ZX80 -> ZX81 keyboard overlay

edited March 2012 in Hardware
I recently received a ZX80 with a ZX81 keyboard foil, so I thought.

But it turns out being only an overlay (fortunately!):

IMG_3469.JPG

IMG_3470.JPG

Thought it was nice to take some pics and put them here.
So this ZX80 is original after all.

Anyone seen this before?
Post edited by bverstee on

Comments

  • edited March 2012
    Has the Zx80 got the 'new' 8K ROM? I seem to remember that you got the foil when you upgraded the ZX80 ROM to the ZX81 8K ROM thus turning it, near as dammit, into a ZX81.
  • edited March 2012
    Yes the only part missing was the NMI generator which got rid of the flickering screen. You could however purchase 3rd party NMI generators but I would not know how to recognise the component. Really nice pics.
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