Search found 126 matches

by McKlaud
Sat Jun 09, 2018 10:15 pm
Forum: Hardware
Topic: Joystick and Joystick Interface Testing
Replies: 2
Views: 88

Re: Joystick and Joystick Interface Testing

Hi Mark :)

Small but useful items, thanks.
by McKlaud
Sat Jun 09, 2018 7:43 am
Forum: SALES
Topic: Having a clear out
Replies: 8
Views: 400

Re: Having a clear out

Polys and instruction for the 16K RAM pack please.
by McKlaud
Wed Jun 06, 2018 9:35 am
Forum: Development
Topic: ZX81 ULA-in-a-CPLD
Replies: 195
Views: 17833

Re: ZX81 ULA-in-a-CPLD

Andy Rea wrote:
Tue Jun 05, 2018 11:22 pm
Lardo Boffin wrote:
Tue Jun 05, 2018 12:58 pm
I would like to buy some. Any idea (roughly) of price yet? :D
ordered parts and added everything up... think we will be looking at £15 + P & P
3 units please! They could be in DIY kits if it helps.
by McKlaud
Tue Jun 05, 2018 9:52 am
Forum: Development
Topic: ZX81 ULA-in-a-CPLD
Replies: 195
Views: 17833

Re: ZX81 ULA-in-a-CPLD

:geek: Well done!!!! :geek:

I would be interested in one unit from the final batch.
by McKlaud
Sun May 27, 2018 9:42 pm
Forum: GAMES
Topic: "Patrulha Espacial" Patch for 50Hz ZX81
Replies: 4
Views: 274

Re: "Patrulha Espacial" Patch for 50Hz ZX81

Interesting stuff. :mrgreen:
by McKlaud
Sun May 20, 2018 10:27 pm
Forum: Hardware
Topic: Pictures of my ZX81 fitted with a RECOM 5V Regulator
Replies: 16
Views: 1016

Re: Pictures of my ZX81 fitted with a RECOM 5V Regulator

adonet wrote:
Sun May 20, 2018 5:50 pm
Is there any difference between the Recom and the Traco regulator?
Price only.
by McKlaud
Sun May 20, 2018 1:52 pm
Forum: SALES
Topic: Unbuilt ZX81 up for adoption
Replies: 11
Views: 574

Re: Unbuilt ZX81 up for adoption

Fast!? I was away from this forum ... anyway your kit will be in good hands :)
by McKlaud
Sun May 20, 2018 12:26 pm
Forum: SALES
Topic: Unbuilt ZX81 up for adoption
Replies: 11
Views: 574

Re: Unbuilt ZX81 up for adoption

Damn it! :lol: I missed this one :(

Andy: could you do me favour and scan in hi-res both sides of the unsoldered PCB, please?
by McKlaud
Sat May 19, 2018 12:06 am
Forum: Development
Topic: ZX81 ULA-in-a-CPLD
Replies: 195
Views: 17833

Re: ZX81 ULA-in-a-CPLD

Yeah! It is possible, I did it my ULA, mapped 32K in 8K-40K area. It works in principles but have not tested extensively.
by McKlaud
Thu May 17, 2018 10:54 pm
Forum: Development
Topic: ZX81 ULA-in-a-CPLD
Replies: 195
Views: 17833

Re: ZX81 ULA-in-a-CPLD

Image