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BooHoo....Broken Speccy on 25th anniversary!Speccy broke today (today of all days!!) I'm presented with black screen on power up, anybody any ideas what might have gone wrong and any repair ti…
... , but I do have an Issue 4S board I can swap it ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
That's odd, I can hear the coil on an Issue 4S board. (I've also had a hairline splatter from desoldering cause a short on an 4S board despite the green solder resist on both sides).
Wonder what the wave form going into the coil looks like. -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... fitted as standard on an issue 4S board, if you have, it ... I changed the 6s to 4s - got confuzzed.
Maybe ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... I have seen personally inside Issue 4S machines.
I'm ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... (disc caps are used on issue 4S boards), is cracked, a small ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
I have to go out, but when I return I will take some current readings from an issue 4S board for you. -
Load games on real speccy via laptop?Not sure if i've put this in the right place.. but, I have a speccy 48 which has never been turned on apparently, so i turned it on this morning and…
... , I could swap a working Issue 4S board with your dead board ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... Harlequin.
On an issue 4A Spectrum (NEC)
[CODE ... tried it on my Spectrum+ (Issue 4S - Zilog):
[CODE]00 ... the same results as my 4S.[/I]
[B]Philip ... -
Contention and floating bus timingHello, I was recently playing a bit with memory contention and floating bus stuff in ZXDS and there is one thing which puzzles me a bit. It is the d…
... .
What about the issue 4S (Zilog) results I just 'edited ... Zilog Z80: same as the 4S results[/I]
Kind ... -
Work In ProgressHi folks, Many people ask what is in the pipeline to avoid sourcing tapes/disks/carts that we've either already dumped or have as WIP. They may rem…
... suspected MIA
48K issue 05 Monser S.A.
Run Issue 02 Ediciones Ingelek
SC3 ... Spectrum
Video Spectrum Issue 27 Video Spectrum
... Video Spectrum Issue 28 Video Spectrum
... -
Spectrum Dead On Arrival StatsDr. Rupe, who worked at Sinclair Research at the time, sees parallels with Microsoft and the XBox saga [url]http://community.zdnet.co.uk/blog/0,1000…
... was in 1984, when the Issue 4S board was being made - by ... -
Spectrum Dead On Arrival StatsDr. Rupe, who worked at Sinclair Research at the time, sees parallels with Microsoft and the XBox saga [url]http://community.zdnet.co.uk/blog/0,1000…
... was in 1984, when the Issue 4S board was being made - by ... -
sinclair zx spectrum issue 6a (again) - how to repairHi All, Is there someone who may explain what these jumpers can be used for. [url]http://forest.no-ip.org/repair/jumpers.gif[/url] <- this is from …
... begun to repair a spectrum 48K issue 4A with ULA6C001e-7. I ... also have a spectrum 48k issue 3 with ULA6c001e-6. I ... the ULA of issue 4A.
The issue 3 with ULA6c00e ... shows initial screen)
The issue 4A with ULA6c00e-6 shows ... -
Zx Spectrum 48k,128k e +2Hi, I'm looking for Speccy 48k issue 5, a Spectrum 128K issue <>6U and ZX Spectrum +2 grey issue 2 and 4. Matteo
[QUOTE=powerhp73;256553]Hi, I'm looking for Speccy 48k issue 5, a Spectrum 128K issue 6U and ZX Spectrum +2 grey issue 2 and 4.
Matteo[/QUOTE]
I dont think there is an issue 5 48k speccy, it went straignt to issue 6 after 4B. -
Buzzing SpectrumPicked up a Spectrum + (48k) today at a car boot, for 3 quid:-P On the plus side it does work, however it does buzz pretty bad. What normally causes …
... + machines generally were Issue 4S and newer (did Issue 4S ever show up in ... -
Buzzing SpectrumPicked up a Spectrum + (48k) today at a car boot, for 3 quid:-P On the plus side it does work, however it does buzz pretty bad. What normally causes …
... + machines generally were Issue 4S and newer (did Issue 4S ever show up in ... other day.. inside is an Issue 2 board, so I guess ... -
Buzzing SpectrumPicked up a Spectrum + (48k) today at a car boot, for 3 quid:-P On the plus side it does work, however it does buzz pretty bad. What normally causes …
... + machines generally were Issue 4S and newer (did Issue 4S ever show up in ... . on it, it was a 4S. Having said that, I know ... , but it was definitely a 4S originally. -
Speccy 48In my messing around with hardware, I have managed to nacker a Speccy 48 board. Specifically, i have managed to mess up the power inverter section. …
The 4S is the issue 4 board fabbed by Samsung.< ... just happens I have an Issue 4S board here, and TR5 is ... -
IBM Floppy Disk Drive for Spectrum +3If I connect one up, will I be able to download roms and write them to a floppy with my PC, then play them natively on my Spectrum +3? What format di…
... quote me) as the standard 48K issue doesn't have the connector ... -
IBM Floppy Disk Drive for Spectrum +3If I connect one up, will I be able to download roms and write them to a floppy with my PC, then play them natively on my Spectrum +3? What format di…
... quote me) as the standard 48K issue doesn't have the connector ... a +3, not an old 48k rubber keyboard job.
What we gotI moved house and I have setup my Spectrum gear, I was looking at all that I have and was thinking what else do others have in there collection? Ok …
... memopack - both pristine.
1 48K Issue 1 (with Sinclair 32K memory ... 16K Issue 2. One boxed in excellent condition.
3 48K Issues ... which is pristine.
1 48K+. Small amount of wear to ... Bomb?
A few 48K issue 3 and 6 MB's ...Pera Putnik's RGB interfaceI am sure some (if not many) of you will have seen Pera Putnik's RGB interface [URL="http://members.tripod.com/%7Epiters/uvyrgb.htm"]circuit diagram…
... a 48k+ with issue 4b board. The picture of my rubber 48k (issue 2 ...issue 4s for reapirHi All, This time I have issue 4s for repair :) Here is few screen shots and small movie after boot. [url]http://forest.no-ip.org/issue4s/[/url] I kn…
... ]
transistors in this version (issue 4s) is very strange (not zte ...Photos of MODIFIED ZX SpectrumsIf you have ZX Spectrum/clone with any modification(s), please release photos: (or send me your photos to --SPECCY(a)SEZNAM.CZ--, I upload all to my …
... ,
My Sinclair ZX Spectrum (issue 3b) in custom case in ... />
and one Sinclair ZX issue 6a with only composite video ... /> total:
1 x sinclair issue 6a
3 x sinclair ... issue 2
1 x sinclair issue 4b
1 x sinclair issue 4s ...Need to amplify output of voice recorderHello all! 1st post, so be nice to me... Pleeease! Well. I have several Spectrums (working: 3x 48k, 1x +, 1x 128k "Toaster", 1x +2 and 1x +2A; bust…
... p/p loaded perfect on 48K Issue 3.
Decreasing the level ...16 K Sinclair Spectrums Still Available?Hi. I wanted to know if the 16 K Sinclair Spectrums are still available to buy. I have looked around on the net without any success. Maybe someone kn…
... must be removed on an 48K issue 3b motherboard to have 16K ...16 K Sinclair Spectrums Still Available?Hi. I wanted to know if the 16 K Sinclair Spectrums are still available to buy. I have looked around on the net without any success. Maybe someone kn…
... must be removed on an 48K issue 3b motherboard to have 16K ... the upper 32K. On an issue 2 board they're socketed ... to desolder them from an issue 3 or above.Partslist ZX 48K issue 4 PCBHas anyone the partslist from the ZX 48K issue 4 PCB? I can only find those from issue 1, 2, and 3. Thanks! Micky
... the partslist from the ZX 48K issue 4 PCB? I can only ... find those from issue 1, 2, and 3. Thanks ... is no schematic for the issue 1 - which is damn annoying ...
