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Using ZX Spectrums in America.Ok so the prospect of Working and Living in America, is constantly becoming an option for me and one of these days I may bite the bullet and go. Tha…
... off the shelf 2A power supply
Composite mod speccy and modern ... TVs will work with composite mod and adjust to pal.
Slight PlusD Mini problemsI'm advancing rapidly now on the PlusD Mini: [IMG]http://benophetinternet.nl/hobby/vanmezelf/20130330_104705.jpg[/IMG] [IMG]http://benophetinternet…
... ZX Spectrum
- The ZX power supply (used original and switching pwer ... and cable
- The floppy power supply (three times)
- From ... line. That is a common mod as I heard.
< ... try booting whilst switching off power between attempts.
I ...+3 Audio hates me with a passionHihi Since nobody seemed to have a spare +3B board, I've been trying to replace the audio entirely, aiming for a speaker inside the machine Since p…
I tried a +3 sound mod a few months ago, basically ... last night.
The mod I tried was to add ... potential divider driven by the power supply. Whereas the pdf shows the ...16 colours on a Timex Sinclair 2068I'm putting a few videos up on YouTube, the first one shows the colours on the TS2068. [url]https://www.youtube.com/watch?v=1tJ1qIMcTUE[/url] Brigh…
... the noise.
The mod I did which reduced the ... the loudspeaker, is that the power supply on the TS2068 is incredibly ...Rocky Gush Floppy Drive InterfaceI have a Rocky Gush Floppy Drive Interface which I would like to post the details under the Hardware section of the website. What is correct procedur…
... /> 4. The R16/C3 mod between two gates of U10 ... Construction/Cap and transistor mod old board.jpg[/IMG ... Construction/Cap and transistor mod new board.jpg[/IMG ... necessary for me to mod the drive to disable ... interface, Disc Drive and power supply in an old Olivetti ...Your latest retrogaming purchaseAs there is another thread about gaming purchases, It would be nice to know your latest retrogame adquired, preferably Spectrum, but of course other …
... I don't have a power supply. Does anyone knows if the ... power supply, tested it on my old 48k that has an old mod ...Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…
... to build a better power supply with all mod cons like an external ... floppy power cable say... or ... IEC pass through, spectrum +3 power supply DIN and standard molex hdd ... and floppy supply cable.
[IMG]http ...Toasted +3Oops.. I shorted one of my +3 (being clumsy with multimeter, doh) when measuring PSU connector pins :D Any immediate guesses what exactly died on thi…
... of the PCB next to power cord.. [URL="http://www.deadcoderssociety ... /picoatx.jpg"]Doing a PicoATX mod similar to this[/URL] :-P ... got mine there are different power/wattage versions available.
Power Supply if you have one to ...48k Missing D15Got a 48k here that is missing D15 (just below right molex connector), someone removed it in the past, only just noticed it was gone after replacing …
... out just the +12V supply. The +12V supply feeds the LM1889 video ... power supply modification, or someone has got confused when attempting such a mod ...+2a no sound from rfHi, finally got my +2 working, the sound was working through the TV, then it started to crackle, which got worse and then the sound went. Sound is w…
... followed by the resistor sound mod, TR4 fix and obligatory exchange ... - DivIDE on order, acquired a power supply from Farnell, 9v 2.5 ...Video on single transistor composite video modification for 48K SpectrumsI made a video on the single transistor composite video mod, using an Issue two Spectrum although it applies to all issues. Much better than the sing…
... quality you get from that mod with only the transistor?
mod)?
Thanks in ... . The entire video circuit +5V supply is provided through a 15 ... . Since the single transistor mod uses this +5V power supply (the one originally ...Video on single transistor composite video modification for 48K SpectrumsI made a video on the single transistor composite video mod, using an Issue two Spectrum although it applies to all issues. Much better than the sing…
... quality you get from that mod with only the transistor?< ... composite signal and the +5V power supply for both the modulator and ... originally had a wire composite mod connected to the extra ... did the single transistor composite mod to the modulator socket, then ...48k Spectrum "Jail Bars" Removal?Hi all Just curious I think I saw a post here about the bars that go down the screen on some 48k's I think he referred to them as "jail bars". Any…
... ripple before and after the mod with my good ol' HP ... supposed to provide a clean supply for the LM1889 video chip ... of new capacitors to restore power supply original specs.
2 ...Were +2A tape decks badly made?I remember as a kid in the early 90s(must of been as I started Secondary School in 1994 and this was before that) maybe even 88 or 89 I used to play …
... . It uses the same style power supply as the earlier Sinclair models ... use a much larger power supply to supply several different voltages needed for ... for ?20 then did a mod to it and sold it ...Modern PSUHello everyone, I'm looking for a modern PSU for my Spectrums and my dual set of 3.5'' floppy drive+HxC floppy emulator. The one for Spectrum should …
... have used a PC Power Supply a few years ago with ... the Spectrum as all the supply voltages are there (+12, ... switch mode model). This mod lowers the heat caused ... with one or two power supplies. I know with ... I have one standard power 12V supply with a 9v regulator ...power switch for +2 and + 3It's really annoying these machines don't have a power switch. Not even one on the power brick. Has anyone done a mod or know of anything other than …
... machines don't have a power switch. Not even one on ... the power brick. Has anyone done a mod or know ... to the back of the power supply, or an inline switch on ...New Floppy Interface for the +2a/b (black case)Hello everybody! For a long time I wondered about the posibility of adding a FDD to the +2a/b (black). I knew it was possible; All the logic is alre…
... make on two samsung sfd321 mod to have ready signal on ... fuse on +2a power :) May be getting power from interface is better ... Spectrum with the original +2 power supply it wont hold longer (hence ... the Spectum (either from the power socket or from the interface ...RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... -5V-DC-oost-Step-up-Power-Supply-Module-UK-/281448404449?pt=UK_BOI_Electrical_Test_Measurement_Equipment_ET ... /> If you're going to mod the speccy you can just ...where to find Harlequin rev. F all mods till now ?Hi all :) because no more broken speccys around for now, is time to build first of my Harlequin's rev F, I looking in forums and look at Ingo posts…
... I tell you the last mod:
* desolder base of transistor ... connect a variable power supply and begin to supply the board with an ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... modifications (like the Bridge Rectifier mod and Transformer mods) that could ... to improve things like the Power Supply set up . So for each ... For me ,the Spectrum Modulator mod to hook up to a ...Another option for using a speccy (or other pal system) in NTSC landAnother option for those using the Speccy (or other PAL computers/consoles) in the USA. I picked this up off Ebay for $12, it converts PAL to NTS…
... /> I have done the composite mod for my ZX Spectrum and ... bought came with a UK power supply so I just plug it ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... behind the power supply for a support "Whotsit" (my DIY mod from years ... to this hand made "cuboid" mod (.So that sorted out the ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... from transformer /power supply which may be indicative of a power supply problem .I ... capacitor to the power supply as it was clearly a mod and I ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... the luxury of 128k . The power supply constraints/weakness (and lack of ... " . This means the "grill-pan" mod can be put on the ... it"!
The working power supply on Opus No 1 "Flying ... I have not identified a power supply problem on "Freebird" . And ...NTSC Compatibility?Correct me if I'm wrong, but wasn't the Timex 2068 the only NTSC clone built of the ZX Spectrum? And I use clone lightly... From what I underst…
... composite MOD and get a 9v 2A off the shelf power supply (with ... you have done the composite mod but have a black and ...NTSC Compatibility?Correct me if I'm wrong, but wasn't the Timex 2068 the only NTSC clone built of the ZX Spectrum? And I use clone lightly... From what I underst…
... ):
1) Installed composite mod
2) Created a custom ... a 9V (1.5A) regulated power supply.
Spectrum works great ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... "apparently viable" Opus and Spectrum Power Supply options
1) The ... replacing the original power supply with a more modern supply and inside the ... full detail involved with this mod..Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... Discoveries probably had the cheaper supply inside (though Roko knows more ... cheaper Opuses had the cheaper power supply and that probably means that ... peripherals But as you say mod wise things have moved on ... could be easier now to mod the PCB it than it ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... ) but from these cheap power supplies and mounted , with ... movable part of the PC power supply case (assuming it is ... from an old PC power supply could thus be recycled ... PCB on the cheap power supply and soldered to cables ... This is a NIL cost mod but is it a " ...Opus Discovery "the big switch on" (after 20 years)I have a few of these Opus Discovery's with different Eproms in that have not been swiched for 15-20 years or so . I am in no rush to switch any on …
... external floppy drive power supplies.
These power supplies were extremely ... working on 2 types of power supply the SY-002-4-12 ... . I decided that expediting this mod it was "all about" the ... inside of the ex PC power supply case. A large heat-sink ...
