ULA wanted

ZX80 / ZX81 hardware and software requested for either sale or swapping
Lardo Boffin
Posts: 2160
Joined: Sat Nov 26, 2016 2:42 am

Re: ULA wanted

Post by Lardo Boffin »

Here is how mine is installed:

24874D1B-4B6D-455D-8247-C768E84476E4.jpeg

I just bypassed the modulator and took the ULA feed directly to the modulator output.
ZX80
ZX81 iss 1 (bugged ROM, kludge fix, normal, rebuilt)
TS 1000 iss 3, ZXPand AY and +, ZX8-CCB, ZX-KDLX & ChromaSCART
Tatung 81 + Wespi
TS 1500 & 2000
Spectrum 16k (iss 1 s/n 862)
Spectrum 48ks plus a DIVMMC future and SPECTRA
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Vorticon
Posts: 69
Joined: Tue Mar 01, 2022 1:14 pm

Re: ULA wanted

Post by Vorticon »

That looks like quite a project! What exactly is it?
Lardo Boffin
Posts: 2160
Joined: Sat Nov 26, 2016 2:42 am

Re: ULA wanted

Post by Lardo Boffin »

Vorticon wrote: Sat Apr 02, 2022 7:22 pm That looks like quite a project! What exactly is it?
Its a combination of

viewtopic.php?f=7&t=2592

and

viewtopic.php?p=43002#p43002
ZX80
ZX81 iss 1 (bugged ROM, kludge fix, normal, rebuilt)
TS 1000 iss 3, ZXPand AY and +, ZX8-CCB, ZX-KDLX & ChromaSCART
Tatung 81 + Wespi
TS 1500 & 2000
Spectrum 16k (iss 1 s/n 862)
Spectrum 48ks plus a DIVMMC future and SPECTRA
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