Apologies, messed up with the 32K RAM option there!
I did look at that particular PDF but in the end decided to follow these instructions (I didn't include the battery backup though):
http://www.zx81.de/english/32k-rame.htm
Cheers,
Jochen
Search found 3 matches
- Sat Apr 27, 2019 11:01 pm
- Forum: Hardware
- Topic: ZX81 mods: USB power, CVideo, 32K, MP3
- Replies: 7
- Views: 8979
- Sat Apr 27, 2019 5:53 am
- Forum: Hardware
- Topic: ZX81 mods: USB power, CVideo, 32K, MP3
- Replies: 7
- Views: 8979
ZX81 mods: USB power, CVideo, 32K, MP3
Hi All, After 30 odd years since getting rid of my ZX81 with wobbly 16K RAM pack I recently bought another one back from Ebay; the photo's showed a bit of a sorry state but when on arrival it was actually in rather good condition. I thought I document some of the mods I did in case some of you are p...
- Fri Apr 19, 2019 10:39 pm
- Forum: Welcome Area
- Topic: Hello all from Wellington, New Zealand
- Replies: 3
- Views: 2403
Hello all from Wellington, New Zealand
Great to be here, I have recently picked up a ZX81 after my previous one "got replaced" by a TI99/4a some 37 years ago. I forgot how clever the design was, both in- and external. Anyway, got it up- and running after a new membrane keyboard and some mods (see Hardware section).
Cheers!
Jochen
Cheers!
Jochen