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If you are interested in a cheap priced and (slightly) adjustrable rapid fire unit with potentiometers that even resembles the schematic of the original RFU you can build your own, now:

https://oshpark.com/shared_projects/fn6m8MzN

https://aisler.net/n00b/my-project-repository/sega-master-system-rapid-fire-unit...

There is a 3d printed case available, too: https://www.thingiverse.com/thing:4524851

For further information and instructions please vistit circuit-board.de (German website).

Enjoy (^^)b

3D-Render.png (428.62 KB)

RFU comparison.png (1.46 MB)

That's brilliant! Is anyone making these to sell?

Author	Message
segatom Joined: 01 Aug 2013 Posts: 36	Sega Master System Rapid Fire Unit - "Deluxe Version" Posted: Tue Jul 07, 2020 8:04 pm
segatom Joined: 01 Aug 2013 Posts: 36	If you are interested in a cheap priced and (slightly) adjustrable rapid fire unit with potentiometers that even resembles the schematic of the original RFU you can build your own, now: https://oshpark.com/shared_projects/fn6m8MzN https://aisler.net/n00b/my-project-repository/sega-master-system-rapid-fire-unit... There is a 3d printed case available, too: https://www.thingiverse.com/thing:4524851 For further information and instructions please vistit circuit-board.de (German website). Enjoy (^^)b 3D-Render.png (428.62 KB) RFU comparison.png (1.46 MB)

dink Joined: 09 Dec 2013 Posts: 228 Location: detroit	Posted: Wed Jul 08, 2020 12:53 am
dink Joined: 09 Dec 2013 Posts: 228 Location: detroit	That's brilliant! Is anyone making these to sell?

View topic - Sega Master System Rapid Fire Unit - "Deluxe Version"