If you are after one then please get in touch via AmiBay . Details are on the contact page .
Ohh I'm just going throught a simiar process, I've re-mixed a flash rom to break out A17 because the A1200…
Hello Vin, Can you share your Online Bill of Materials? with link to the parts? Thanks
Heya i'm for the first time here. I found this board and I find It truly useful & it helped…
Category Archives: ZX81
ZX81 Ram Pack Issue 1 4164 Update
Goal:- Replace 4116 chips with 4164 chips and make pack more reliable and eliminate the annoying ribbon cable. Please note that this will not give you more ram even though 4164’s are 64k the ram pack is only designed to … Continue reading
ZX81 Ram Pack Issue 3 4164 update
Goal:- Replace 4116 chips with 4164 chips and make pack more reliable. Please note that this will not give you more ram even though 4164’s are 64k the ram pack is only designed to address 16k. Got a Rampack to … Continue reading
Posted in ZX81
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ZX81 Peripheral supply pcb
Update : Now includes cad designed pcb The object of this project is to give the +5v and +9v supply to power ZX81 peripherals without a ZX81. For this project you will need :- Some Veroboard 10uf 16v capacitor 7805 … Continue reading
Posted in ZX81
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Dear levosretrocomputerprojects.co.uk administrator, Your posts are always a great source of information.