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Timex Sinclair 2068Hi guys. This is my first post here, the first of many, I hope.. :) I have a Timex Sinclair 2068 but don?t know much about it. It was given as a gif…
... connecting the keyboard to the pcb is short and becomes brittle ... -
Those plastic tabs stuck on end of keyboard membranesI am going to be buying some membranes for some speccies of mine, the thing is, u know the small oblong opaque pieces of plastic that are stuck on th…
... the keyboard conacts on the PCB get "tired" after being opened ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... to remove parts from the PCB is to use soldering fan ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... destroy the copper tracks or PCB laminate, then it's brilliant ... -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
Damn, when I saw solder fan, I was just thinking of my B&Q Paint Stripping gun, with visions of wafting it over the back of the PCB and having the errant ICs simply drop out :-) -
Dead Spectrum diagnosis and desolderingI have two dead Spectrums - one I'm pretty sure is caused by bad memory, and the other - well, perhaps a bad ROM, perhaps a bad CPU (it gets halfway …
... over the back of the PCB and having the errant ICs ... -
Mayhem Accelerator - Prototype Complete [Sam CoupI am now pleased to announce that on the 8th June the prototype of the Mayhem Accelerator was finally completed. With work on the accelerator start…
... article and completed the final PCB designs for the Mayhem Accelerator ... -
Keyboard Recognition problemHey Yo! After accidently breaking the old keyboard membrane in my ZX Spectrum 128k last week i have now replaced it with a new one. I have installed…
... goes to the Spectrum main PCB. If it were the individual ... keyboard sockets soldered to the PCB are clean too. Easy to ... -
Nooooo my speccy died!??!!Hi! I am quite sad. :( Tonight I got a kempston interface so I rushed home to try it on my spectrum+ The edge connector of the interface was narrower…
... poking around (solder bridges on PCB tracks for example). -
Component Equivalents/substitutionsA while ago, I mentioned to somebody in a thread that we should have a list of component equivalents and substitutions so that it's easier to fix our…
... , tactile key switches on a PCB bolted onto the Spectrum case ... -
Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […
... on a design, complete with PCB layouts for etching etc. It ... -
Spectrum Basic InterpreterHello. I started this days a strange project: an interpreter of the Spectrum Basic that can run in a Spectrum. Here is a very preliminar version: […
... on a design, complete with PCB layouts for etching etc. It ... -
Spectrum Issue two problemI managed to bring back to life a issue two spectrum (at least the power supply cirquit). The screen is now crystal clear (after replacing all the el…
... bottom of the Speccy's PCB where the keyboard connector is ... -
Hardware pics wantedWe're looking for real life photographs of all hardware items and their packaging (if nice). There are many items I've never seen and I assume that w…
... ="http://www.8bit-museum.de/pcb/index.htm?group=35& ... -
Hardware pics wantedWe're looking for real life photographs of all hardware items and their packaging (if nice). There are many items I've never seen and I assume that w…
... he found the extra mini-PCB board piggybacking on the main ... -
Blowtorch method of Speccy repairsI just did my first Spectrum repair (and successful at that). It was the Issue 2 spectrum I wrote about a while ago, I just hadn't got around to doin…
... in the holes in the PCB, so I still had to ... -
DivIDE and RWAP's DiwIDE*Opps, sorry, wrong forum, this thread must be in hardware topic.* I was planning to get a divide from Rwap, but I'm too afraid of long way the devi…
... in kit form (as the PCB alone would prove expensive for ... -
Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…
... as well. Probably the same PCB could be used, with the ... -
Best replacement for ZTX650?What is the best replacement transistor for the obsolete ZTX650? I've read that TIP31 will do the trick. Is there a decent equivalent from the BC or …
... designations silk screened onto the PCB, and a spiders web of ... -
Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…
... cost up (due to increased PCB size and perhaps even requiring ... -
Empty rubber spectrum caseDoes anyone know where can i get one or two empty rubber spectrum cases in good condition? I know there is ebay but i couldn't find anyone selling ju…
... make the small bits of PCB board that came on the ... -
Blowtorch method of Speccy repairsI just did my first Spectrum repair (and successful at that). It was the Issue 2 spectrum I wrote about a while ago, I just hadn't got around to doin…
... the upper level of the PCB, especially with the issue 6 ... -
Spectrum +2 No TV PictureHi, As a retro collector in Australia I thought it was time to check out a real Spectrum as they were never popular here. So I bought the Spectrum +…
... stamp surface mounted to the PCB.
You may be ... -
Sinclair Pc-200 boot diskHi, So, i rescued a pc-200 from certain death. I had never seen one live, and it's quite a nice looking machine when compared to the cream coloured …
... appears to have "contaminated" the pcb. Btw, it stays beeping indefinitely ... -
Best replacement for ZTX650?What is the best replacement transistor for the obsolete ZTX650? I've read that TIP31 will do the trick. Is there a decent equivalent from the BC or …
... designations silk screened onto the PCB, and a spiders web of ... -
Any interest in new low-cost mass-storage interface with 512K RAM?I've recently added support to ResiDOS and the +3e ROMs for SD/MMC card interfaces; in particular, ZXMMC (which has no onboard RAM and so is only sup…
... cost up (due to increased PCB size and perhaps even requiring ... -
Low speaker volume on a repaired issue two speccyI repaired an issue two speccy which was totally wrecked and missing many parts. I installed the missing parts (resistors, transistors) and replaced …
... the modification for issue two pcb (for better cirquit performance) explained ... -
Keyboard Problem?Hey all. I'm Dave I'm in my last year of college before I go to University. I'm in the UK. I got a +2 a while back when I first told my mum and dad…
... 've already built a keyboard PCB and fitted it inside a ... -
Keyboard Problem?Hey all. I'm Dave I'm in my last year of college before I go to University. I'm in the UK. I got a +2 a while back when I first told my mum and dad…
... close the case as the PCB is slightly too thick. BUT ... -
divIDE ProductionJust to let everyone know that we have made further progress with the updated divIDE. Board design has been completed and changes have been made to …
... you really mean just the PCB or the finished article?