Pinball Modification Technology



DMD Extender


Dot Colours FAQ How To Buy
  This is the home of Dr Pinball.

*** Dr Pinball will be closed until January 2020 - Sorry for any inconvenience ***

We currently supply two pinball related products...

Pinball animation clock showing around 2,500 scenes from popular dot matrix pinball machines along side the time. Fully configurable including tools for creating new animations and clock fonts.

DMD Extender
ake the pinball Dot Matrix Display and send it to a screen or projector. Great for the following uses...

  • Replace your plasma display with a full colour LCD screen
  • Add a small screen to the playfield
  • Show the DMD output on a large screen or projector - fantastic at competitions or shows.

To support you with these projects Dr Pinball can supply...

  • DMD Extender - comes with interface board, all necessary cables and software
  • LCD Install Kit - cable and mounting kit for replacing your plasma screen.

The DMD Extender supports most dot matrix games - Bally, Williams, Data East, Sega, Gottlieb*, P-ROC* and Stern. The product supports Sega 192 X 64 large screens.

  DotClk is a pinball animation clock showing scenes from popular dot matrix pinball machines along side the time. Fully configurable including tools for creating new animations and clock fonts.  
  The clock currently has 4 fonts and around 2,500 animations, as well as many configuration options, and measures 633mm X 172mm X 46mm.

The screen is 4 times bigger than a standard pinball display.

Out Of Stock - 199 GBP plus delivery (Worldwide)
Please contact me at
dotclk (at) in the first instance.

This price includes everything needed to plug in and go...

  • DotClk with Perspex frame
  • Micro SD Card with all currently available animations and fonts
  • SD Card adapter (micro to standard size)
  • Power supply (5 Volts / 8 Amps)
  • Power cable
  • All packaged in bubble wrap and double thickness box.

This is an open source project with all of the code and manufacturing designs available online. There are also tools to create your own clock fonts and animations grabbed from WPC or Stern machines, plus support for animated GIFs so you can add animations from anywhere.

Video of the clock in action here:

For further details please visit:

  DMD Extender  
  Send the pinball Dot Matrix Display to a TV, monitor or projector. Uses a Raspberry Pi mini computer to process the dot matrix data and output to your preferred screen. You can choose the colour of the dots to suit your game and easily add your own custom background graphics.  

Suitable for Bally, Williams, Data East, Sega (including large screen 192 X 64), Gottlieb*,
P-ROC* and Stern:
Out Of Stock - 60 GBP plus delivery (Worldwide)

If you're replacing the plasma screen using the DMD Extender then you may want the LCD Install Kit:
Out Of Stock - 10 GBP including delivery (Worldwide)


Keep up to date with the latest news on our Facebook page. It's regularly updated with information on hardware and software developments.
  Raspberry Pi Installation Addendum  
  Please read the installation addendum for the Raspberry Pi - our latest DMD Extender board supports most models of the Pi. These instructions supersede the details given in other documents on this site.
  SD Card Information and Maintenance  
  Please read the SD Card Information and Maintenance guide for help of on safe handling and use of the DMD Extender software.
  Application Notes  
  Take a look at our Application Notes documentation - full instructions on what to do with your DMD Extender.


  * Gottlieb, P-ROC - No power cable is available for these systems, please contact us for further information.  



Raspberry Pi