Spectrum Computing

No, I don't think I can improve on Tim's video - not at all. I just think that he could have explained what he was doing in simple terms for thickos like me. In any case, as I said in my previous post, I don't think I have a speaker or amplifier suitable for connecting my Microspeech to. And as the ...

Well, Robin, I've watched the first few minutes of that video by Tim Gilberts. Maybe I'm being a bit thick, but it wasn't really much help. First of all, it seems the Next OUT commands required to enable the expansion bus are different according to which peripheral you want to attach to your Next. T...

About 20 years ago I bought a Currah Microspeech (probably on fleabay). My memory was that the last time I tried using it (years and years ago) it was faulty. However, I remembered wrongly, as I tried connecting it up to one of my rubber-keyed Spectrums the other day, and it worked. So, I'd like to ...

Thanks for the various suggestions. I decided to order the membrane from Retroleum today (they reopened today after Christmas), because they had a couple of other things I ordered at the same time - some double-sided tape strips for reattaching the faceplate and some replacement new rubber feet for ...

I've owned my issue 2 16K Spectrum for about 40 years. Three years ago I bought a 48K upgrade pack to upgrade my Spectrum, as I thought it was about time I upgraded it with the necessary chips instead of messing about with that stupid Cheetah RAM pack all the time. I didn't get around to fitting the...