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Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... . I noticed the resistance on RGB is done via 180 resistors ... as suggested on the various RGB documentations. Could that be the ... output signals to my working +2A SCART cable. Now I'm ... -
Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... R180 resistor from my +2A to the PIN 16 ... vertical ghost lines. The +2A SCART does not have ... by the online 128K RGB documentation. Could that cause ... it happens on the +2A also depending on the timing ... shows.
+2A
[IMG]http://photo.kupcik ... -
TR-DOS and DIVIDE emulationSome ZX emulators ([B]SPIN, FUSE, SPECEMU, SPECTACULATOR[/B]) contain configuration menu with possibility select ZX Spectrum model and interfaces. Bu…
... use compatible bus pinout, but +2A and +3 use new signals ... *.SCH file as virtual interface (SCHematic from Eagle). And for memory ... -
TR-DOS and DIVIDE emulationSome ZX emulators ([B]SPIN, FUSE, SPECEMU, SPECTACULATOR[/B]) contain configuration menu with possibility select ZX Spectrum model and interfaces. Bu…
... model (ZX48/128/+2). On +2A and +3 is it impossible ... *.SCH file as virtual interface (SCHematic from Eagle). And for memory ... -
Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... have a working 128K and +2A Scart cables, does anyone have ... seen on this image. The +2A image is crystal clear.
RGB signal lines? I tried to ... use "Ingo's" RGB enhancement schematics that he posted ... -
+2A/+2B/+3/+3B researchdoing my redrawing/correcting of the +3 schematic I'm uncovering lots of oddities in the service manuals. I am trying to work out what really exists…
... redrawing/correcting of the +3 schematic I'm uncovering lots of ... />
1) There are two +2A/B circuit boards (ISSUE 1 ... many differences between the schematic from the "+2A +3" diagram from ... them are errors as the schematic has several other obvious errors ... -
+2a CompositeWhile faffing around with my +2a I did a down and dirty mod from pin 6 of the tea2000 straight to the modulator output bit like the womble hack for t…
... 't like the rgb of the +3 and +2a/b's but ... -
+2A/+2B/+3/+3B researchdoing my redrawing/correcting of the +3 schematic I'm uncovering lots of oddities in the service manuals. I am trying to work out what really exists…
... ( I had the Spectrum +3/+2A scheme ) and discover this little ... />
you've found a schematic showing the transistor circuit instead ... -
+2A/+2B/+3/+3B researchdoing my redrawing/correcting of the +3 schematic I'm uncovering lots of oddities in the service manuals. I am trying to work out what really exists…
... ;480849]you've found a schematic showing the transistor circuit instead ... .speccy.org/imagenes/ordenadores/spectrum+2A-issue4.jpg[/url]
Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... here's what the completed schematic looks like (at a fairly ... C48
For a +2A motherboard omit... well, lots of ...Spectrum +3 and DivIDE+I have won a +3 on ebay. When it arrives, I know that I can use my DivIDE+ with it, but I have read about the +3E ROMs. I mostly use Spectrums to pla…
... stereo output.
The +2A/+3 circuit famously has terrible ... guesser. If I get a RGB lead for it, is the ...Spectrum +3 and DivIDE+I have won a +3 on ebay. When it arrives, I know that I can use my DivIDE+ with it, but I have read about the +3E ROMs. I mostly use Spectrums to pla…
... guesser. If I get a RGB lead for it, is the ... signal, or out of the RGB socket. All the sound signals ... network.
Regarding the +2A/+3 sound, I've not ...Spectrum +3 and DivIDE+I have won a +3 on ebay. When it arrives, I know that I can use my DivIDE+ with it, but I have read about the +3E ROMs. I mostly use Spectrums to pla…
... also want to get an RGB lead for it. If I ... use with ZX128/+2). On +2A and +3 this versions work ... incorrect. For +3/+2A must be used original FATWARE ...Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... this, I think the +2A/+3 schematic is done, so I'll ... -ip.org/public/spectrum/schematics/+2A+3schematic.png[/url]
Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... this schematic to spot a faulty memory chip on a +2A computer ... , but... I couldn't! The schematic lacks the ...Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... ]I tried to use this schematic to spot a faulty memory ... on a +2A computer, but... I couldn't! The schematic lacks the ... for clarity like the +2B schematic, Of course I missed the ... for the RAM chips. New schematic at the same URL.Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... schematic diagram [URL="http://alistairsserver.no-ip.org/public/spectrum/schematics/+2A ... -ip.org/public/spectrum/schematics/+2A+3schematic.png[/URL] contains bug ...Schematic ErrorThere appears to be an error in the Schematic for the 128k +2A and +3 the error is present in both the redrawn TIF version and the original drawing …
... schematic diagram [URL]http://alistairsserver.no-ip.org/public/spectrum/schematics/+2A ...What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…
... +2s as well) have an RGB/Peritel socket on the back ... the 128K spectrums (128+, +2, +2A, +2B, +3) have a built ...What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…
+2a would be better, because it ... forget about it and use RGB or composite if available.What Spectrum to choose?Hi i'm new to the Spectrum. I read 'bout it in CDA (Polish game magazine) and watched LGR review of the 48k and it REALLY interested me. What model m…
... ]avoid[/b] the +3 and +2A - a lot of them have ... " sound and picture get the RGB cable, but to get the ...The Ultimate Spectrum, made from old spectrumsGiven that all types of the Spectrum are less than ideal in one respect or another, I wondered what the ulimate refinement would be, but just using o…
... video mod done, but also RGB cable for Peritel socket (this ... plague.
Get a +2A with the +2B board (which ...+3 s-video outAs I mentioned in another thread recently I use my +3 through a TV card, there is therefore no way to make use of the RGB output, and the composite s…
... are better off with an RGB cable...)[/QUOTE]
well ... to use any of my +2a/b/+3's (I'd ...Spectrum +2 screen?Hello all! I would just like some advice on a Spectrum +2 that I recently bought. It powers up just fine with solid red light. I have connected a sc…
... -cased) Spectrum +2A and +2B output different types of RGB signal, so ...Spectrum +3' AY sound issuesHi everyone - first time poster. I just got a Spectrum +3 for Xmas, and I am over the moon at this - I used to write games which I have here on 3" d…
... 'd probably want a +2A case (black) with +2a (grey) innards.
RGB monitor with audio with it ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
... even banks non contended, and +2A/B/3 have banks 0 ... discrete TTL chips, not inside the ULA as in the +2A/B ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
... even banks non contended, and +2A/B/3 have banks 0 ... discrete TTL chips, not inside the ULA as in the +2A/B ... robocop) run correctly on a +2a/b/3 but don't ... 128ke scratchpad to make the +2a into an 'ideal' spectrum, ... the choice of the +2a was in particular due to ...Was the +3 a missed opportunity?I just wanted to gauge WOS opinion on this. Do people think that the +3 was a bit of disappointment that didn't really advance the hardware as much a…
... /> Also the rgb output on a +3 (and +2a for that matter ...Was the +3 a missed opportunity?I just wanted to gauge WOS opinion on this. Do people think that the +3 was a bit of disappointment that didn't really advance the hardware as much a…
... /> Also the rgb output on a +3 (and +2a for that matter ...contended memory...so memory contention on the toastrack and the grey +2 is in the wrong place compared to the documentation, yet the +2a/b and +3 it is in the correct …
... even banks non contended, and +2A/B/3 have banks 0 ... discrete TTL chips, not inside the ULA as in the +2A/B ...
