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Original Grey +2 Picture IssuesSo, I have my +2 connected to an old CRT TV, and the Speccy has been working fine. Decided to have a shift around, but once I moved the +2 i've lost…
... like the internal DC-DC voltage converter / inverter on the Spectrum ... the +12V pin on the RGB/monitor socket.
With ... -
Purchasing Advice for an ignorant AmericanHello, I am a retro computer enthusiast who lives in the United States. I am currently looking into importing a model from the UK, and would like whi…
... ) need a multi-pin multi-voltage power supply, which is a ... cable for the multi-pin RGB socket, or modify the RF ... -
Harlequin 128K minor problems.....Hi All, I've just assembled my Harlequin 128K kit, I had initial problems with it that I traced to not having soldered all of the pins on a couple…
... very low resistance to avoid voltage drop on the 5V line ... a SCART cable with RGB on a RGB monitor or to inspect ... -
Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... you're going to use RGB modify that to give the ... , now ... I'm going the RGB route, one website I've ... 2a and 3 need the voltage on the blanking modified, 2b ... done to approx the correct voltage?? I think amstrad model speccys ... -
Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... designed to drive TTL RGB monitors so has no ... a blanking signal on the RGB socket.
The ... will result in the voltage on the SCART blanking input ... the 12V connections on the RGB socket.
A more ... pin to the SCART RGB blanking input, and the ... -
Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... pin 16 for blanking for RGB? what I want to do ... 'in scart' to lower the voltage for blanking, ie 12v to ... -
Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... the RGB socket isn't really "12V". That's the voltage on ... ://en.wikipedia.org/wiki/Voltage_divider"]voltage divider[/url] circuit. R44 ... TV and thus increases the voltage into the acceptable range. The ... so doesn't pull the voltage down. Alas because Amstrad ... -
Spectrum 128k 2a or not 2b....Just picked up a +2 black case version and I'm in as little bit of a quagmire, The case is definitely black, has '+2A' stamped on the bottom, but in…
... grey to get the correct voltage level for blanking? Is there ... mod to get the correct voltage levels for both the blanking ... a +2 to configure the RGB socket for SCART you should ... -
best scart cable for a toastrack?just wondering if there is a good scart cable for the toastrack available? might do the byte delight stereo mod also.
... to get the SCART blanking voltage from the toastrack RGB port. -
What mods do you recommend for a +2aHello all, I have recently got a +2a, that is running nicely. I'm thinking of modding it. I have read that the +3e rom is a good option. what else…
... output. I have ordered an RGB to Scart cable, so that ... do a mod to get RGB SCART working correctly. There's ... resistor value correctly so the RGB blanking voltage going to the TV ... awkward (involves cutting a track) RGB output mod you can do ... -
I'm totally confused now, RGB, composite, SCART what?Hello everyone. I have a +2A coming from the UK and I am wondering how I'm going to connect it to a modern TV. The TV has inputs on the back that ar…
... models have a much better RGB output made for computer ... not Composite.
RGB
Din type connector ... just at different voltage levels? Hence many people buy RGB to SCART ...
So
is RGB the same YPbPr ?
From ... -
128K Toastrack (Noisy video output)Hello there guys! Need all of yours guides and advices. Some time ago I bought a nice looking 128K from eBay (motherboard v6K) and put it aside for…
... had take into account that RGB->SCART adapter was connected ... was the main reason of voltage drop because when I pull ... -
I can't get my +2B to work over RGB to SCART.Hi so I have a black +2B and no matter what I do I get a black screen using the RGB-SCART scart cable (specific for the model ) and I'm using a SCART…
... the future, the open circuit voltage on the blanking pin will ... voltage needs to be between 1 and 3 volts to display RGB ... -
I can't get my +2B to work over RGB to SCART.Hi so I have a black +2B and no matter what I do I get a black screen using the RGB-SCART scart cable (specific for the model ) and I'm using a SCART…
... voltage needs to be between 1 and 3 volts to display RGB ... -
I can't get my +2B to work over RGB to SCART.Hi so I have a black +2B and no matter what I do I get a black screen using the RGB-SCART scart cable (specific for the model ) and I'm using a SCART…
... a simple voltage divider and drop the voltage by the ... example:
Input voltage (from the Spectrum): 12V
RGB input on the SCART ... 3V range. (The output voltage on the Spectrum might ... to a TV the voltage might be just hitting ... -
What mods do you recommend for a +2aHello all, I have recently got a +2a, that is running nicely. I'm thinking of modding it. I have read that the +3e rom is a good option. what else…
... output. I have ordered an RGB to Scart cable, so that ... do a mod to get RGB SCART working correctly. There's ... resistor value correctly so the RGB blanking voltage going to the TV ... awkward (involves cutting a track) RGB output mod you can do ... -
Spectrum 128k +2 video issueHi Guys, I just got a Spectrum 128k +2 from ebay. It came with its power supply and the scart video cable. The machine is working pretty good but …
... are three elements to a RGB SCART cable:
[list=1 ... ][*]The three RGB colour video channels,
[*]the ... to be at the correct voltage levels.
On TVs that ... not be happy with the voltage level of the control signals ... -
Spectrum 128k +2 video issueHi Guys, I just got a Spectrum 128k +2 from ebay. It came with its power supply and the scart video cable. The machine is working pretty good but …
... 16 Blanking signal & RGB-selection control voltage
Pin 6 --> ... -
Spectrum 128k +2 video issueHi Guys, I just got a Spectrum 128k +2 from ebay. It came with its power supply and the scart video cable. The machine is working pretty good but …
... a problem with the SCART RGB blanking voltage pins (which I suspect ... -
Spectrum 128k +2 video issueHi Guys, I just got a Spectrum 128k +2 from ebay. It came with its power supply and the scart video cable. The machine is working pretty good but …
... a problem with the SCART RGB blanking voltage pins (which I suspect ... -
Nasty vertical pattern on a 128K Toast Rack via RGBI managed to fix the busted membrane on my [url="https://www.worldofspectrum.org/forums/discussion/55755/got-myself-a-128k-toast-rack-plus-a-simple-a…
... to be used with analogue RGB either :)
[/quote]
RGB signals themselves.
So ... upside, smoothing out the supply voltage does have an appreciable effect ... -
Nasty vertical pattern on a 128K Toast Rack via RGBI managed to fix the busted membrane on my [url="https://www.worldofspectrum.org/forums/discussion/55755/got-myself-a-128k-toast-rack-plus-a-simple-a…
... /> [quote="1024MAK;932122"]For the RGB output, if you want to ... external circuit, feed the digital RGB outputs via a suitable logic ... briefly considering using a logic voltage converter to clip the tops ... .S. Should I replace the voltage regulator, while I’m at ... -
ZEsarUX 6.1 BETAHi I have uploaded a new ZEsarUX BETA version 6.1. You can download it from the usual beta url: https://sourceforge.net/projects/zesarux/files/…
... seems to add a fixed voltage to the Y output instead ... video encoder with the digital RGB outputs from the “TS2068 PAL ... -
I can't get my +2B to work over RGB to SCART.Hi so I have a black +2B and no matter what I do I get a black screen using the RGB-SCART scart cable (specific for the model ) and I'm using a SCART…
... fried. I'm measuring the voltage between GND in the box ... 0 V
16 - 12V- RGB BLANKING - reads 1.5v
RGB pin of 330ohm.
http ... -
extra colours on the +2a/+3i recently did a mod on my rgb connector so i could get a bright signal. then i realised if i left out 1 or 2 of the resistors i would get extra colo…
... 330 ohm resistors on the rgb pins. u only get 8 ... that are compatible, only regular rgb tv's
'Spectrum +2A/+3 RGB colour outputs require additional resistors ... is not effective and the voltage levels into the SCART socket ... -
Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…
... do with info regarding the voltage regulators in toastrack. Meanwhile what ... /?page_id=2116
Regarding RGB, what I've done is ... to use the toastrack via RGB / Scart if I want a ... -
Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…
... the Toastrack, given both have RGB outputs. I'm assuming that ... htm[/url]
The RGB outputs are independent of the ... that are derived from the RGB video signals...).
... same, or a slightly higher voltage rating. And replace axial types ... -
Replacing voltage regulators - need to sanity check a few things pleaseHi Everyone I'm in the process (with a lot of help from some friends at Greenford Computer Club), of giving my three Speccys some much needed prev…
... do with info regarding the voltage regulators in toastrack. Meanwhile what ... =2116
Regarding RGB, what I've done is ... to use the toastrack via RGB / Scart if I want ... the +2 exclusively via RGB (using RetroComputerShack RGB Scart cables). So the ... -
Need some help building a cable for Spectrum 128k +2 to US Commodore 1084S-PHello WoS users! Does anyone have a diagram detailing how to build a cable to go from the Spectrum 128k +2 (grey) to a Commodore 1084S-P (US version…
... ) to 1084 digital (TTL) RGB input socket.[/u][/b]
TTL RGB output with separate TTL BRIGHT ... to 1084 digital (TTL) RGB input socket.[/u][/b]
TTL RGB output (note it will ... (on pin 4) signal voltage is lower than the recommended ... -
Modifying a speccy to +5v only operation.Just a thought experiment so far. Let's say i wanted to make a more resilient spectrum by getting rid of the DC-DC converter circuit. This would remo…
... at all with 9V input voltage). And it has the best ... from ZX Spectrum (composite and RGB).
Greetings Ingo ...
