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ZX81 & Spectrum Membrane manufacturerHI All, I noticed numerous questions regarding these. The original, and certainly the main manufacturer (if not the only one) was a company on the Is…
... working on a massive LCD clock for British Rail, using their ... -
I wonder if . . .An M68k could emulate a ULA. You know, like the ZX80 used the cpu for rastering the picture on the screen. This would mean that the people who clone…
An M68k could emulate a ULA.
You know, like ... -
ANN: Tipshop updated Tuesday, 29 May 2007Tuesday 29 May 2007 May's update in May. Spook, eh?! * Ladderman AKA Colin Attle sent in new maps for Galactic Gunners , Ku-Ku , Punk Star , Shark …
... na Harhan , Corsarios ,
Dungeon Master, The , Hyper Sports , MASK II ... -
Unconventional way of diagnosing a faultHi everyone Some time ago I got a 48k Spectrum (issue 3B board) in a pretty bad condition. I believe the power supply transistor TR4 failed, causing…
... I see here is that ULA will no longer access video ... . I can't just remove ULA from the circuit because it ... it possible to disable the ULA's video generation functionality (i ... you disconnect the oscillator from ULA?
Also, can someone ... -
A Spectrum that fixes itselfWell, the modulator on my 128K toastrack machine fixed itself. It used to drift horribly within the first half hour or so of power up, but now it's a…
... nice toasty warmth of the ULA, and regular use (I only ... -
RDS Software FAO Martijnhttp://www.worldofspectrum.org/infoseek.cgi?regexp=^Disassembler+and+Workbase$&pub=^RDS+Software$ Martijn my old friend, That TZX came from a genui…
... original Ablex tape duplicator's master tape too!
I ... -
FA: Loads of UNUSED Vintage Joypads/Joysticks/ControllersHi folks Just a quick plug for the glut of Joypads and Joysticks I listed on eBay yesterday ... I'm selling controllers for all manner of vintage p…
... [/URL]
[b]Sega Master System (upper left) & Megadrive ... -
Doctor Who The MasterThat has got to be one of the most exciting Who's i have seen, i was laughing with excitement it was like being a kid again roll on next week :)
That has got to be one of the most exciting Who's i have seen, i was laughing with excitement it was like being a kid again roll on next week :) -
Has WOS's clock gone mental?For 3 days now on the main forum page WOS has been saying that I last visited 27 mins ago at 1.45. No matter what time I log in, also it displays the…
For 3 days now on the main forum page WOS has been saying that I last visited 27 mins ago at 1.45. No matter what time I log in, also it displays the wrong threads as the most recent. Sometimes this carries over into the forums I enter and sometimes it ... -
RGCD - Free CD Diskmag[img]http://i40.photobucket.com/albums/e226/darthgord/rgcdcover.gif[/img] For those not in the know, the mag not only reviews the best new releases …
... 64, GBA, PC/Mac, Sega Master System and [B]Sinclair Spectrum ... -
Disappointing gamesWich is the most disappointing zx spectrum game ever? For me, [B]One on One[/B]. The first time I played it, was in C-64 version :evil: . Marvellous…
... game was [B]Kung Fu Master[/B] . The Arcade Coin-op ... -
Crap pre-installed in new computersMy battered 7 year old Toshiba laptop was stolen from my friends house and just got delivery of the replacement. His insurance did not pay up as he l…
... little icons next to the clock for extras from Dell and ... -
Disable onboard memoryWould this work...? Access to onboard I/O can be disabled by holding IORQGE high. Would it be possible to create a MEMRQGE in a similar way to disa…
...
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Z80 MEMRQ +----+--/\/\/\/---+------>ULA, top 32K RAM
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BASIC videosThere are two Master Class video cassettes appearing on YouTube the first chunk of which is here [url]http://www.youtube.com/watch?v=nhHEP6Ir9Sk[/ur…
There are two Master Class video cassettes appearing on ...ZX Spectrum 128+ problemsHello!I recently purchased and got myself a spectrum 128+ from ebay.The item did not have an original power supply so i got a power supply of 9volts …
... output) or a faulty Ferranti ULA chipset?
Unfortunately spectrum ... from tv.
If ULA is the problem does anyone ... know if there are replacement ULA chips?I know that ferranti ... .uk/T34VG1-USSR-Made-of-ULA-Chip-for-Z80-CPU-ZX ...Fuse for Mac OS X beta releasesA beta version of Fuse for Mac OS X has been released at the dedicated sourceforge project: [url]http://sourceforge.net/projects/fuse-for-macosx/[/u…
... active, as the +2A/+3 ULA applies contention only when MREQ ...Home made SinclairsHi, I mentioned in another thread that I had made a ZX Spectrum out of spare parts. If you'd like to see my efforts, I've set up a simple web page o…
... anything clever like make the ULA circuit out of 74-series ...Poorly Spectrum + Fault diagnosis help needed!Hi, I've got a Spectrum+. Sometime in the past I broke it and sent it off to be fixed. It came back working good as new, but with an issue 2 board i…
... are getting excessively hot. The ULA gets a bit toasty, but ... that was normal anyhow. The ULA is a Ferranti 6c001E7.
Spectrum 128K - Needs Your HelpI have a Spectrum 128K (with the external heatsink on the RHS) it is a 1985 Version 6K mainboard, I got it out of the loft the other day and it wont …
... RAM chips (soldered) and the ULA is marked 7K010E5.
Any ...how HOT!How hot can ye let yer hard disks to become, before needing to get yer icepacks out? My previous computer had some old 540Mb Conner disks so hot tha…
... on since about 9 o' clock this morning, while I was ...Spectrum +3 disk drive errorsHello!As i am waiting for the ula chips to fix my spectrum 128+ i received another spectrum +3 i bought from ebay. I changed the drive disk belt as …
... i am waiting for the ula chips to fix my spectrum ...Ebay complaintsDoes anybody know how to complain to Ebay about Ebay? They's just scrapped my auction for a ULA chip saying it was an illegal item :lol: So apart f…
... scrapped my auction for a ULA chip saying it was an ...Light PhaserWill the Light Phaser light gun on the Sega Master System work on the Sinclair ZX Spectrum, and vice versa?
Will the Light Phaser light gun on the Sega Master System work on the Sinclair ZX Spectrum, and vice versa?Spectrum Diagnosis: Purple is not my colour!Hi, I thought the self-fault-finding amongst you might appreciate my learning experience this afternoon in fixing my home-made speccy 48K. Yesterda…
... Memory Controller... no seems fine. ULA board... again clean. RAM board ...Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
... ! 8-)
Both the ULA IO and memory contentions are ...Anyone knows how ULAs were designed?Hi I just finished reading a very interesting article about [URL="http://arstechnica.com/articles/culture/a-history-of-the-amiga-part-3.ars"]history…
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I'm guessing that ULA is a lot simpler that ...So many questions...I'm a regular reader of this forum and everyday I see so many questions people have. Questions regarding technological decisions made in the past. Qu…
The actual top ten Spectrum games EVER! : )I had a free moment and collected all the votes from the thread of "Top 10 Spectrum games ever". ([I][url]http://www.worldofspectrum.org/forums/show…
...
[*]Carrier Command
[*]Castle Master II
[*]Cobra
[*]Colony ...
