Search found 74 matches

by superfo
Fri Nov 27, 2020 5:20 pm
Forum: Development
Topic: ZX21 Project ZX81 Replacement PCB
Replies: 61
Views: 22100

Re: ZX21 Project ZX81 Replacement PCB

No mounting holes as original PCB?
by superfo
Wed Nov 25, 2020 9:05 pm
Forum: ZX Spectrum Lounge
Topic: Harlequin video modifications
Replies: 40
Views: 41112

Re: Harlequin video modifications

If anybody can explain the reason, please. For me this is maybe just copied from another application (partly) without understanding it. Or it is just another hat trick from Clive, which is never explored. :shock: I use it in my Harlequin without these components to add a S-Video Output as well. Not...
by superfo
Wed Nov 25, 2020 8:59 pm
Forum: ZX Spectrum Lounge
Topic: Harlequin video modifications
Replies: 40
Views: 41112

Re: Harlequin video modifications

thanks PokeMon, I will probably try one of your mods. My goal is to move away from s-video in favor to HDMI, so I will try your RGB mode and then use a converter from RGB (component) to HDMI. Hopefully it will work. You can use this adapter to convert RGB to HDMI https://www.amazon.com/Genesis-Orig...
by superfo
Tue Jul 07, 2020 7:41 pm
Forum: Hardware
Topic: TS2068 video output mod?
Replies: 10
Views: 12702

Re: TS2068 video output mod?

They are R, G, B and sync from composite.
I think you can use this one to convert to VGA

https://www.amazon.com/Arcade-HD-Conver ... B00F1YQIVK
by superfo
Tue Jul 07, 2020 8:17 am
Forum: Hardware
Topic: TS2068 video output mod?
Replies: 10
Views: 12702

Re: TS2068 video output mod?

New version of Twister board, include MiniDin9 for RGB signal. You can use HDMI Cable for Sega Genesis to connect to HDMI monitor, output both Video and Sound. Since there is no Bright signal at edge connector so it produce only 8 color. Here is the link for this converter. https://www.amazon.com/gp...
by superfo
Mon Jul 23, 2018 9:34 am
Forum: SALES
Topic: ZX81 ULA
Replies: 77
Views: 66026

Re: ZX81 ULA

I miss it again :(
by superfo
Fri Mar 30, 2018 10:06 am
Forum: Hardware
Topic: WANTED SPECTRUM NTSC ULA
Replies: 9
Views: 5665

Re: WANTED SPECTRUM NTSC ULA

I have a Harlequin 128 issue 2E that can switch between PAL and NTSC by jumper. Also it can switch between 48k and 128k timing.
If anyone want to try let me know.
by superfo
Sat Mar 10, 2018 9:20 pm
Forum: Development
Topic: ZX81 ULA-in-a-CPLD
Replies: 238
Views: 124005

Re: ZX81 ULA-in-a-CPLD

Nice work for both, congratulation !

Now I have to dig out my board and continue working on it :)

viewtopic.php?f=6&t=445&p=3796&hilit=superfo#p3796
by superfo
Fri Feb 16, 2018 7:53 am
Forum: SALES
Topic: ZX Max 48 issue 2 PCB
Replies: 4
Views: 5336

Re: ZX Max 48 issue 2 PCB

I upload files and how to convert ZX Max 48 issue2 to be ZX 128K

Image

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