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Does Survivisection load & play on a real +2a?Hi All, My apologies, another question.. Would someone with a DivMMC and a +2a be able to confirm whether Survivisection runs and plays on it? …
... with a DivMMC and a +2a be able to confirm whether ... menu :( I actually own a +2a that need's recapping & ... -
Using +2B ROMs on a +2A motherboardHi I've recently acquired a +2A with an English keyboard, but Spanish system ROMs. I also have a faulty +2B, with a perfectly working set of Engli…
... /> I've recently acquired a +2A with an English keyboard, but ... +2B ROMs work in the +2A, or are there code differences ... -
Recapping parts list needed for +2a power supplyHello I've recently acquired a +2a power supply. It works, but given the age I'd like to do some preventative maintenance and refurbish it. Does a…
... /> I've recently acquired a +2a power supply. It works, but ... a replacement PSU for the +2a/+3 - or are they and ... -
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 …
zx spectrum +2A modulatorhi specy world , i recently sold a specy +2A with a modulator that looked different from the normal astec jobs .. it was VM-516/E36 b/wave inc taiwa…
... , i recently sold a specy +2A with a modulator that looked ...specie +2/+2A keyboard spring supplierscan i buy new keyboard springs for spectrum +2/+2A anywhere at a price that will not make me jump up and down like a spring ?? [url="https://phot…
... keyboard springs for spectrum +2/+2A anywhere at a price that ...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…
... With All Spectrums Except Spectrum +2A" . Well , in this particular case ... as well documented as being +2A incompatible as this one . Were ...zx spectrum +2A power supply missing -12v voltshey.. i'm looing at a zx spectrum +2A power supply that the -12v rail seems to be missing .. it has the 12 volts and 5 volts .. it is the version wit…
... looing at a zx spectrum +2A power supply that the -12v ...Spectrum +2AHi. Which are the SD card options that work with the +2A? Will DivIde work? Any other options? Thanks.
Hi. Which are the SD card options that work with the +2A?
Will DivIde work? Any other options?
Thanks.+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?zx spectrum +2 RGB cable /// pin out/ voltagesi have a +2 cable that seems to be made well from a well known supplier.. it actually came with a +2A i recently brought but most defiantly is not su…
... .. it actually came with a +2A i recently brought but most ... defiantly is not suitable for +2A it is the version made ... any resistors. (this is a TTL signal) and it uses the ...RGB Cable for Spectrum 128K +2Anyone have one for sale? Or know where I could get one - tried the highstreet stores but no joy :?( Is it a special Sinclair version or can I use …
Is it for a +2 or +2a? I know how to make one for the +2a but the +2 has a ttl socket.RGB Cable for Spectrum 128K +2Anyone have one for sale? Or know where I could get one - tried the highstreet stores but no joy :?( Is it a special Sinclair version or can I use …
ttl signals supposedly don't work ... tv but my Electron has ttl and it works fairly well ... is my instructions for a +2a. The socket on the computer ...video problem with 128kHi. I bought a 128K (the one with the huge heat sink in the right side) some years ago. Everything seems to work properly except the screen. It doesn…
dekh is right. The +2a/+3 has (almost) standard video ... /> The 128k/+2 has a TTL RGB output that cannot be ... need a monitor with a TTL input. This is why you ...Bright Pin on 128K RGB PinoutHi folks I have a 128K (non +2/+3) winging its way down to me at the moment, I would like to make up the RGB cable while its in transit to hook up t…
[QUOTE=Swevicus;197773]Will this work for the +2A?[/QUOTE]
+2A don't have TTL outputs and the Bright circuitry is already present inside the computer...General question about electronics I guess... (128k +2a)[Short question] When I very slightly put my finger on top IC15 on my +2A the TV picture becomes crazy and the spectrum acts if it just resets I don…
... on top IC15 on my +2A the TV picture becomes
TTL logic they replace, CMOS has ...RBG monitor for Spectrum?I'm using a very old TTL RGB monitor with my Spectrum, with a RGB adapter that I made many years for my Sinclair QL. It works perfectly with my QL, b…
... were produced as
RGBI (TTL)). check if there is switch ... the 128/+2 have TTL and the +2a/+3 analog RGB.. or ...Announcing: The +2A/+3 FLASH ROM adapter boardAs I've mentioned in a couple of other threads, this project is coming along quite well now, so I thought I'd post some details up here. I've built …
... />
[B]Sinclair Spectrum 128k +2a/+3 System Rom Flash Replacement ... rom images (a full +2a/+3romset). A TTL quad 2-input NAND ... IC. It plugs into a +2A or +3 motherboard in place ...RGB SCART Not Working on ZX 128K (heatsink)I've just received a SCART RGB to HDMI converter and it is not working with my ZX 128K (heatsink). I do have the correct 128K SCART cable (which is d…
... for me is analog. The TTL RGB signal from 128K is ... attention mostly to 128k vs +2A as that is what I ... about 128K, +2 RGB vs +2A,+3. Same thing with the ...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…
... .
So for the +2A you'd have to lower ... for the 128K: 0-5V TTL levels for RGB sounds like ...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…
... to me.
[B]+2A[/B]
RGB on DIN ... /> I'm confused, I thought +2A outputs RGB at 1.67V ... 1200[/B] - SCART Reference
RB on SCART: 0.58V
Here interestingly the RB values are half of the ...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…
... device work with my +2A. I believe the problem ... VGA adapter requires TTL sync. The +2A composite sync is ... analog and 128k sync is TTL. ... [B]Is there a way to convert the +2A ... composite sync to TTL composite sync[/B ...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…
... the hardware fix for the +2a/b/+3?
[IMG ... need a few HCT-TTL (best) or LS-TTL (good enough) circuits ...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…
... the hardware fix for the +2a/b/+3?
[IMG ... need a few HCT-TTL (best) or LS-TTL (good enough) circuits ...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 ...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 ...+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... . -->[b]BiNMaN[/b]: ZX+2A/B have analogue RGB signals ... +2 doesn't** (there are TTL levels) .
** except the mentioned ...+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... way to go, although its TTL RGB on the 128 and ... I believe that the 128+2a/b and +3 are almost ...
