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ZX Spectrum 48K Issue 3, loss of -5V rail.Hi all, I've googled this problem and poured over the electrical diagrams for the circuitry concerning the power supplies and I believe I know what …
... />
I recently purchased a 48K Spectrum from eBay. On powering ... -
Replacing Rubber Key Membrane 48k - IssueHi, I've replaced the membrane on my 48k rubbber keyboard. When I have the top and bottom loose, but wired up , all keys work fine. When I place t…
... replaced the membrane on my 48k rubbber keyboard.
When I ... -
What board issue was the last in rubber key case?Just picked up another rubber key case and upon opening it i found an issue 4 board.I thought the board number was a bit high as though it should be …
Just picked up another rubber key case and upon opening it i found an issue 4 board.I thought the board number was a bit high as though it should be in a +?:confused: -
The complete Stormbringer (48k) RAM disassemblyIt's finally time to unveil the last of my Magic Knight disassemblies - [URL="http://community.dur.ac.uk/philip.anderson/disassemblies/stormbringer-4…
... .uk/philip.anderson/disassemblies/stormbringer-48k/"]Stormbringer 48k[/URL]!
As ... -
Replacement 3D printable case on thingiverseI'd like to know people's thoughts on this: [url]http://www.thingiverse.com/thing:226892[/url] It claims to be a replacement case for the rubber ke…
... claims to be a replacement case for the rubber key Spectrum ... but:
1. The case appears to be in three ... cool to print a white case. -
Spectrum 48k "console"As title says... I'm after a 48k please?
As title says... I'm after a 48k please? -
Harlequin case label concept?Hello everyone; I have been thinking about constructing a case for my Harlequin board. Nothing too outlandish; a sheet-metal case very close to the…
... been thinking about constructing a case for my Harlequin board. Nothing ... too outlandish; a sheet-metal case very close to the Spectrum ... prefer the upper- or lower-case "H", but there we go ... -
Keyboard compatability question (in theory)I don't have access to check this and an image search on Google etc does not always lead to accurate results. Anyway, in theory: Can I use a 48+ / …
... in a black +2A / 3+ case ?
The reason for ... so if that's the case then I can use a ... cased +2/+3 with a 48K board inside (this is what ... -
Spectrum 48k ProblemsHi all Got my 48k today but it's playing up abit... First time i turn it on it was like this: [IMG]http://s26.postimg.org/hlg9d3f3d/IMG_20140830_…
... all
Got my 48k today but it's playing ... -
48K Ram Check Command not workingI am trying to repair my Spectrum 48k. It is having issues loading games, sometimes they load all the way to launch and then the speccy resets. Oth…
... trying to repair my Spectrum 48k. It is having issues loading ... -
Wanted: Case for ZX Spectrum (16/48/48+)Hi, I've been kindly given a project by a forum member which is gratefully received. I'm looking for some kind person to give/sell a spare shell c…
... give/sell a spare shell case , any condition, just so I ... -
48k - Why Won't it Buzzzz?Hi WOS ;) I bought a load of Spectrum games off eBay and thrown in for good measure was a 48k 1984 Issue 6a circuit board that I was told was for sp…
... for good measure was a 48k 1984 Issue 6a circuit board ... which now works as a 48k instead of 16k :D
48k Spectrum "Jail Bars" Removal?Hi all Just curious I think I saw a post here about the bars that go down the screen on some 48k's I think he referred to them as "jail bars". Any…
... down the screen on some 48k's I think he referred ... ]http://ridgedpixel.co.uk/projects/48k/29.jpg[/IMG]16k to 48K upgradeHi everyone I was just wondering if anybody knows if it is possible to upgrade a 16k Speccy to a 48k with the required RAM chips. If this is possibl…
Hi everyone
I was just wondering if anybody knows if it is possible to upgrade a 16k Speccy to a 48k with the required RAM chips. If this is possible where would i get them from.
thanks a lot
BenammiPictures of 48k ZX Spectrums Showing the Important Voltages[SIZE=6][B]Pictures of 48k ZX Spectrums Showing the Important Voltages[/B][/SIZE] [URL="https://farm4.staticflickr.com/3841/15005543009_7bcf3b3031_o…
[SIZE=6][B]Pictures of 48k ZX Spectrums Showing the Important ...48K misplaced coloursHello to everybody! Slowly recapping a otherwise working Issue 6A 48K. All new caps aroud LM1889, 7805 and DC-DC converter, which improved ripple an…
... a otherwise working Issue 6A 48K. All new caps aroud LM1889 ...48k Stops loading and resetsI've just fixed the problem I had with my Issue 2 Spectrum only showing 16k memory by replacing all of the upper ram. With that job done I've done a …
... try to load anything for 48k the speccy just don't ...Wanted: ZX81 caseJust found my old Issue one ZX81, ULA type 8120 (no other markings on the chip). Looking for a case to put it in and hopefully restore to full worki…
Just found my old Issue one ZX81, ULA type 8120 (no other markings on the chip). Looking for a case to put it in and hopefully restore to full working order.
Cheers guysIssue 6 repair with a twist...(Starting with a slight grump - the forum ate my first attempt at this so this'll probably end up being a bit terse :)) I got a Issue 6 48K machine …
... /> I got a Issue 6 48K machine in a couple of ... [/IMG]
In this case certain pieces of data handled ... />
One last oddity - the case in which this board resides ...48k TV IssuesHi all Quick question, how can i improve my 48k picture? (without composite mods...) currently it looks like this: [IMG]http://s26.postimg.org/oox…
... , how can i improve my 48k picture? (without composite mods...)
48+ Case and +2A case wanted pleaseThe 48+ case is more important :) The +2A case not really in any hurry for. 48+ must have keys etc as I have a board awaiting a case and already ha…
... important :)
The +2A case not really in any hurry ... have a board awaiting a case and already have a rubber ... to pop it into a + case. :)
Thanks! Payment via ...Giving up on SpectrumsHi all... Bit of a downer post here... I'm really close to giving up on Spectrums.. My 48k has given me nothing but head aches since day one... and …
... up on Spectrums.. My 48k has given me nothing but ... happen when i closed the case so mailed the seller ... from the contacts when the case is on... seems logical ... to buy for this annoying 48k... It really is one ... entire top half of my 48k...
Annoyed : ...Keyboard for ZX Spectrum 16k/48k or HarlequinThere is a keyboard developed originally for use with the Harlequin but maybe used as well with any 16k/48k ZX Spectrum. The keyboards offer a great …
... as well with any 16k/48k ZX Spectrum. The keyboards offer ... /> There are 2 versions available, 48K-KDLXS as standalone version including ... is a rubber mat alternative 48K-KDLXR with other tactile switches ... IMG]
The 48K-KDLXS may also be used ...Sea Dragon on a 48KAnyone had This game working on 48K? The archive says it does, but no joy on emulator or hardware so far. Great game, used to play it on the Apple …
... had This game working on 48K?
The archive says ...Harlequin keyboards / housingsI have about 20 or maybe more ZX Spectrum 48K's, which I'm planning to sell in separate parts (refurbished boards, ULA's and cases). Now I'm interes…
... or maybe more ZX Spectrum 48K's, which I'm planning ... Harlequin owners want a refurbished case or just a plain and ...Smokin... more 48k woesHi, it looks like I've converted another Spectrum 48K+ into a smoke machine. I'd been rebuilding an Opus Discovery unit and everything looked good. …
... I've converted another Spectrum 48K+ into a smoke machine.
The Spectrum is a 48K ver.4S motherboard with Zorns ...
