Search found 42 matches

by RS232
Sat Apr 13, 2019 12:05 pm
Forum: Hardware
Topic: Zx81 from death to life??
Replies: 17
Views: 5506

Re: Help my zx81 mod has gone wrong!! 8 bit death

Hi well i went with the fact the long leg on the 22uf cap was positive facing the pluss sign on C3. It is an issue 3 zx81 in red. Yes lifted pad in pic
by RS232
Fri Apr 12, 2019 10:51 pm
Forum: Hardware
Topic: Zx81 from death to life??
Replies: 17
Views: 5506

Zx81 from death to life??

Greetings all. I bricked my zx81 after successfully doing both a composite mod and transformer mod for cooling and tv output. After de soldering 22uf cap and replacing i got no signal output. Replacing same effect.. then removing that i accidentally damaged a tiny bit of the board. Now i have two pr...
by RS232
Fri Apr 12, 2019 9:04 am
Forum: Development
Topic: How to Build a keystick port internally to zx81
Replies: 5
Views: 2933

How to Build a keystick port internally to zx81

Was just thinking about squeezing a joystick pork inside a zx81. Taping the 5 6 7 8 and 0 keys should be possible with some careful soldering to the keyboard membrane sockets on the board. Tried it yet anyone?
I thing the tophalf of the membrane leads to one socket the bottom half to the other..
by RS232
Fri Apr 12, 2019 8:58 am
Forum: Hardware
Topic: Overclocking the machine
Replies: 3
Views: 2305

Overclocking the machine

Just wondering if anyone has looked into overclocking their machine yet?
by RS232
Fri Apr 12, 2019 8:54 am
Forum: Hardware
Topic: ZX81 16k ram pack mod with 8118
Replies: 4
Views: 2901

Re: ZX81 16k ram pack mod with 8118

Have you looked into putting the 16k on the board of the zx81 itself? Anyone tried this?
by RS232
Thu Apr 11, 2019 8:43 pm
Forum: ZX Spectrum Lounge
Topic: ZX Spectrum Next '81 emulator
Replies: 4
Views: 4760

Re: ZX Spectrum Next '81 emulator

Great thanks will check it out
by RS232
Thu Apr 11, 2019 9:01 am
Forum: SALES
Topic: Zx keyboard for sale with free usb key
Replies: 0
Views: 3168

Zx keyboard for sale with free usb key

Zx spectrum keyboard for sale see here :P :P

https://rover.ebay.com/rover/0/0/0?mpre ... 3866803358
by RS232
Thu Apr 11, 2019 8:56 am
Forum: Hardware
Topic: Eprom found inside my Zx81.. normal?
Replies: 10
Views: 3809

Re: Eprom found inside my Zx81.. normal?

:P thank you good people may your ram packs be free from wobble forevermore!

;)
by RS232
Thu Apr 11, 2019 8:51 am
Forum: Welcome Area
Topic: Jupiter ace section?
Replies: 2
Views: 2315

Jupiter ace section?

Is there an Ace section to this forum?
by RS232
Thu Apr 11, 2019 8:50 am
Forum: ZX Spectrum Lounge
Topic: ZX Spectrum Next '81 emulator
Replies: 4
Views: 4760

Re: ZX Spectrum Next '81 emulator

Where can i get tge zx spectrum next emulator from please