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1-resistor fix to +3 sound distortion issue - any feedback?I decided - with my Dad's help, since I am little less than a butcher when it comes to soldering - to fix my +3 sound issue. I noticed the less invas…
... - to fix my +3 sound issue. I noticed the less invasive ... -
+3 edge conn issueHi all, Long time 48k user, but recently bought a +3 off Ebay for fun. I made the composite video mod and have her up & running but, Have tried my …
... ), and also tried my Spectranet (issue 2) in it (yes I ... inside says it's an Issue 1 +3.....but like I ... -
Great to be back....and with fun to comeHi all, 1982: I bought a new 16k issue 2 in 1982, eventually got microdrives and a dktronics keyboard (version 1). Built a home made eprom programme…
... /> I bought a new 16k issue 2 in 1982, eventually got ... taking the schematic for the Issue 3 and reproducing it using ... mount parts (except for the ULA which will be the original ... -
Question for ZX81 GurusI have an ISSUE 1 ZX81 with a 2C184E ULA. If I ever need to change it, can I use one of the newer 2C210E ULAs? If I can, are there any other mods th…
I have an ISSUE 1 ZX81 with a 2C184E ULA. If I ever need to change it, can I use one of the newer 2C210E ULAs?
If I can, are there any other mods that need done at the same time for it to work? -
RAM issue for potential 48k buy?Hi guys I've got a 48k in my sight for ?20 but... it has an issue: [QUOTE]"I tested the computer and only displayed a distorted screen. Coloured …
... ?20 but... it has an issue:
[QUOTE]"I tested ... -
Issue 1 zx spectrum plus other goodys for saleI am selling loads of bits and bobs from my own personal collection including a zx spectrum issue 1 , printer ect . I am trying to raise money for a …
... collection including a zx spectrum issue 1 , printer ect .
I ... -
Needed: Action Comics issue oneBad news, everyone. I've just been to the hospital, and they said that I've got too-much-posting-ituss, and I might have to stop posting at WOS. I kn…
... , except for one, the first issue of Action Comics, released in ... -
Short Circuit Damage?Hey Spectrum fans, Currently trying to diagnose what is wrong with my 48K Issue 4B ZX Spectrum. The initial problem was the fact it would not boot -…
... is wrong with my 48K Issue 4B ZX Spectrum. The initial ... message.
Testing the ULA in another Spectrum board showed ... the ULA worked fine.
I ... -
ZX81 ULA questionRecently, I got a nice bundle of kit comprising of a ZX81, Memotech keyboard, PSU and brand new 16K Sinclair Memory pack. The ZX81 has a ULA with no…
... />
The ZX81 has a ULA with no ID other than ... /> Unfortunately all chips except the ULA are socketed. -
Issue 3 expansion connector problemI am having problems with an issue 3 Spectrum, that otherwise works fine, but does not recognize either the Interface 1 or DivMMC/Enjoy (which are bo…
... am having problems with an issue 3 Spectrum, that otherwise works ... -
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…
... measure was a 48k 1984 Issue 6a circuit board that I ... ; bars). I've placed the ULA, ROM and Z80 in other ... and donated to my poorly Issue 2 which now works as ... -
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…
... /> Slowly recapping a otherwise working Issue 6A 48K. All new caps ... . Still have to change C28 (ULA smoothing capacitor). However, there are ... -
XP POWER SR10S05 will not fit on Issue Two in a rubber key caseSo, FOR SCIENCE I decided to see if an XP POWER SR10S05 would fit on my Issue Two board in a rubber key case. Especially since it seems to be *juuuu…
... SR10S05 would fit on my Issue Two board in a rubber ... me because I have an Issue 3 48k which will fit ... I have now put the Issue Two into the 48k+ hard ... key case that the Issue 3 came from.
Issue Two board (you might be ... -
Spectrum sometimes boots with graphic issuesA while ago, my Spectrum 48K (issue 3B) broke down after fiddling with a brand new joystick interface in combination with DivIDE. Today I tested the …
... while ago, my Spectrum 48K (issue 3B) broke down after fiddling ... />
I tried to swap ULA with my otherwise broken Spectrum ... -
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 guys -
48k Spectrum ULA 6C001E-6 ChipAs title says, for sale: ULA 6C001E-6 Chip PM if interested.
As title says, for sale: ULA 6C001E-6 Chip
PM if interested. -
ULA queryDoes it matter which version ULA fits in a version of the spectrum motherboard, or are they are compatible with each other?
Does it matter which version ULA fits in a version of the spectrum motherboard, or are they are compatible with each other? -
+2e CF Card IssueOk, so i've just grabbed a +2e IDE machine, with a 128mb CF card. Works perfectly, a great bit of kit, BUT, I can't seem to get the CF card to be re…
... 't too much of an issue - but i've lost a ... -
Dodgey R62 / D16 on Issue 2?Hello all, I am still beavering away trying to work out why my Issue 2 fails and after a much closer visual inspection I noticed what looks like som…
... to work out why my Issue 2 fails and after a ... that R79 2k2 (Issue 6) or R62 15R (Issue 6) or R55 ... 56R (Issue 4 and less ... -
Hallowscream! Issue 6 - Tribute to Scream! Horror comic from the 80sIt's that time of year again folks! My brother and his fellow freaky scribblers have put together the 6th issue of [b]Hallowscream![/b] [img]http://…
Issue with Issue Two[img]https://dl.dropboxusercontent.com/u/25300140/Spectrum/Edited_ImageEasyImageEditor_20141111_84.jpg[/img] I'm working on an Issue Two that was sh…
... /> I'm working on an Issue Two that was showing black ...Issue 2 Spectrum - Black screenHi I have an issue 2 spectrum which I'm having some issues with. I bought it on ebay so have no idea of the history or how it came to be broken. Whe…
...
I have an issue 2 spectrum which I'm ... another note, I had an Issue 3 Spectrum that was also ...RF Video noise on Grey +2's with Z70700 motherboardHi folks, As we know, some limited numbers of Z70700 Iss 1 boards exist (reported by Ben [URL="http://www.worldofspectrum.org/forums/showthread.php?…
... of these, and has an issue with video noise on RF ... after extensive probing of the ULA outputs I wasn't able ... RGB output pins on the ULA, but is filtered somewhere between ...Issue 2 Upper Ram, Loading & ResettingI have a 48k Issue 2 Speccy and for the life of me can't track down what the problem is with it. I initially thought that some of the uppe ram ic's w…
I have a 48k Issue 2 Speccy and for the ... known good ram from another Issue 2, same chips with same ...RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... was reminded of a niggling issue.
Anyone seen anything ... have the same cutting out issue with the SNES and Master ...48k issue 2 video issueHi folks. I am currently tring to fix an issue 2 board. I was getting the yellow greenish screen. (also there there is a lower ram fault with it i th…
... currently tring to fix an issue 2 board. I was getting ...Issue 1 16K RAM bankFolks, I recently had a chance to fix a couple of Issue 1 boards, and learned the hard way that the chips in the 16K RAM bank have a different place…
... to fix a couple of Issue 1 boards, and learned the ... (IC13...IC6)
with Issue 1, chips arrangement is D7 ... naught. Sigh.
The Issue 1 board layout is not ...Issue 1 Speccy - ?6,000!Just seen this: [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-Issue-1-Console-Serial-No-001-000009-RARE-/141543731934?pt=UK_VideoGames_VideoG…
... .uk/itm/Sinclair-ZX-Spectrum-Issue-1-Console-Serial-No-001 ... .uk/itm/Sinclair-ZX-Spectrum-Issue-1-Console-Serial-No-001 ...Zero 0.7.1/0.6.6 releasedA quick update with fixes for a bunch of issues: ? Fixed issues in load and save binary dialog boxes (serbalgi) ? Fixed issues with going fullscreen…
... .7.1)
? Fixed crash issue on .Net 4 and above ... ) (0.7.1)
? Fixed ULA Snapshot (SZX) not loading correctly ...Issue Two 16K doesn?t like any keyboardI have a strange Issue Two 16K Spectrum here, that doesn?t like any keyboard. With the original keyboard fitted, it boots, but no key works. Okay, I …
I have a strange Issue Two 16K Spectrum here, that ...
