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AY volume on original 128k & grey +2 machines questionI loaded up Rick Dangerous tonight on my original grey +2 which reminded me of something that I've been meaning to ask for ages. Why do some games…
... Dangerous tonight on my original grey +2 which reminded me of ... & grey +2 yet when played on a +2A & +3 sound fine ... -
Swap +2A PSU for a +3 one?Hi there, Is anyone currently using a +3 PSU on their +2A and would swap for my +2A PSU? I hadn't realised I shouldn't be using it to power a +3 s…
... currently using a +3 PSU on their +2A and would swap for ... my +2A PSU? I hadn't realised ... using it to power a +3 so I'd like to ... -
Space Invaders Emulator for the Spectrum 128/+2/+2A/+2B/+3My Space Invaders Emulator for the Spectrum 128/+2/+2A/+2B/+3 is now available for download from: [url="https://c.gmx.com/sizx@gmx.com/DVQXAXrLRl2d…
... for the Spectrum 128/+2/+2A/+2B/+3 is now available for ... interface and on a Spectrum +2A/+2B/+3 with DIVMMC/DIVIDE
Need help from people with a +2A/+3Not sure where to post this. This is a plea to people with the actual hardware, naturally. Could you run this little program (both TAP and WAV fil…
... are provided) on a +2A or +3 and report what you see ...Need help from people with a +2A/+3Started a topic [url="https://www.worldofspectrum.org/forums/discussion/55141/need-help-from-people-with-a-2a-3"]here[/url] to get a broader reach, b…
... -help-from-people-with-a-2a-3"]here[/url] to get a ... ULA/bus polling on a +2A/3, but if @chernandezba’s observation ...Need help from people with a 48K/128K/+2 (not +2A/+3)Scared ya, didn’t I? Well, this one is very simple and not as involved as [url="https://www.worldofspectrum.org/forums/discussion/55142/need-help-fro…
... -help-from-people-with-a-2a-3/p1"]this bag of horrors ...Need help from 48K/128K/+2 owners (not +2A/3)!It’s hard to target the right demographic, so I’m repeating my humble request here. Could you, given a few spare moments, test [url="https://www.w…
... -a-48k-128k-2-not-2a-3"][b]this[/b][/url] for ...Which to buy? +2/+2a/+3?Sorry - I did a quick bit of lunchtime googling, it sounds like the grey +2 is the best machine, as it has the board without the reduced chipset. I …
... googling, it sounds like the grey +2 is the best machine ... a chance at a cheap +3 - is it a good one ... remember reading somewhere that the grey +2 was the sweet spot ...PS/2 Keyboard for +2A/+2B/+3?Hi everyone. I know there are several options (both DIY and off-the-shelf) to add PS/2 keyboard support to original models (and right up to the +2), …
... USB keyboard support to the +2A/+2B/+3?
I'm ... KVM switch, but for the +3 it doesn't appear there ...+3 PSU vs +2 PSUI'm referring here to the black +2's :) Now, a closer look shows the differences between the power supplies for these really is: "The 5V line is …
... closer look shows the differences between the power supplies for ... 700mA (200mA for the +2A) and the -12V at ... the +2 PSU with the +3.
My question ... of the requirements of the 3 inch drive ? [/i]
... mine has an internal 3.5 floppy which does ...can any 128k features be accessed from 48k mode on a +2, +2a, +3, etc spectrum?like memory paging, ay sound, etc. i have seen that you can jump back into 128k basic from 48k basic on the +2a and +3 machines, using a simple ra…
like memory paging, ay sound, etc.
i have seen that you can jump back into 128k basic from 48k basic on the +2a and +3 machines, using a simple randomize usr command.Correct EPROMs for flashing +2a +2b +3 system ROMsHello I'm looking for some suitable EPROMs with which to create +3e ROMS to fit to some +2a, +2b and +3 machines. Would these ones be suitable …
... to fit to some +2a, +2b and +3 machines.
Would ...+2A vs +2BFrom what I understand, the +2A like the one I have is black, while the +2B is grey. Logically, the +2B came after the +2A, but why is there a prefer…
From what I understand, the +2A like the one I have is black, while the +2B is grey. Logically, the +2B came after the +2A, but why is there a preference to the A model?
What are the differences?NTSC Spectrums?Being in the U.S., I missed the whole ZX Spectrum thing in Europe in the 80's. I've never seen an actual ZX Spectrum. I know that in the states the…
... the front page) and the grey +2 are near 100% backward ... later versions (the black +2a and the +3) are less compatible with ... to run cos of hardware differences, but even so the compatability ...What is difference between "128" and "128+"?What is the difference between a "Spectrum 128" and a "Spectrum 128+" ?? And I am not talking about the different looking +2's, etc. Tnx! blakes…
... I would suggest the +2 (Grey model) as these are generally ... the ROM issues that the +2a / +3 suffer from.\
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differences such that you really need ...Difference between +2 , +2a and +2bWhats the difference between these models Also if I was going to buy a 128k machine, whats the best one for games compatibility (from all 128k model…
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Differences between the +2's. The original +2 (the grey one ... with the +2A's. The +2A is basically a +3 but instead of ... controller lives in a +3. The +2A also shares the same ROM ... the bugs with the +2A/B and +3. Almost all of the ...Opus Discovery 3.5 inch disk driveWould one of these work on a +3 or +2a? So could you save games onto normal disks using a multiface 3 or another mulitiface (1 or 2?) for the +2a? W…
... Spectrum is a grey +2 - not a black +2a (the colour ... and above them on the +2a).
There is ... +2 and the +2a. One of these differences concerns the way the ... not work on the +2a or +3 without a special 'fixit ... a +2 or a +2a, and whether you are using ...+2 / +2a : What's the difference ?+2 / +2a : What's the difference ? I still haven't managed to find out this yet. Yes, I know I'm an idiot.
... problems on the +2A/+3 that will work on the grey +2. Off ... have graphical glitches due to differences in processor speed and memory ...Spectrum +2 A/B ManualsHi, please can anyone tell me what the manual for the black +2 looked like (black/grey) and how many pages etc. also what differences there are, if s…
... bulk of the +2 (grey) manual was taken from ... +2. My +2 (grey) manual has a shiny cover ... br />
The +2A (black) manual is basically the ... page variations between the +2A/+3 manuals start at Chapter 5 ... one. There are slight differences on many pages, although ...Connecting a ZX Interface 1 to a +2AI have a customer with a Spectrum +2A computer - he has a working ZX Interface 1 and microdrive which has been tested with his +48 machine. However,…
... of +2A/B or +3 because on these machines there are differences compared ... to the Sinclair made machines (+2 grey included ...Connecting a ZX Interface 1 to a +2AI have a customer with a Spectrum +2A computer - he has a working ZX Interface 1 and microdrive which has been tested with his +48 machine. However,…
... of +2A/B or +3 because on these machines there are differences compared ... to the Sinclair made machines (+2 grey included ... have done right with the +2A was to ensure existing Sinclair ...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 …
... that toastrack and +2 grey have odd banks contended and ... non contended, and +2A/B/3 have banks 0-3 non contended and ... />
In the toastrack/+2 grey, the paging hardware is implemented ... toastrack/+2 because of the differences in contended memory.
< ...Why do games work using USR0?I'm trying to get Terramex to work from disk. In the [url=http://www.worldofspectrum.org/forums/showthread.php?t=34332]thread about +2A/+3 incompatib…
... what is USR0, and the differences between 48k and USR0 mode ... . But 128k and +2 (grey) have banking and Terramex works ... mode.
Maybe the +2A/+3 interrupts do something nasty and ... of Terramex works in my +3. It's been stripped ... make it crash in +3.Are there any differencies between Speccies in different countries?I am asking for differencies of ordinary Speccies, not clones. Can I travel to foreign country, buy Speccy from fleamarket and except it will run at …
... are a small differences in the audio circularity between +2A/3 and +2B ... /+3sound/"]+3 sound fix[/url]
128k & +2 grey are ... a bit better than any +2A/B & +3, but ...Spectrum +2 datacorderHi, my Spectrum +2 datacorder isn't working. Does anyone know if I can still load software through the tape/sound socket at the back of the machine i…
... for output. On the +2A, +2B and +3 it can be used ... />
[QUOTE=Nuno2009;379351]The +2A rear sound socket named "TAPE ... socket .
In "normal" +2A/+2B there is only output ... differences between 128k +2 grey Issue 1 ULA and 128k +2 grey Issue 3 ...Troubleshooting my +2To put this in context: a while back (i.e. late last year and earlier this year) I was looking to put together a compilation of modern Spectrum games…
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On the +3 I could load the program ... at 80 for the +3, but no matter what ... just freeze on my +2A but these are known incompatibilities ... incompatibility know of between a grey +2 and a toast ... screen. Are there further differences between +2s that I ...Compatible With All ZX spectrums Except Spectrum +2A.This topic may well have been mentioned before but I could not find it mentioned anywhere after a quick look . I have just found a game called "Solar…
Yes, the +2A, +2B, +3 and +3B versions are all very similar. All have differences compared to the 128k “toastrack” and the +2 (grey).
[b][i]Mark[/i][/b]Are 128K games more likely to crash than 48K ones?Hey, guys. I've been doing some experimenting with various games and even some music demos and apps, and I'm beginning to reach a conclusion that …
... .
BTW, the +2 (grey) is mostly electrically the same ... , the only differences are the ROMs.
The +2A, +2B, +3, +3B ...Spectrum +3 Sound problems.I recently acquired a Speccy+3 but there is a problem with it - the sound output through the TV is badly distorted, especially lower notes. Both the…
I recently acquired a Speccy+3 but there is a problem ... have tried my +2 and +2A machines and they both sound ... fine compared to my +3.
I have tried ... with the screw on the +3's modulator and it does ...
