amadeay is a French installation artwork or artist. I'm hoping that I'm pronouncing that correctly. Uh where birds were just eating food out of a bowl and it was triggering sound events. I was like, we should do this with a pinball machine. Easy. So I did. I got some Piso electric. These are also referred to as contact microphones. And they're spread underneath the inside of the shadow. And I have set up multiple layers of sound layers that are triggered by these events. So the little impulse happens and it tells the computer, hey, trigger this sound and modulate it in c certain ways. So that's all set up and it's neat. I think it's really cool. Hopefully you agree. But you know, how do these work, right? I'll turn it on here. and press this up against my voice box, you're going to hear a little different. It's reading the vibrations instead of actually moving the diaphragm. And uh that's the principle behind contact microphones and how we are getting that sound from the pinball machine as these are attached to the playfield into the computer. So, let's go listen to what that sounds like. So everything you're hearing right now when this happens and I pull this trigger uh is in real time. It's not being done in post. It's being generated live uh as we play. So let's dive in. Unfortunately, the microphones don't make me a better pinball player. And what's really neat about this is that all of these sounds can be changed to all sorts of things. I could have it triggered drum instruments to try to make a drum machine out of this, which is something I think might be kind of neat. Yeah, this is what it sounds like. currently. I hope you enjoyed this. Let's go back to uh me at the desk and we'll talk more about it. Bye. Anyways, so yeah, hopefully that's a fun experiment and you guys enjoyed that. Um yeah, just trying to do cool stuff with sound design, applying some of the stuff I know and trying to put it into pinball machines in weird ways. Uh so we'll see. This might be it. Maybe I'll do more. Regardless, we're going to stream this uh set up so everybody can hear it live on the actual uh broadcast. So check me out on Twitch or YouTube or whatever internet thing you like. Uh in the meantime, I'll praise the Great Pyramid and have a great day.

_(Acquisition: youtube_auto_sub, Enrichment: v5)_

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*Exported from Journalist Tool on 2026-06-06 | Item ID: 299c4501-ca6b-4177-9055-bc2fbb73b21b*