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Dead issue 3b with black and white barsHi all, I've been donated an issue 3b which has some nice black and white bars with a few flashing blocks. I've done a few RAM tests and could spo…
... have noticed however that the ULA is very loose in the ... down a little on the ULA and then it started working ... A10 lines on my working issue 3 and got 0 ohms ... ROM, on my non working 3b, the A0 to A10 lines ... -
Datasheets of the Spectrum 128K +2 ICs.Is there any place where I can find the datasheets of the ICs of the Spectrum 128K +2? I have tried to look for each of them separately but for some…
... PCB issue number.
For information on the Sinclair ULA, this ... is known about them. The ULA used in the Spectrum 128k ... ) is a development of the ULA used in the earlier Spectrums ... ZX Spectrum +2A/+2B, and +3B are [url="http://zxnet.co ... -
The "Big Issue" about the ZX 48K rubber key Spectrum . Which Issue is best? There is no easy answer as every 48k rubber keyed Speccy owner will have their own favourite so it will be pretty subjective . But my favourite a…
Many issue 4 boards (A/B/S) ... , and divIDE. (Not an inherent issue with the board itself, though ... one fixes the problem.) The ULA, however, is much improved and ... speaking, anything starting from issue 3 (or 3B) is a good choice ... -
Non-Ferranti ULA 6C001E-7?Hello! I don't like Iss2 boards that much but after revising one Speccy like that for a friend, the results were so positive that I decided to have …
... to it.
[CODE]DATE ULA ISSUE(s)
8214 ... br /> 8341 6C001E6 3B
8342 6C001E6 3B
8343 ... 8401 6C001E6 3B
8402 6C001E6 3B
8403 6C001E 3B
... br /> 8419 6C001E7 3B
8426 6C001E7 3B
8428 ... -
48k packed up after cap changeHi all, I'm relatively new to the Sinclair world, my 8-bit repairs in past was lurking in the dark sides of Acorn, Amstrad and Commodore! I've got…
... issue between the Z80 and the ROM and/or ULA. Swapping the ULA ... board. However, only the issue 6A now works.
... bit perplexed why the 3B and the 4S should ... schematic for the relevant issue board, then check that ... polarity) as on some issue boards, there is a ... -
48k packed up after cap changeHi all, I'm relatively new to the Sinclair world, my 8-bit repairs in past was lurking in the dark sides of Acorn, Amstrad and Commodore! I've got…
... u][/i][/b]
"The ULA is mostly functional (it reads ... 4.90v (Both), 12.1(3b) and 11.85(4S) and ... -4.9 (3b) and -5.15(4s) - ... a schematic for the relevant issue board, then check that you ... round (polarity) as on some issue boards, there is a screen ... -
Repairs and Reparing.Hi All, Just finished resurrecting an Issue 3A board. Had black lines, so replaced the lower 16K RAM chips, Amazed they just cost a couple of doll…
... +2A, +2B, +3 or +3B machines (plus many other classic ... .
The ULA, Z80A, Mask ROM, and ... chips.
On issue 5, 6a, 128k (toastrack) ... fail. These, like the ULA are long obsolete. But ... fitted (boards with an issue number of 4a or ... -
Emulator compatibility with real SpectrumHi emulator programmers... Having spotted for the last 6 months that my iPAQ is still missing a Spectrum emulator I started typing last tuesday - an…
... the z80 for 69888 tstates, issue a z80 interrupt and update ... is slower because of the ULA)?
Or must I ... -
Crash Issue WantedI'm after a copy of my favourite Crash issue which is Issue 59 - December 1988. I don't need the tape, because I don't have a real Speccy, but would…
... of my favourite Crash issue which is Issue 59 - December 1988.
issue. It was the first one ... -
Sinclair Gebruiker magazine, Issue 1I picked up this Dutch magazine today (with some other misc Speccy gear...) and it appears to be the first issue, November 1984; printed by "Micro Pr…
... appears to be the first issue, November 1984; printed by "Micro ... -
ANN: ZXF Issue 2 publishedIssue two of ZXF (free spectrum magazine - PDF format) has now been uploaded and awaits your inspection. The new URL for the site is [url="http://ww…
Issue two of ZXF (free spectrum ... page.
Contents this issue include:
* Eight pages ... attention, work on the Christmas issue will be begining
very ... -
ZX DIGEST - ISSUE 1 - FINISHED!DEAR SPECCY FRIENDS! Its very simple, to purchase the magazine you need to take a subscription out for 10 euros. For this you will get the following…
... ZX Digest
* Each issue should be about 20 pages ... -
has anyone converted an early speccy to drive a monitor ?sorry if this is the wrong forum, but there doesn't seem to be a hardware one, per se. I've been looking through the schematics a bit today - it see…
... the main restriction is the ULA - if one from a 128 ... to a factory mod to issue 2 pcbs which actually provided ... -
ZXF issue three is publishedHello everyone, A festive issue three of ZXF is now awaiting your downloading at [url="http://www.zxf.cjb.net."]www.zxf.cjb.net.[/url] The actual P…
... everyone,
A festive issue three of ZXF is now ... print off.
This issue boasts 40 pages - 4 more ... than last issue - and includes:
* ... received in putting together this issue has been tremendous - the highest ... -
WANTED: 128k+ or 128k +2(early grey mod.) ULA chipHello, Attempting to repair my 128k+ speccy. Needs a ULA(IC1)chip from either a 128k+ or an early +2 will work also. If anyone has this chip or has a…
... 128k+ speccy.
Needs a ULA(IC1)chip from either a ... 's broken(other than the ULA), please give me a shout ... -
GSO Issue 3We are very proud to present our best issue yet, issue 3 of GSO. Theres plenty of Spectrum action in this issue too! It can be downloaded by going …
... proud to present our best issue yet, issue 3 of GSO.
issue too!
It can ... -
retro - edge issue 2ive just managed to grab a copy of the retro edge magazine issue 2 , its excellent , loads of reviews of old classics such as chuckie egg , lords of …
... of the retro edge magazine issue 2 , its excellent , loads of ... -
Anyone else bought 25th Birthday issue of PC World magazine?today I bought the (APRIL) 25th Birtday Issue of Personal Computer World magazine. There are a few emulators on there, including ZX81 & Spectrum, and…
... bought the (APRIL) 25th Birtday Issue of Personal Computer World magazine ... -
ZX DIGEST ISSUE 2 - NEARLY FINISHED!HI FOLKS! ZX Digest issue 2 is nearly finished, at the moment it looks like its going to be about 25-30 pages long. We have incorperated many new s…
... FOLKS!
ZX Digest issue 2 is nearly finished, at ... , hence the size of this issue. We are hoping to to ... release issue 2 towards the back end ... -
ZX DIGEST ISSUE 2 - NEARLY FINISHEDHI FOLKS! ZX Digest issue 2 is nearly finished, at the moment it looks like its going to be about 25-30 pages long. We have incorperated many new s…
... FOLKS!
ZX Digest issue 2 is nearly finished, at ... , hence the size of this issue. We are hoping to to ... release issue 2 towards the back end ... -
ANN: ZXF issue 4 now publishedIt gives me huge pleasure to announce that issue 4 of ZXF magazine is now available for free download at [url="http://www.zxf.cjb.net."]www.zxf.cjb.n…
... huge pleasure to announce that issue 4 of ZXF magazine is ... doing that :))
This issue features a focus on new ... -
GSO Issue 5 Launched!Plenty of Speccy related stuff in this issue: [url="http://www.gamestyle.net/magazine/"]http://www.gamestyle.net/magazine/[/url]
Plenty of Speccy related stuff in this issue: [url="http://www.gamestyle.net/magazine/"]http://www.gamestyle.net/magazine/[/url] -
NEW ISSUE OF COOL ZX-MAG!!Hi, ZX-freakzzzz!! I got a message that the newest issue of "Adventurer" mag - #14 - is finished and you can download it from gasman's site [url="ht…
... a message that the newest issue of "Adventurer" mag - #14 - is ... -
ANN: ZXF Issue 5 now availableWhat better way to spend a day of this summer swelter than to chill out in the sun with a copy of the latest issue of ZXF? :) Yes folks, ZXF05 is he…
... a copy of the latest issue of ZXF? :) Yes folks, ZXF05 ... .net.[/url]
This issue includes a new 'Retrospective' section ... />
One last thing - this issue is a much more streamlined ... of you who found last issue's 6MB download a struggle ... -
Crash Issue 37Hi there I would love to get the original copy of this as i have some very embarrasing pictures of me in it which i'm sure my friends will want to u…
... with the Top Gun cover, issue 37
If you ... -
ZX DIGEST ISSUE 2 - FINISHED AT LONG LAST!Hello everyone! I have finally finished Issue 2 of ZX Digest. The final touches are being applied and I' just tarting the thing up! Sorry for the lo…
... />
I have finally finished Issue 2 of ZX Digest. The ... -
ZX DIGEST ISSUE 2 - FINISHED AT LONG LAST!Hello everyone! I have finally finished Issue 2 of ZX Digest. The final touches are being applied and I' just tarting the thing up! Sorry for the lo…
... />
I have finally finished Issue 2 of ZX Digest. The ... -
ZX DIGEST ISSUE 2 - FINISHED AT LONG LAST!Hello everyone! I have finally finished Issue 2 of ZX Digest. The final touches are being applied and I' just tarting the thing up! Sorry for the lo…
... />
I have finally finished Issue 2 of ZX Digest. The ... -
ZXF Issue 6Issue 6 of ZXF, the free PDF magazine for the ZX Spectrum, is now available for download at [url="http://www.zxf.cjb.net."]http://www.zxf.cjb.net.[/u…
Issue 6 of ZXF, the free ... .[/url]
This Christmas issue includes:
- Thirteen pages ... people have contributed to this issue, so a big thankyou to ...
