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Electrics/electronicsI amplify my laptop through my receiver. When the laptop is plugged into the mains I get an intollerable noise generated which is annoying through q…
... doesn't have a differential output nor will the impedances be ... helps guarantee the amplifier's input impedance is the same on ... -
Picture fuzz! Argh...I keep getting fuzzy bending on my TV when playing games that use the BRIGHT command, is this to do with the poor ariel output and newer TV's? It's…
... modulator (+5V power, input video signal and output cinch) and video signal ... ) connect directly and only to output cinch.
It is ... -
Powering up a Speccy after long-term storage.Staying at my folks for Christmas. Feels good to be back in God's country again, even if it is -12C outside at the moment. :-o Anyway, I was plannin…
... . No problem as long as input voltage stays above ~7.5V ... diodes inside PSU dies, probably output voltage will be gone - again ... -
DVI GFX Card to HDMI TVFollowing on from Spiders DVI thread I wonder if anyone could help me out or at least point me in the right direction with this. I have a Gfx card w…
... a Gfx card with DVI output and a 1080p TV ... to go to the PC input of the TV and the ... near as clear the VGA input - my best explanation would ... your PC through a SCART input.
So my ... TV upscaling the low resolution output
right click ... -
Z88DK tapfile creation questionHere's another question. The game I've just started working on (Sid Spanners 3), I'm concatenating the following tap files together, to make a big ta…
OK, problem now completely solved.
As it happens, both programs linked to were suitable to do what I needed.
So, I just grabbed the first one as it was a single source file and added a quick modification to it so that it now ... -
Trying to repair a 128K (heatsink)I've bought another ZX Spectrum 128K (heatsink model), but unfortunately the last owner did not tell me it did not work.... Because this Speccy also…
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tPHL Turn-On Delay, Input to Output
Typ: 10ns
tPLH Turn-On Delay, Input to Output
Typ: 3ns
RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…
... on VGA output (for SAM COUPE in future)
- bigger input connector ...zx81 rf outputHi All I'm not sure if this is an appropriate forum for the zx81, however I'll ask anyway;) I've connected my zx81 up to a mid 90's color tv. I can…
... kill the ULA's video output. It does work though: last ... in the signal (+ to transistor output, - to center pin of outgoing ... straight ULA -> comp. video input on TV), and sometimes there ...zx81 rf outputHi All I'm not sure if this is an appropriate forum for the zx81, however I'll ask anyway;) I've connected my zx81 up to a mid 90's color tv. I can…
... in the signal (+ to transistor output, - to center pin of outgoing ... straight ULA -> comp. video input on TV), and sometimes there ...zx81 rf outputHi All I'm not sure if this is an appropriate forum for the zx81, however I'll ask anyway;) I've connected my zx81 up to a mid 90's color tv. I can…
... - the ZX81 ULA's video output pin was never meant to ... needs to drive the modulator input with a few cm. wire ...Spectrum +3' AY sound issuesHi everyone - first time poster. I just got a Spectrum +3 for Xmas, and I am over the moon at this - I used to write games which I have here on 3" d…
... to a TV, the sound output will be correct.[/QUOTE]
input, so I take the audio ...RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…
... on VGA output (for SAM COUPE in future)
- bigger input connector ...Rubber Key ZX Spectrum - White ScreenA customer has just telephoned me about a rubber key 48K ZX Spectrum which he has purchased second hand. It produces just a white screen on the tele…
... />
What about the video output section?
It would be ... a scope on the modulator input and see if your getting ... , and its similar to the output I got when i was ...RGB to VGA convertor for ZX128/+2/+2A/+3David Luftner release source code (VHDL) of SCANDOUBLER for ZX128/ZX128+2/+2A/+3: [url]http://velesoft.speccy.cz/other/scandoubler-for-zx128_fixed_by…
... /> (not only scrollers but also gigascreen and RGB pictures).[/QUOTE]
output 640x480 / 60 Hz only. But ... is David Luftner). 60Hz VGA output is supported on 100% of ...Gigascreen - programming guideDoes anyone know of a programming guide for the 128K gigascreen screen mode, specifically a persistence colours table, some code (pref. C level or BA…
... /> flicker_loop
LD BC,32765 ;Output port for memory paging
LD BC,32766 ;Input port for lower-right 5 ...Uploading Retro Magazines...Hi. I have just discovered just how many retro-magazines WOS has in its archive, really impressive! :o I was equally surprised to see [B]'New Compu…
... free programs which input a PDF file and output an image file ...Uploading Retro Magazines...Hi. I have just discovered just how many retro-magazines WOS has in its archive, really impressive! :o I was equally surprised to see [B]'New Compu…
... free programs which input a PDF file and output an image file ...Request for help (Z80 gigascreen loader)Although I'd attempted to stick to keeping things simple in Image to ZX Spec now I've implemented Gigascreen (8x8 only) I've found the BASIC Gigascre…
... same with the wait time input being the delay between each ... option in the existing (non gigascreen) version of Image to ZX ...Request for help (Z80 gigascreen loader)Although I'd attempted to stick to keeping things simple in Image to ZX Spec now I've implemented Gigascreen (8x8 only) I've found the BASIC Gigascre…
... program name, warning and read input X (stating it is in ... ) Load full 12K single SCR Gigascreen into two banks.
3 ... ) Display 12K single SCR Gigascreen as you see best (i ... timing).
4) After showing Gigascreen for X seconds goto 2 ...2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…
... seem correct; Aprox. 12V Input and 5V Output.[/quote]
When ...2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…
... same 12V as input and a steady 5V output.
input, which I also get in ... regulator along with a 5V output. On the 4116 chips, the ...Request for help (Z80 gigascreen loader)Although I'd attempted to stick to keeping things simple in Image to ZX Spec now I've implemented Gigascreen (8x8 only) I've found the BASIC Gigascre…
... are also used in tap output.
Great work with the ... 've barely caught up with gigascreen.Request for help (Z80 gigascreen loader)Although I'd attempted to stick to keeping things simple in Image to ZX Spec now I've implemented Gigascreen (8x8 only) I've found the BASIC Gigascre…
... are also used in tap output.
[/QUOTE]
ok
gigascreen.[/QUOTE]
pretty simple, actually ...2 48K speccys dead..Hey guys! I've got two of our rubbery friends with me that need some help. They've been like this for some time, but I would like to try and fix th…
... the other one) around 11V input, which I also get in ... regulator along with a 5V output. On the 4116 chips, the ...Fuzzy Screen On 48k Spectrum.Hi there. I bought a Spectrum off eBay last week (another for my collection lol), and it suffers with a fuzzy screen e.g. it looks like interference …
... ] filter capacitance (both on input and output) to do their job [I ...An alternative method of input...Does anyone know of any software for the PC that will take text from its keyboard and output tones from the sound-card that are recognisable to the c…
... text from its keyboard and output tones from the sound-card ... are recognisable to the cassette input of a ZX Spectrum.
input program lines with old arthritic ...Opus composite video and joystick portIve had it apart and had a good look around and cant for the life of me see whats wrong, if the joystick is selected in a game(kempston) the characte…
... input only rf when the opus was made?[/QUOTE] The 'monitor' output ...heatsink on the grey+2anyone ever modded one to run without the heatsink? I know some have on the 48k's but I wouldn't mind removing it from one of mine. If so, any tips …
... 7805 requires 3V more input than its output but you have to ...yeah - unix for zx spectrumI started a new hobby project. An operating system for ZX Spectrum. A unix clone. Talked to my friend about it and he asked me what if after I'm done…
... include cores: booting, keyboard, output to screen, cursor handling, ... br /> ;; initializes keyboard buffer
;; input
;; none
;; affects
;; input
;; none
;; output
;; d=key ...Recent talk of developing new SpectrumsHi all, I can see from a few threads on here that some Wossers like Vasil and Aien 8 are interested in developing more powerful Spectrums or improvi…
... that gets input from a port and immediately sets output on another ...
