-
NMI : especially PitersHello Piters, here the link to your NMI-button. [url]http://members.tripod.com/~piters/nmibutto.htm[/url] I don't understand your reason to place …
... and capacitor.
I just want to connect NMI over a switch. Why ... and C together but using a pin of one of them ... "in the air" to route a wire from the button there ... -
Some more off-topic questions...Just some more things I wonder about, especially when I can't sleep (I hate insomnia)... 1) Do jet packs actually exist? You never see them, even…
... -Mr-Kizza-talks-from" (to use a polite euphemism), so that they ... legitimately buy the product), then why don't the manufacturers just ... (the commercial Half-Life 1 mod), which was very short anyway ... same as [i]press[/i] a button. Why?
[ ... -
ZX Spectrum 128+ problemsHello!I recently purchased and got myself a spectrum 128+ from ebay.The item did not have an original power supply so i got a power supply of 9volts …
... of diode bridge and a capacitor. They are not stabilized ... You'll need to use it in order to ... t worry, you may use this simple schematic to quickly ... , S (sync) line contains a diode.
... find a description of the modification to take composite (or ... -
Voltage SchmoltageOk then. Don't flame for wanting to use a C64 tape deck for this - it was the only one I have to hand which may be cannibalised for the purpose. So …
... 5v (or with this diode mod, around 5.6 to 5 ... power, the voltage across the capacitor increases with time, and the ... you use with a power supply circuit). Effectively, the apparent resistance of a capacitor ... to megaohms when the capacitor is fully charged. -
censorship? :-)i believe, i opened a new thread and it's gone. should i take it to be possible or have i to be mistaken & the thread wasn't opened in fact? what wou…
... the night / day for telling a mod why i think the word paki ... it for the racists to use and abuse.
i ... -
censorship? :-)i believe, i opened a new thread and it's gone. should i take it to be possible or have i to be mistaken & the thread wasn't opened in fact? what wou…
... the night / day for telling a mod why i think the word paki ... it for the racists to use and abuse.
i ... see the pattern now - so a c*nt is somebody from ... -
censorship? :-)i believe, i opened a new thread and it's gone. should i take it to be possible or have i to be mistaken & the thread wasn't opened in fact? what wou…
... the night / day for telling a mod why i think the word paki ... it for the racists to use and abuse.
i ... uniforms, and its would be a natural thing to call them ... .
so thats a case in context when its ... -
I'll show you yours if you show me mine!!??!?? or is it the other way round :confused: Ho hum. [SIZE="4"][b]Anyways, let's see your Spectrum rigs (setups).[/b][/size] Here's mine. I've ju…
... able to use it with my PC monitor and a ZX Spectrum ... wire.
Composite - You can get a composite output from the 46 ... /18K Spectrum via a simple mod.
a composite and an S-Video connection ... -
Speccy plus composite modHi folks, I have 2 48K speccy plus machines both with really poor RF output, one is very weak and the other wanders and white tears across the scree…
... of use, Is it safe to assume that doing the composite mod ... I don't even own a soldering iron so I would ... need a proffessional to do the ... cable).
I mean, composite mod is peace of cake. It ... detached (but it is not a must).
No real ... -
Plugging a monitor into a speccyI have a Philips CM8833 MKII with built in speakers and wanted to know can i use this for a spectrum and if so how would i go about it. thanks
The CM8833-II does NOT have a VGA port. A lot of them have a DB9 that accepts RGB. There are lots of models of the CM8833, so it is hard to be specific. I would get a composite mod on a spectrum and use that. -
Composite output issuesHi, My speccy was bought with a composite mod but it's typically not stable. On an old TV it works fine but not on my Asus PW-201 monitor which has…
... /> My speccy was bought with a composite mod but it's typically not ... PW-201 monitor which has composite and RGB inputs. The ... every few seconds - Any ideas why this is happening ?
< ... another composite source?
what is the mod, is it a properly ... -
True Spectrum laptop (no emulation)[url]http://user.tninet.se/~vjz762w/[/url] Hi All, I have build a speccy laptop, battery part is not ready yet.... I did it on 2 days, I will put s…
... well I can understand why you might like a mouse interface (although ... />
[QUOTE=glancaster]On a 48K, there's no possibility ... me to use a black keyboard from a +2A and a motherboard from a +2 ... guess I'm sticking to composite video then. I already bought ... -
Awful image on 128K +2B / CV mod not workingHello, My two +2 B output a terrible image through RF. Lots of shadows and moiré patterns. One is slightly better than the other, but really ba…
... like a small blue/pink checkerboard.
Why shouldn't the mod ... there a specific CV mod?[/QUOTE]
Look for Capacitor C24 ... - it is a ...
I did this on a lot of +2 and +2A ... -
Plugging a 48K rubberkey into a VGA/DVI monitor: doable?I'm sure this has been answered before but searching for "monitor" and "vga" gave me a squillion results, none of which appeared relevant. Simple ye…
... the mod to get a Composite output on your Speccy, then you can use ... -
Found 128k +2 in the garbageHey there, I had a 48k Plus when I was a kid (still have, actually), and used to play in a friends 128k +2, so I know the basic of these computers. …
... the 48k you can use a 48k supply as long ... can replace the electrolytic capacitor inside the power supply ... solder. Then you should use desoldering braid to suck ... and grease. Can I use 96% alcohol to clean ... only in water. (Thats why in the past I often ... -
+2 grey PSU capacitor changeHi I opened up a +2 grey power supply (2.1A max output) unit in order to replace the aged electrolytic capacitor inside, just like I always do with …
... voltage indicated on a capacitor states the maximum voltage the capacitor can tolerate ... expensive) but you should not use lower voltage caps than the ... 'm wrong please), thats why I'm asking if 4700uF ... this one had a 4700uF capacitor inside and a fuse which the ... -
A scrolling starfield - help needed!I have been messing on my speccy again recently and tried to do a scrolling (parallax - maybe) starfield. I know how to scroll using machine code but…
... works well enough which is why I didn't immediately spot ... for each star, I would use a look up table of screen ...
AND %00111000 ; calculate y mod 64, then drop the 3 ... most lsb
ADD A,A
ADD A,A ;multiply result by 4 ... -
Analogue BeeperThere's been a discussion on foro.speccy.org about multichannel beeper stuff, and since I had the camera out and the scope set up, I set about demons…
... use a simple low pass filter (i.e a resistor and a capacitor) to make a ... get out of a Speccy (and probably why all multichannel beeper ... an emulator. This is why multichannel demos should be played ... />
This, fundamentally, is why the Z80 and beeper circuit ... -
Spectrum+ / Spectrum +2 RF Composite HackHello there fellow forum chummies :) I have done this hack to my 48k Specky + [url]http://womblesretrorepairshack.blogspot.com/2008/11/zx-spectrum-…
... 48K+ and did the RF composite mod, amazing!! All this time using ... br />
indeed i need a new membrane for my specky ... thinking of modifying a spare +2 membrane for use with the specky ... + :) i have checked the leads and with a ... -
RGB-Output (interface) for rubber 48k / Spectrum+I wonder if there is interest for a small RGB-interface for the rubber 48 k / Spectrum+. I developed a schematic using a very small number of parts.…
... / Spectrum+. I developed a schematic using a very small number of ... a small number of lines from the computer (9V,5V,composite ... might be possible to use SMD parts to make ... see that there is mod to get a RGB signal out ... seems a shame not to be able to use one ... -
Hi. Im new to SpectrumHi :D, Im new to spectrum and its games. I was wondering whether the cassettes sold on eBay ar genuine or not? What I mean is can people make …
... Spectrum, if you can handle a soldering iron, or know ... /2008/11/zx-spectrum-composite-video-mod.html"]http://womblesretrorepairshack.blogspot ... channel. Instead, you get a composite video output which you can ... TVs, or you can use a phono-SCART adapter to plug ... -
Which speccy do you use & why ?I`m lucky enough to have the choice of using a 48K original, a 48K+ and a 128+2B Sometimes I prefer the 128 because of it`s nice keyboard, crisp pic…
Well I mostly use my 48K+ with the composite mod the zetr0 kindly did for me but otherwise I use my 128K+ with the RGB as despite its faults it's my original machine(as is the 48K+). I did have a 128k+2a but is was such a pain I sold it on fleabay. -
RGB-Output (interface) for rubber 48k / Spectrum+I wonder if there is interest for a small RGB-interface for the rubber 48 k / Spectrum+. I developed a schematic using a very small number of parts.…
... k / Spectrum+. I developed a schematic using a very small number of ... it might be possible to use SMD parts to make it ... ]
(only the composite mod. No S-Video mod in my case)
composite output signal quality. Ok, a lot better then ... -
TV output from original +2I've modified my 48K Spectrum to output composite, and I have it working here in Japan on my old monitor (X68000). Hopefully my parents will bring ov…
... 382576]Yes. Although the composite signal carries the FM modulated ... there's a simple way to eliminate it: locate capacitor C24 in ... your Spectrum PCB (a very small 33pf capacitor) and ... other day. a while ago I'd done the composite mod on ( ... -
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…
... it's a 48k machine), why not modify it to output composite video ... /> - If you have a +2A/+3 machine, use a simple adapter from DIN ... (inside the Spectrum PCB). Then, use the same adapter as above ... -
+3 sound cureHi all, As most of us know the Spectrum+3A has this sound problem, distortion. The +3B had this problem fixed. I done some looking at the circuitry l…
... reason for noise at the composite signal is interferrence between audio ... the video signal if this mod is done.
... additional method to improove the composite video signal. High frequencies in ... inductor of 16?H and a capacitor of 100pF from pin 3 ... -
Tuning issue 48KHi. I have just bought a 48K rubber key version and am having trouble tuning it in. I have tried two newish CRT televisions but get the same picture.…
... it works with the composite mod (which is not a big deal, just ... solder a cinch cable on modulator ... and ground, a capacitor as mentioned in the proper mod is a plus but ... not a must just for ... -
Tuning issue 48KHi. I have just bought a 48K rubber key version and am having trouble tuning it in. I have tried two newish CRT televisions but get the same picture.…
... it works with the composite mod (which is not a big deal, just ... and ground, a capacitor as mentioned in the proper mod is a plus but ... and Composite onto the 'TV' connector: Insert a 10 pF capacitor in ... then simply add the Composite signal over a 100 - 200 Ohm ... -
Tuning issue 48KHi. I have just bought a 48K rubber key version and am having trouble tuning it in. I have tried two newish CRT televisions but get the same picture.…
You mention the composite mod has helped reduce the problem ... tuning here as your going composite via phono cables to phono ... completing the composite mod, the second cause could be a cheap phono ... cable (make sure you use a well screened phono cable to ... -
USA Newbie, lost with ZX SpectrumJust got a 48k ZX Spectrum from the UK and I'm in the US. Well, I'm having problems I wasn't expecting. The only lead to the TV mine has is an UHF a…
... /> For the composite mod, what kind of wiring do you use to solder ... listed earlier, it only says "use a thin wire"... I have some ... /> [QUOTE=beanz;397768]I got a multisystem TV off ebay for ... 've also done the Composite mod on a few of my speccies and ...
