Uploaded June 2021 | Updated September 2026, 3 weeks ago
This video is sponsored by PCBWay.com - In this video we are going to be building an internal composite mod board for the ZX Spectrum. It's a neat solution to use instead of wires, but it does mean that the existing internals need to be removed and possibly scrapped.
🤞 PLEASE HELP MARK FIXES STUFF SURVIVE 🏆: Due to "The Event" my livelihood vanished in a puff of smoke. If you can spare some change to help support the channel it is really appreciated and even the smallest pledge goes a long way in helping make more content and feed my cats (and children). Visit patreon.com/markfixesstuff for more info about Patreon Benefits!
- If you would like to build your own boards, you can order from PCBWay here: pcbway.com/project/shareproject/Sinclair_Spectrum_Composite_Mod_PCB_for_Modulator_Can_Install_.html
- You can order a kit directly from ProjectSpeccy on Tindie here: tindie.com/products/projectspeccy/zx-spectrum-composite-mod-kit-internal
00:00 - Intro & Why it's hard to get a Sinclair ZX Spectrum to tune into a Modern TV.
00:52 - PCBWay Sponsor Slot.
01:07 - Explanation of the ZX Spectrum Composite Modification PCB and the three options.
01:38 - Components required for three compositie mod options.
02:29 - Building the board - Option 2.
05:32 - Installing the Composite Modification board into the ZX Spectrum Internal Modulator.
06:23 - Desoldering the ZX Spectrum Modulator.
07:48 - Opening the UHF Modulator and removing the original PCB.
10:14 - Installing the ZX Spectrum Composite Mod Board in the original modulator.
14:48 - Testing the Spectrum Composite Mod on a modern LCD TV.
15:17 - Testing with the Dandanator Mini 2.1 we built in a previous video.
15:56 - Thanks to my Patreon Supporters!
16:13 - Further Mark Fixes Stuff viewing!
- DISCORD SERVER INVITE: discord.gg/4PbNQEw
- Like the Facebook page: facebook.com/MarkFixesStuff
- Join our Facebook Group: facebook.com/groups/markfixesstuff
- Join me on Twitter: twitter.com/MarkFixesStuff
- Join me on Instagram: instagram.com/markfixesstuff
#ZXSpectrum #Composite #Video
This video is sponsored by PCBWay.com - In this video we are going to be building an internal composite mod board for the ZX Spectrum. It's a neat solution to use instead of wires, but it does mean that the existing internals need to be removed and possibly scrapped.
🤞 PLEASE HELP MARK FIXES STUFF SURVIVE 🏆: Due to "The Event" my livelihood vanished in a puff of smoke. If you can spare some change to help support the channel it is really appreciated and even the smallest pledge goes a long way in helping make more content and feed my cats (and children). Visit patreon.com/markfixesstuff for more info about Patreon Benefits!
- If you would like to build your own boards, you can order from PCBWay here: pcbway.com/project/shareproject/Sinclair_Spectrum_Composite_Mod_PCB_for_Modulator_Can_Install_.html
- You can order a kit directly from ProjectSpeccy on Tindie here: tindie.com/products/projectspeccy/zx-spectrum-composite-mod-kit-internal
00:00 - Intro & Why it's hard to get a Sinclair ZX Spectrum to tune into a Modern TV.
00:52 - PCBWay Sponsor Slot.
01:07 - Explanation of the ZX Spectrum Composite Modification PCB and the three options.
01:38 - Components required for three compositie mod options.
02:29 - Building the board - Option 2.
05:32 - Installing the Composite Modification board into the ZX Spectrum Internal Modulator.
06:23 - Desoldering the ZX Spectrum Modulator.
07:48 - Opening the UHF Modulator and removing the original PCB.
10:14 - Installing the ZX Spectrum Composite Mod Board in the original modulator.
14:48 - Testing the Spectrum Composite Mod on a modern LCD TV.
15:17 - Testing with the Dandanator Mini 2.1 we built in a previous video.
15:56 - Thanks to my Patreon Supporters!
16:13 - Further Mark Fixes Stuff viewing!
- DISCORD SERVER INVITE: discord.gg/4PbNQEw
- Like the Facebook page: facebook.com/MarkFixesStuff
- Join our Facebook Group: facebook.com/groups/markfixesstuff
- Join me on Twitter: twitter.com/MarkFixesStuff
- Join me on Instagram: instagram.com/markfixesstuff
#ZXSpectrum #Composite #Video
