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ZX Spectrum +2B 128K sound distorted and vertical jailbars. How to fix it?Hello, I have a ZX Spectrum +2B 128K (Issue 4 Motherboard) which suffers from sound distortion (the AY music is loud and distorted) and also very fa…
... /> I have a ZX Spectrum +2B 128K (Issue 4 Motherboard) which ... -
The Rats not loading on +2bI'm trying to load The Rats (James Herbert) on my +2b from an original tape, but won't load in normal or 48k mode. Can anyone advise a way round this…
I'm trying to load The Rats (James Herbert) on my +2b from an original tape, but won't load in normal or 48k mode. Can anyone advise a way round this please? -
ZX Spectrum + 2 128K - Video Issue?Hi All, I have just picked up a secondhand +2 and am having a problem with it. :( When I power the unit on and hook it up to my TV with the RF cable…
[QUOTE=1024MAK;664706]Which model of +2 ... +2 model produced is a +2B. From the outside, it is ... /> Note that the +2A and +2B will work with a +3 ... />
Some +2A and some +2B are marked as such on ... -
Suggested Spectrum model for retro hobbyist?I'm planning on getting myself a Spectrum of some sorts to add one of the most famous 8-bit computers to my retro collection (already have C64, A1200…
... want a +2 or a +2B as they force you to ... ...
[/quote]
[QUOTE=1024MAK;666469]No, the "bleeper" sound ... -
Anyone using an RGB SCART cable with a +2A/+3 and LCD TV?In [URL="http://www.worldofspectrum.org/forums/showthread.php?t=44697"]a recent thread[/URL], I mused: [quote]Can +2As be composite modded? If so, I…
[QUOTE=1024MAK;717783]Sinclair/Amstrad made a ... I have is actually a +2B. The blurb on the underside ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;718266]I can't think of anything that needs doing for the +2B other than the floating bus mod for greater software compatablity (along with a new pair of ROMs).[/QUOTE]
Could restore the tape input to match the +2A/+3 -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;718266]I can't think ... that needs doing for the +2B other than the floating bus ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
... =1024MAK;718266]Is it really a +2A or is it a +2B ... that needs doing for the +2B other than the floating bus ... difference between a +2a and +2b? Is one significantly less common ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;719030]On some, yes.
... I believe there are some +2B's with +2A stamped on ... the bottom.
+2B's are much more common ... />
There are some with +2B on the bottom but also ... a good number of +2B boards inside +2A cases. I ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;719030]On some, yes.
... I believe there are some +2B's with +2A stamped on ... the bottom.
+2B's are much more common ... ]
Of the 7 +2B's that I own, 6 ... -
Checking a Spectrum +2AI've just bought a (working) black +2A, and whilst I await the new Scart lead and an appropriate PSU, I thought I would ask a quick question about an…
[QUOTE=1024MAK;719152]I have seen suggestions ... (larger size) they developed the +2B board to reduce costs.[/QUOTE ... ]
The +2B board isn't [I]really ... instead of one for the +2B and +3B -
DivIDE not working not starting on a 128k +2AMy newly bought DivIDE (57c version) BenVersteegs Black Edition (with 4 GB CF-Card) with installed ESXDOS 0.8.5 firmware don?t boot up on my +2A Spec…
[QUOTE=1024MAK;724090]
If this ... look for a set of +2B ROMs and redo the soldering ... -09-18%20DSCF0013%20128k%20+2B%20with%20just%20one%20128k%20ROM ... -
ZX Spectrum +2A and +2B - finding the true factsI'm confused. Some told me that a +2A has a +3 board, and the +2B got the simplified board. But I think that is not true. I have had over a dozen b…
[QUOTE=1024MAK;744176]I'm surprised when ... you can see that the +2B board is shaped so that ... degrees.
[QUOTE=1024MAK;744176]
If you want ... -
+2a problemHi guys just got a +2a from eBay. I can get the menu screen but none of the keys work. I had a look at the membrane, and it looks faultless. Anyone…
[QUOTE=1024MAK;750863]
I think someone ... a diagram of a +2A/+2B/+3 matrix, but I forget ... -
My TV is dying....oh no's!So I'm thoroughly enjoying my return to Spectrum life at the moment. But something is becoming clear to me. Or to be more exact, clearly fuzzy to me.…
... , I know....).
[QUOTE=1024MAK;760442]I have one. I ... ). However, when I tried my +2B and +3, I got a ... -
RS232 on Spectrum 128KDoes anyone actually use the RS232 port on the Spectrum 128K? Is there anything useful that can be done with it? I know about the keypad with the Sp…
[QUOTE=1024MAK;767193]The AY sound chip ... in the 128k/+2/+2A/+2B/+3 machines has one 8 ... -
Best 128k Speccy?Hi Which 128k Spectrum is the best from the point of view of the operating system, hardware design etc. Reason I'm asking is that I read on here th…
[QUOTE=1024MAK;772921][URL="https://farm8.staticflickr. ... a Grey +2, a Black +2B and a +3 (click for ... no connector, it's a +2B. -
New from Paul Farrow, the ZXC4This is exciting stuff!!!! Sorry if ive stepped on your toes Paul, wanted people to hear about it!!! [QUOTE]Hi I?m happy to announce the release o…
... still.
[QUOTE=1024MAK;781961]There is one caveat ... be made inside the Spectrum +2B/+3, inside the ZX Interface ... to be used with the +2B/+3. -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
[QUOTE=1024MAK;811642]I suspect the effect ... .
I have a +2B and a +3. They work ... -
Hacking a +2 into a shorter caseIf anyone's got a copy of the notes or text they posted about re-wiring the +2 joystick ports or hooking up a tape recorder to the motherboard casset…
... , 2015 15:04:32 GMT 1024MAK said:
All +2 ... :01:38 GMT 1024MAK said:
+2A, +2B and +3 schematics ... , 2015 19:54:26 GMT 1024MAK said:
Yes, but ... , 2015 21:55:42 GMT 1024MAK said:
Which +2 ... 2015 21:57:43 GMT 1024MAK said:
This is ... -
Harlequin 128k??Hi peeps... I've seen that you can do a 128k version of the Harlequin board. Is it just the standard board with different chips or is it a dif…
[quote="1024MAK;866975"]Well, if someone wants ... to go between a +2A/+2B/+3 keyboard and a Harlequin ... -
+2 grey tape 'pre echo'Previously posted this in the hardware updates section by mistake. Wondering if anyone can shed some light on this. Just picked up a grey +2 and…
[quote="1024MAK;870205"]The phrase "automatic level ... notice the effect on my +2b. Different cassette electronics? I might ... diagrams of the +2 and +2b decks.
What I ... -
+2B, installing joystick to internal port (via Atari adapter) kills keyboard totallyHello all. I'm once more a speccy owner, after something like 30 years xD Anyway, bought 128+2b from ebay. Works fine, except for the built-in joyst…
[quote="1024MAK;874485"]The inbuilt joystick ports ... etc.)
So my +2b works totally like it should ... -
+2A PSU ResurrectionHi all. I have a couple of +2A machines and a +3 with PSUs for each but I'm having a problem with one of them. I've replaced the internal glass…
[quote="1024MAK;879842"]If the power supply ... power supply for the +2A / +2B is not rated to supply ... happy to run a +2A / +2B.
[b][i]Mark ... -
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 …
[quote="1024MAK;893944"]
The +2B PCB has better sound than ... +2 grey in comparison to +2B? -
Getting a +3 working again (keyboard & tape socket issues)So, as part of my Spectrum restoration project I will also try to tackle the problem child among my fleet, the +3. PROBLEM ONE: Ever since I firs…
... +3?
[quote="1024MAK;897037"]1> The Amstrad ... the ZX Spectrum +2A/+3, +2B, and +3B here[/url]. [url ... -
ZX Spectrum spare parts : "endangered" and functional "extinctions" only It struck me how some Spectrum spare parts or parts that were used with Spectrums and that were commonly available are no longer available . The em…
[quote="1024MAK;901348"]I have no idea ... chips used by the +2A/+2B/+3.[/quote]
Short ... -
Send in the ClonesPlease name all the Spectrum clones out there ( I would say I need it back on my desk in 5 minutes , but I will be a bit more generous in this case!…
... with the Amstrad produced +2A, +2B, +3 and +3B there ... issue.
[quote="1024MAK;902142"]In terms of classification ... the +2A and the +2B separately because they use completely ... will add separate entries for +2B and + 3B.
... -
128K memory bank selection to avoid contention issuesI'm currently developing a game and I'm trying to get my head around the memory contention issues of the various 128K/+2/+2A/+3 spectrum models in or…
Thank you @1024MAK that really helps me to ... apply to the later +2A/+2B/+3 machines. For the 128K ... -
Confused whether I have a +2A or +2B?I opened up my newly acquired black +2A and what I see is that it's an Amstrad Z0833 Issue 2 board from 1988 . I was changing the resistor to make th…
[quote="1024MAK;921611"]
Amstrad never officially launched separate +2A and +2B models ...
