Sinclair ZX80 / ZX81 Forums

Maybe you can buy a fax roll, and cut it for 10 cm, and use that, so there's paper between styli and printer roll.

Maybe it’s just a broken ULA like 99% of all the repairs in this forum. It seems to be the weak spot.

Here's a scanned version of ZinX issue 2 March 1982 from ZX-data's user group

I see the Sinclair Freaker is mainly Spectrum with a little ZX81. A little ZX81 is better than nothing:)

bodz wrote: ↑

Sun May 05, 2019 9:24 am

I would love to have a PDf copy of the Danish newsletter you have mentioned.No translation needed though, thank you

Would you mind sharing your nationality?

Hi :) I would be very glad if you would share a PDF of the Danish magazine which I’ve never heard of. I can add a PDF of a Danish newsletter to the list for you. I have a single issue of ZX-data’s user group newsletter: ZinX Edit: (I might throw in a translation of it as well,if you don’t read Danish)

A digital probe will help you find the problem if you don’t have an oscilloscope. Or even a voltmeter can help.

Andy from this forum has created a cheap ULA replacement.

https://www.sellmyretro.com/offer/details/32319

Hope he makes more soon.

Let me say it short: I'm impressed.

There’s YouTube videos with another version that has composite already. But otherwise they look very similar. https://youtu.be/BmllyvG5c2w

And a full disassembly here, but again the version with composite already. http://jestineyong.com/servicing-rising ... onochrome/

Hi :) I have a 5.5" B/W CRT TV that has VHF/UHF input. But there's no composite. I've opened it up today, and see there are "holes" in the back for more outputs. And I see on the board there are a lot of "missing" components. So this is probably a PCB made for different models of the TV, and some ex...