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The Register: Infinite loop: the Sinclair ZX Microdrive storyThe rise and fall of a 'revolutionary' storage technology: [url]http://www.theregister.co.uk/2013/03/13/feature_the_sinclair_zx_microdrive_story/[/ur…
... Microdrive Expansion packs for my 48K Spectrum - bought it in John Menzies ... /> Personally, I never had any problems with my Microdrive - it was ... -
Wii FBZX USB Keyboard problemHi All I recently purchased this keyboard especially for using FBZX on my Wii: [url]http://www.amazon.co.uk/2-4Ghz-Wireless-Centre-Keyboard-Trackb…
... the same size as a 48k Spectrum and it works fine with ... after seeing you are having problems.
Maybe fbZX can ... -
Which ULA?Just a quick question, more of interest rather than immediate need... I am thinking ahead about the repair of an Issue 2 board, and also an Issue 6A …
... had a 5C112E ULA. Later 48K Spectrum ULAs were designed to be ... issue 2 Spectrums without any problems.
An issue 6A ... so it could lead to problems.
Of course it ... suspect all sorts of other problems ahead of that. -
Plus D Voltage Regulator OrientationHi, I?ve got a Plus D Disc Interface circuit board without case from a friend. Sadly he sends it to me without care for proper packaging. So it arr…
... Now I have the same problems als described before: Plus ... the 128k instead of the 48k spectrum, I also notice, ... 128k only starts in 48k and not in 128k ... in 48k mode, but in 128k Mode the spectrum don ... life working with the 128k spectrum.
Regards,
Plus D Voltage Regulator OrientationHi, I?ve got a Plus D Disc Interface circuit board without case from a friend. Sadly he sends it to me without care for proper packaging. So it arr…
... Plus D on a Spectrum 128k and 48k.
Non-Working ... problems like you describe. If one of them was bad, the Spectrum ... voltages:
On 48k Spectrum: 7805 middle leg black multimeter ... -0,4 V
On 48k Spectrum: 7805 middle leg black multimeter ...Corrupt paper on zx spectrum 48kHi. When I power up my spectrum (issue 3) I get the light grey border, but the paper is black and it switches between thin red vertical lines and thi…
The memory of a 48k Spectrum is made up of two ... is often the cause of problems.
The so called ...Border art viewerRecently, we were working with diver/4d on border art. The idea was to push the techniques of drawing on the border to the limit and to see, how much…
... that it is not 100% 48k. Or, just maybe, my former ... /> If it works in a 48K Spectrum with the original ULA, it ... , this version should fix the problems with the mass-produced spectrums ...Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…
... related problems.
at home I have only 2 spectrum 48 ... seen before more quality from spectrum :)
[IMG] ... /> here not working (normal 48k spectrum cpu is not socketed)
here working (normal 48k spectrum with different cpu)
[ ...IF1bis vs SpectranetSince I will shortly have access to both an IF1bis (which I've bought) and a Spectranet (thanks to a loan from cmonkey), I will be in a position to g…
... like there are problems with the IF1bis and Spectrum 128s. I have ... />
Works beautifully on the 48k+. But I would like to ... only plug it into the 48K Spectrum as I don't want ...ULA snow effectIt's wintertime, you know. [quote="http://ramsoft.bbk.org.omegahg.com/floatingbus.html"]when the I register falls in the range 0x40-0x7F then the UL…
... real 48k spectrum and it works. That is it has the same problems ...ULA snow effectIt's wintertime, you know. [quote="http://ramsoft.bbk.org.omegahg.com/floatingbus.html"]when the I register falls in the range 0x40-0x7F then the UL…
... real 48k spectrum and it works. That is it has the same problems ...IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... , hi Amplitude,
my permanent problems with the IF1bis were caused ... my problems disappeared! The IF1bis works stable on all my machines (48k, Spectrum ...IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... , hi Amplitude,
my permanent problems with the IF1bis were caused ... my problems disappeared! The IF1bis works stable on all my machines (48k, Spectrum ...IF1Bis problems. The Edge of the Spectrum...Advice is sought from the learned on WoS. I just bought an Interface 1Bis from sunny South Africa. It arrived fast, but unfortunately doesn't work.…
... . After that it was a Spectrum +2, but it was almost ... talking purely of my own problems getting it to even load ... server for games for my Spectrum. That in itself is something ... worked for me on a 48k Spectrum+. No, I'm not sure ...Totally random idea for the hardware nuts to exploreWhen it comes to multi-player games, how hard would it be to generate a second display from a single Speccy, instead of trying to link up machines, s…
... hack up a 16k or 48k board (just leaving the video ... put it and a complete 48k Spectrum in to a suitable case ... , you could have a Spectrum with two video outputs.
Problems I can see are can ...+2 Grey Composite question.Hello all, Long time reader first time poster and all that...... Probably a daft question which has been asked hundreds of times, even though I ca…
... as our examples, the 48K Spectrum has completely asynchronous dot and ... system)
The 48K Spectrum ULA has 448 dots per ... problems at all on old televisions.
The 128K Spectrum ... PAL but again causes no problems on old televisions.
...Issue 4S differencesI decided to buy an Issue 4S PCB after reading much about them on here. It was originally in a plus case which didn't come in the sale. I've been run…
... as my day-to-day 48k Spectrum (well when I get the ... SPECTRA) on most of my 48k Spectrums.
However when ... to 30 minutes it had problems with memory corruption once it ...Issue 4S differencesI decided to buy an Issue 4S PCB after reading much about them on here. It was originally in a plus case which didn't come in the sale. I've been run…
... of it, its dot crawl problems have got much worse and ... now much like any other 48K Spectrum. The relationship between the dot ... static, more like a 128K Spectrum or another machine with synchronous ...eBay 128K Spectrum RGB cables overheat the Spectrum!?Hi everybody, For a long time I've wondered why Spectrum 128K Toastracks were overheating when using my Retro Computer Shack RGB SCART cable. Today …
... ram change in the ZX Spectrum (so only sensing the ... video ram reading and contention problems.
Simply a transparant ... RGB interface[/URL] for the 48K Spectrum. ;-)
The SPECTRA ... uses the +12V from the Spectrum expansion bus to generate the ...Issues with 48k spectrum and divIDEI heard you can have all kinds of issues with 48k spectrum and certain DivIDE models. Is this true and if so what should I look out for ? Only aski…
... of the circuitry inside the Spectrum, so a Z80 CPU ... work normally in a Spectrum. Until of course you ... communities don't report problems about finding Z80 CPUs ... So, in reality, any 16k/48k Spectrum may have a Z80 CPU ... all four (1 x 48k, 3 x 48k+).
...Issues with 48k spectrum and divIDEI heard you can have all kinds of issues with 48k spectrum and certain DivIDE models. Is this true and if so what should I look out for ? Only aski…
... Ben's DivIDE. Both machines (Spectrum 48K and Spectrum +2B) equipped with the ... , no black screen, no loading problems. :) It is important to note ... initialized as on my other 48K Spectrum with NEC ROM, but without ...Missing in ActionThe more I go in my loft the more I find "Missing in Action" files . Trouble is I am new to this. I have done the tzx's for them but cannot upload th…
... have different "Spectrum footprint" and my Spectrum footprint is now ... it fitted my new small 48k Spectrum footprint brilliantly .This ideal ... well . But the 48k Spectrum is unbeatable for its ... possible cause of problems with simple basic Spectrum progs I ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... Opus altogether because of weight problems with the "gold plateds" . An ... concentrate solely on the lightweight 48k Spectrum that it was originally designed ... (.The gold plateds cured oxidization problems but introduced another weakness namely ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... completely anticipated in the original Spectrum design . Even later add ... 1980s I had many interface problems . One was about the ...
But back to the 48k Spectrum : I am intrigued by the ... the "pinchlock" on basic 48k Spectrum so that the Speccy itself ...Question - SAMS Timex Sinclair 2068 Beginner/Intermediate GuideHi all, I just acquired a T/S 2068 and the a book that came with it is, SAMS Timex Sinclair 2068 Beginner/Intermediate Guide. On page 18 of thi…
... their follow up to the spectrum. Their spectrum failed FCC emissions which ... there is no reason why 48k spectrum games can't run on ... these would have caused most problems but I never looked into ... ts2068 I transferred hundreds of spectrum games to my disk system ...Database model ZXDBRecently, I have been trying to figure out how to provide my contribution to whoever takes over WoS archive rework next... So I came up with this: …
... the database still have other problems (mainly redundancies and unindexed entries ... column to store machine model (Spectrum 48K, Spectrum 128K, ZX81 1K, ZX81 2K ... another to store machine type (Spectrum, ZX81, Timex, etc). Obviously there ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... and had not mentioned any problems with it . My "Marauder" test ... 80T floppy with no problems with a 48k Spectrum . Of course this "independent ...Clamping Speccy InterfacesThere are a huge number of broken Speccy interfaces available . I came across one on Ebay recently said to be "partly working" or similar .Why are th…
... plugged in a normal power Spectrum supply and aerial connection to ... the DIP switches for a 48K Spectrum and a Kempston joystick . On ... versions this entails , cause any problems ? Or have I made up ... be plugged into the ZX Spectrum 48KDk'tronics and other similar "add on" Speccy keyboards . What can be done with them and when?. The underlying assumption I am making here is that people who have them will want to "hang on" to them and may also want to get them working . But …
... be a host of other problems like getting E mode and ... looking back I think these problems may have started around the ... wired joystick on this particular 48K Spectrum that is causing the problem ... necessary But at least this 48K Spectrum with its now rare "gold ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... Opus Discoverys
The problems with the Issue D boards ... . Opus Discoverys were designed for 48k Spectrums and commercially were pretty ... "gold plated" (rear edge connector) 48k Spectrum . The mounting plate on this ...
