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+2B ram chips?Hi all, I have got 2 Plus2B`s and 1 Plus2 gray case. Ok the one Plus2B don`t work, so I tried to see if I could pin down the problem. I changed the …
RAM or ULA chip would be my major suspects ... obviously been inside it. The ULA can be done, but as ... -
My SurplusHere's a list of stuff that I plan to sell. Please let me know if you're interested in any of the items listed below. If you need pictures or more de…
... . It this necessary because the ULA can't drive one 75 ... can send "to heaven" the ULA chip... -
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?[/QUOTE]
Could ... kind of malfunction being present (ULA, modulator).
Also, what ... uk/T34VG1-USSR-Made-of-ULA-Chip-for-Z80-CPU-ZX- ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... before - what happens is, the ULA get very hot and the ... ) was cured by replacing the ULA. [/QUOTE]
The above ... screen goes yellow and the chip starts to smell!
ULA chip.
Simon -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... . Have you tried a different ULA chip?
Check the LM ... chip - is it a 74LS device? ... Sometimes the 74LS chip was substituted, and always goes ... :)
+2Man - your new ULA should have arrived today - let ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... . Have you tried a different ULA chip?
Check ... device? Sometimes the 74LS chip was substituted, and always ...
Its an LM1889 chip and its new, it was ... as wide as the ULA chip and a bit thicker ... heatsink) and made many ula heatsinks by cutting it ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... spectrum and replace the bad ula chip.
Who could imagine that ... -
Plus2B modHi all, Been tinkering with a few ideas on a Spectrum+2B The idea being what if I want to load a program direct from the PC to the Spectrum? It cant …
... volume control! You may "overkill" ULA chip. I think there isn't ... -
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…
How can they call a ULA chip illegal? A friend of mine sells items like it all the time with no complaints. -
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…
... :
150142993529 - ZX Spectrum ULA chip
Your eBay ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... right hand side of the ULA Chip. So maybe theres no volts ... -
Does anyone have any working Ferranti's?Does anyone know where I might get hold of a Ferranti ULA5C112E-3?? I think this is the problem with one of my rubber key 48K's as it otherwise wor…
... right hand side of the ULA Chip. So maybe theres no volts ... -
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…
... my auction for a genuine ULA chip which in no way violates ... -
+2B problem stillHi all, I have a spare +2B that still dont work. Richard kindly sent me 4 x 4464 ram chips but the +2B still dont work I have swapped over both ROM`s…
... ? If so, then bad news: ULA chip probably. Unless you can get ... 're gonna get a spare chip from is a working +2a ... of a job, changing a ULA chip, unless you have the right ... -
Spectrum modsHi all, Looking at my Spectrum stuff and the mod`s I have done. How many of you out there have done Spectrum modifications? And what are they? 1. …
... and you WILL blow your ULA chip. For this reason, follow my ... -
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…
... would be to reduce my 'ULA' implementation onto a CPLD. ... no shortage of spare ULA chips doing the rounds, ... a need for EVERY chip/part in the Spectrum' ... obviously shown with the +3 ULA chip - only source for those ... likely to be the ULA chip. The ULA in a +3 is ... -
What did Spectrum BASIC lack (and was BBC BASIC so good?)Over the years, I've read in various multi-format magazines, that BBC BASIC was probably the best BASIC available on an 8-bit machine. I've never use…
... down to the BBC's ULA chip or video hardware or whatever ... surely only instruct the relevent chip what to do, so I ... -
Speccy just snuffed it while playing 3D Pinball :(I have two speccys but the one I use most has just given up the gost! :-( game froze up and now all I get is flashing patterns and lines:-( Everyt…
... Spectrums. Behind that falls the ULA (and probably quite a far ... 3B. I do have another ULA chip I could maybe try although ... I should try this other ULA first though?
Thanks ... -
Wtf??I won this NZ auction earlier this week [url]http://www.trademe.co.nz/Browse/Listing.aspx?id=116509561[/url] and have been to collect the hardware th…
... turned out to be the ULA chip. Swapping it over with the ... ULA from my speccy brought it ... piggy backing a known-good chip on all 8 of the ... one get hold of a ULA chip these days? Speccies down-under ... -
Video output (48K)Hello! I've made video mod on my Zx Spectrum. Now the problem of scanning (and tuning) to right channel is history for me. But, now I have another …
Also i have rolling lines on the lower part of the screen. I think is "digital noise", maybe a bad voltage decoupling on the ULA chip. If i have one PERITEL (RGB) adaptator this will help to eliminate faults on PAL encoder chip (LM1889). -
If......If we were overnight zapped back to the stoneage, (make lots of shortcuts, and ignore this that and the other, not to mention the bleeding obvious, l…
... buy a spectrum ULA chip, or even a 74LS74 chip. You cant phone ... out of luck for the ULA. Try and find a shop ... sell you a Pentium 233MMX chip too, again you are almost ... -
Video fault with my spectrum, any ideas?Spectrum not working, CPU still seems to work, as the "BEEP" command still operates if machine is plugged in, however it no longer displays a picture…
If you make sure its not an RF cable or a TV problem, its the ULA chip. -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... its not good) if the ULA chip is damaged and its not ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... . The cause is a faulty ULA chip
Also:
ULA chip – these are usually ... easy. Carefully lever the chip out of its socket ... flat screwdriver blade (or chip puller if you’re ... (the notch on the ULA chip goes towards the back ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... /> Steez if its actually the ULA chip i find it very hard ... .htm[/url]
its the chip inside the white square. The ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... /> Steez if its actually the ULA chip i find it very hard ... .htm[/url]
its the chip inside the white square. The ... you how to replace a ULA chip. Which seems to be the ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... (which may mean that the ULA chip might still be good - which ... , GTS, thanks for pointing the chip out, I was hoping it ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... you how to replace a ULA chip. Which seems to be the ... /> There's no one kind ULA chip that fits every spectrum made ... of.
The ULA that fits on a 16k ... the early versions)
The ULA that fits on a 128k ... +2 grey
The ULA that fits on the +2a ... -
+2a datacorder problemsHelloooo, how's it going? Reason I'm posting is that 1) I'm a massive speccy fan, it was the first range of computers I ever owned 2) I'm having rea…
... ]There's no one kind ULA chip that fits every spectrum made ... know of.
The ULA that fits on a 16k ... the early versions)
The ULA that fits on a 128k ... the +2 grey
The ULA that fits on the +2a ...
