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Broken keyboard due to broken ULARecalling csmith's thread about dead ULAs, a thread appeared in the Zonadepruebas (Spanish) forum regarding... a dead ULA, but only a partially dead …
... accomplished by an external circuit.
The circuit is a tristate ... allowed me to put the circuit "floating" on top of whatever ... ]
I cabled the circuit with the green wires from ... . With the blue cable, the power (5 volts and ground). With ... -
Running a Spectrum in the USI didn't realise how much hastle it was to set up a UK PAL Spectrum in the US. [url]http://wn.com/List_of_ZX_Spectrum_games[/url]. I knew about the …
... 't appreciate that the composite mod didn't solve that problem ... didn't know about the power supply issues this guy raised ... -
Alternate PowerHi All Been sorting and decorating and throwing stuff out, and seem to have mislaid a whole box of Spectrum stuff :( Found me Spectrum +2 but as ye…
... +2 but as yet no power unit, can anyone recommend an ... alternate
power supply or what what type ... -
Power GadgetHi All Does anybody recall those power gadgets that plugged into the power connection of the Rubber keyed Spectrums that allowed you turn the Spectr…
... />
Does anybody recall those power gadgets that plugged into the ... power connection
of the Rubber ... -
+3 s-video outAs I mentioned in another thread recently I use my +3 through a TV card, there is therefore no way to make use of the RGB output, and the composite s…
... built a nice neat mod into the old modulator ... when I did that mod ages ago, and ... />
the circuit consists of two buffers one ... the original +3 composite mod (chain of diodes, transistor ... jumper is closed the circuit operates normally generating composite ... -
+2 Grey external tape modIve had a search through previous posts and besides mclouds mod for the +2a I couldnt find anything pertaining to the grey, only reason im posting is…
... previous posts and besides mclouds mod for the +2a I couldnt ... I wanted to do the mod on my grey but the ... -
Currah Speech + comp. video modI just bought a Currah Speech unit I planned to use it with my 48K, but I have performed the composite video mod on it. [url]http://womblesretrorepai…
... have performed the composite video mod on it. [url]http://womblesretrorepairshack ... /11/zx-spectrum-composite-video-mod.html[/url]
Does ... -
Spectrum+ power pack for a rubber-keyed machine?Quick question: Is anything bad going to happen if I use a Spectrum+ power brick for a regular 48k Speccy? I'm dimly aware there are some differenc…
... if I use a Spectrum+ power brick for a regular 48k ... differences between certain models of power pack. My regular 48k one ... -up. I have a 48k+ power supply which worked last time ... -
Wanted: Yamaha CX5M Power Supply UnitLong shot, but does anyone here happen to have a power supply unit for the Yamaha CX5M Music Computer that they would be prepared to sell? I have b…
... here happen to have a power supply unit for the Yamaha ... run off a Spectrum +3 power unit, but it would be ... nice to have the original power supply, with the bizarre 13 ... -
Boosting wifi power from BT Homehub router?Howdi diddley do Any one have a BT Hombhub router? I've been wondering of ways of enabling me to boost the power of the router so I can get my wifi …
... enabling me to boost the power of the router so I ... -
PS3 now fully cracked and open?About a month back, a hacking group claimed that they'd discovered the PS3's 'key' algorithms, meaning that they can 'sign' any code. What this means…
... negating the need for a mod chip if you want to ... the presence/absence of a mod chip, can run any ... machine, and with it's power it should be able to ... it was relatively easy to mod the console and also ... quickly and easily cracked with mod-chips, alledgedly due to ... -
Acorn Electron power supply.Sacrilege, I know, but I know of no other forum that covers any aspect of British computing at all other than this site. I've been looking at buying…
... buying one, but without the power supply. I know it takes ... an 18v supply, of AC power apparently. I've seen a ... -
Spectrum 48k+ with composite mod wanted !Wanted Spectrum 48k+ with composite modification (this is a mod that changes the Spectrum RF output to RCA phono output)... Spectrum 48k+ must be i…
... composite modification (this is a mod that changes the Spectrum RF ... -
Possible design fault in +2A/+3 power pack. Fix?It's the second time a +3 power pack ceases to work when I make a short while using the scope to diagnose a +2A/+3 computer. And it's the second tim…
... the second time a +3 power pack ceases to work when ... after replacing the 2N2222 the power pack comes to life again ... at the schematic for this power pack.
[url]http ... -
+2A / +2B / +3 Power Supply QuestionIf I'm going to put a switch in the power lines of a +2B, do I need to switch the +5V, +12V and -12V all off to make it safe to remove peripherals, o…
... put a switch in the power lines of a +2B, do ... -
Spectrum +2 power supplyHi, I recently rummaged my Spectrum +2 from my parents house, but could only find the actual computer and the games, the cables were missing. So I'm…
... . So I'm missing the power transformer and the TV cable ... it into the Spectrum the power light doesn't come on ... -
Micro PowerJust google mapped Micro Power to see the old [URL="http://maps.google.co.uk/maps?q=ls71ad&ie=UTF8&hq=&hnear=Leeds+LS7+1AD,+United+Kingdom&gl=uk&ll=5…
Just google mapped Micro Power to see the old [URL=" ... -
Frequent Power Blips.I've noticed that in the last few months and increasingly so over January to Feb of 2011 we have been experiencing an unusual number of Power blips. …
... experiencing an unusual number of Power blips. What I mean by ... Wales? I know that the power companies normally have provisions and ... -
Composite Video Mod (Photo Heavy)I guess lots of users have done this mod and the more fully explained work through can be found here [URL="http://womblesretrorepairshack.blogspot.co…
... of users have done this mod and the more fully ... 11/zx-spectrum-composite-video-mod.html"]http://womblesretrorepairshack.blogspot.com ... /11/zx-spectrum-composite-video-mod.html[/URL]
... It really is a simple mod and extremely effective. Before this ... -
Wanted: Spectrum +2A/3 Power Supply (Working/Broken)Hello there my Fellow ZX'ers I am in need of your help and this time its in the form of a Spectrum +2A or +3 power-supply. Here's a +3 variant, the…
... a Spectrum +2A or +3 power-supply.
Here's ... an external +12v / +5v Switching Power supply, not like the earlier ... a Spectrum +2A or +3 power supply, working or not, then ... -
Spectrum+ Power SupplyWhat are the requirements for a Spectrum+ power supply? I finally found one in America, but without the supply. I'm guessing it's center positive 9v …
What are the requirements for a Spectrum+ power supply? I finally found one in America, but without the supply. I'm guessing it's center positive 9v 1.5A? -
Question about QL composite modI am servicing my two QL machines (capacitor replacement, pcb and plastics cleaning, microdrives head cleaning, 7805 replacement etc). I already fin…
... one. I did the composite mod on this QL because the ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
Without digging out the schematics, is it possible to do the composite mod like the 48k on these? -
Power usage on PCsIn this week's Micro Mart there's a review of a four gigabyte (:-o) PC graphics card, which is apparently the fastest PC GFX card in existence. Until…
... just that card with power, let alone the rest ... the advisability of such power demands from a graphics ... at ways of reducing power consumption, or will it ...
And how much power do consoles use, come to ... trying to reduce the power consumption and/or waste ... -
Does the usual composite mod damage Speccies?Hi people, Just browsing eBay -as you do - and I noticed this auction: [url]http://cgi.ebay.co.uk/ZX-SPECTRUM-48K-GOOD-COND-COMPOSITE-OUTPUT-SINCLAI…
... , the seller claims that his mod is better than the usual ... straight to the modulator output" mod which seems popular, because by ... -
Spectrum +2 power woesMy orginal 48K+ has been dead since about 1989, a 128K Toast rack I bought about 10 years ago was dead on arrival and my 128K +2 has a dodgy power co…
... 128K +2 has a dodgy power connector. If I press down ... hard then the machine does power up and operates as new ... -
Need help on a PSUI want one of these to go with a speccy 48: [url]http://cgi.ebay.co.uk/NEW-ZX-SPECTRUM-POWER-SUPPLY-PSU-16K-48K-SINCLAIR-/170630125650?pt=UK_VintageC…
... intend to do a composite mod as described here:
[url ... /11/zx-spectrum-composite-video-mod.html[/url]
The ... ]ZX SPECTRUM 16 / 48K REPLACEMENT POWER SUPPLY
MODERN ... circuitry 'chopped' out by the mod would lead to a higher ... -
ZX Spectrum 48k issue 3b power problem?Hi :) I was lucky enough to find a couple of ZX Spectrums at a car boot sale yesterday. I spent the evening fiddling about with one (issue 2) and t…
... the coil near where the power lead goes in during this ... wondering if this is a power issue? Its like it is ... deliberately cutting off its own power.
Thanks in advance ... -
RGB to S-Video and Composite Adapterif I produced a dongle that generated composite and s-video from the RGB socket on +3 and Black +2 spectrums would anyone be interested? I'm thinkin…
... mean that without having to mod your speccies you have the ... speccy. I have built a circuit, and it works, but it ... -
128 Toastrack power supplyHi! Should Toastrack work with rubber key Spectrum power supply or does it need it's own one? Is Toastrack RF modulator same as in rubber key model?…
Hi!
Should Toastrack work with rubber key Spectrum power supply or does it need it's own one?
Is Toastrack RF modulator same as in rubber key model? So can I use rubber key modulator in Toastrack?
Thanks!
Ippe
