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ZX 48k - Composite ModdedHi, [quote]Sinclair ZX Spectrum 48 K (issue 2 - upgraded from 16 K) This is a full working computer, the keyboard membrane and ribbons has had some …
...
(issue 2 - upgraded from 16 K)
This is a full ... to a modern variety that is slightly cooler and the video ... pictures!)
What is included:
ZX Spectrum 48k ... -
January Clearout !Hi folks, Off work this week and havin a good old clearout of stuff which I don't seem to use anymore. Up for sale we have the following.... 1. R…
... new drive belt, drive is noisy and drive LED ... has seen better days, is pretty much intact but rough ... round the edges but is intact, poly inserts in ... as it has an Issue 1 rubber keyboard matt ... light grey one) but is actually an Issue 2 machine.
... -
4116 SRAM replacement (and ULA timings).As mentioned in another thread, I have spent quite a lot of time experimenting with different circuits and components for using a static RAM IC to re…
... testing a prototype with an Issue 2 Spectrum and different ULAs. It ... to work perfectly. However, there is some corruption of the display ... not yet determined whether it is the pixel data or ... attribute data or both that is sometimes incorrect for the affected ... -
48k Issue 2 Blue screen!Well, blue paper/border black ink, everything functions correctly apart from "sometimes" its blue, ive fiddled with the pots and i can get it to disp…
... it to display black and white but no colour, then blue ... -
ZX Spectrum Gamer issue 2 is out[url=http://www.pcengine.co.uk/gamer/][img]http://img837.imageshack.us/img837/910/zxspectrumgamerforumima.png[/img][/url] It may be about 6 months l…
[url=http://www.pcengine.co.uk/gamer/][img]http://img837.imageshack.us/img837/910/zxspectrumgamerforumima.png[/img][/url]
It may be about 6 months late, but it's finally [url=http://www.pcengine.co.uk/gamer/]arrived![/url]. -
Improving audio?In working on fixing and updating the hardware in my ZX Spectrum 48k, there is one nagging issue. My issue 2 board has crappy sound through the beepe…
... Spectrum 48k, there is one nagging issue. My issue 2 board has crappy sound ... through the beeper, it is ... to the beeper speaker? And is there a way to build ... -
Deathchase improvementsI have spent the last couple of months bringing out an "enhanced" version of Deathchase which I called "Deathchase 2012". Unfortunately because it us…
... it into a 16K Interface 2 cartridge for instant loading
[*]Interface 2 joystick support
[*]Support for ... madness
Only black and white is used in this level. I ... of ideas here! There are 2 bikers to get and still ... -
Pixel Nation & Writers wanted!Before I get to my main question I just wanted to talk about a project I've been involved with. I recently worked on a printed magazine for NES-Bit.c…
... announce that the first issue and website is finally complete:
is a ?Design Classic? concept, where ... beast of an Amiga? This is a richly detailed look at ... able to pen something special. Issue 2 does have a piece on ... -
AudioSpectrum covertapes year of releaseI was doing a little research and found that in all the scans of the inlays available for these tapes, it reads: "A?o I", which means that, if Issue …
... I", which means that, if Issue 2 and 3 are listed as ... the inlay specifies that it is the same year...or would ... the magazine still hadnt reached 2 year of publication?
is welcome ;) -
Kempston problemsI built a kempston interface a while ago, and it works well, but suddenly, when I load sabre wulf, select kempston interface, the fire button seems t…
... the spectrum itself. It is the issue 2 i have just repaired. ... look for when troubleshooting this issue?
UPDATE: Tested ... it on my Issue 4S spectrum, with the same ... joystick. Button is pressed down, and right is activated. Without ... -
DivertimentosThe original prices for these tapes seems to be 400 pesetas, as evidenced by the available covers (for 2, 4 and extra issues): [url]http://www.world…
... by the available covers (for 2, 4 and extra issues):
issue number):
[url]ftp://ftp ... .jpg[/url]
For issue 2 it's a bit harder ... ]
Issue 1 is MIA right now and issue 3 is missing the ... -
ZX80, ZX81, boxed and unboxed 48K'sI have a lot for sale again. [B]ZX80[/B] To start with a ZX80: in good shape, no missing parts, yellowed though. This one includes a ZX81 rom. Also …
... some rubber ZX Spectrum's: 2 boxed, 2 unboxed.
All are ... / 45 GBP
- 48K boxed issue 2 with new membrane: €70 / 55 ... my shelves here if anyone is interested.
Furthermore I ... .benophetinternet.nl/hobby/sales.htm"]is found here[/URL].
Some ... -
BIFROST* ENGINE 1.2 released!Another improved version of the BIFROST* ENGINE is now available! Download it here: [url]http://www.worldofspectrum.org/infoseekid.cgi?id=0027405[/u…
... version of the BIFROST* ENGINE is now available! Download it ... />
[LIST]
[*] Everything is now optimized for both speed ... /> [/LIST]
This functionality is better explained in the new ... benefit from version 1.2, which is smaller and faster due ... -
Issue 1 ram connectors....Hi Does anyone have the pinout of the Issue 1 internal RAM connectors, for the 16K-> 48K upgrade board, as I'd like to try and make myself a board, a…
... have the pinout of the Issue 1 internal RAM connectors, for ... fitted into sockets on the issue 2 and later ?
Cheers ... -
48K and wavy lines.It seems all Spectrum related things are breaking here at casa de Don Pedro. After the problem with my old ZX81, I went over to my issue 2 ZX Spectru…
... to my issue 2 ZX Spectrum 48K. This one is also ... :-)
Anyway, is think this is the "wavy lines across ... the due course of action is:
1) ... change that capacitor
2) Check crystal X2
... 1 doesn't help. Is there a way to test ... -
Stealth AllRAM SpectrumHaving just received a couple of new keyboard membranes to fix a couple of machines with, the thought crossed me that I should do a special project w…
... /> But I have an issue 4S board with no case ... stages? The stage 2 part is basically because we've ... finishes and the Spectranet is paged out. The acutal ... Spectranet initialization because it is guaranteed that all the ... on the RAM is, there is another chip enable ... -
Job lot of various hardware & software for sale.Hi, I put a post up a while ago and sold a lot of my stuff but I've still got a boxful left over, is anybody interested in taking it off my hands? I …
... got a boxful left over, is anybody interested in taking it ...
input - issue 1
input - issue 2
input - issue 3
protek ... not sure what the postage is as it's quite heavy ... know), collection from sunny Wiltshire is also welcome.
... -
I want to upgrade 16k to 48k - need help.I recently purchased a lovely little 16k machine (Issue 2) but I'd like to upgrade it to 48k. I'd rather not use a Ram pack as I think they are ugly…
... a lovely little 16k machine (Issue 2) but I'd like to ... for use when the RAM is upgraded to 48k?
Is it simply a matter of ... -
Sound Card AdviceMy Creative SoundBlaster Audigy 2 ZS, is a greatish sound card but its starting to cack out on me. It has an IO box that sits beside the main unit, …
My Creative SoundBlaster Audigy 2 ZS, is a greatish sound card but ... the box causes crackling or white noise to appear (pointing to ... 's at fault.
2) Buy a new sound card ... -
Adding TAP file contents to a Spectrum +3e DOS PartitionHello my fellow WoS'ers, This thread is a companion to a great little guide from a fellow AmiBayer [B]mnjnurney[/B] you can view his thread by [URL…
... SCREEN$ files is nor GAME CODE. This is where your ... file "A.2" it is 6912 bytes - this is exactly the ... scratch, however this is slightly quicker and a ... "" SCREEN$
This is loading the next file in ... line 22) in bright white ink, flashing "press any ... -
GamesTM issue 132 - Spectrum articleJust a quick heads up. The latest issue of GamesTM is in shops now and it includes an eight-page article all about the Amstrad-manufactured Spectrums…
... heads up. The latest issue of GamesTM is in shops now and ... magazine, as its Retro section is largely focused on console gaming ... -
Flashing coloured blocks - diagnosisHiya, hope this is the right place for this... Was given an Issue 2 48K by a someone yesterday that hasn't been powered on in 20 years, which works …
... is the right place for this...
Was given an Issue 2 ... "flashing coloured blocks" issue which as I understand is either down to ... all cold, however the ULA is a bit toasty to the ... the Speccy Tape app which is amazing. Have already done the ... -
SAM Coupe - a video problemHi mates. Lately I managed to acquire a SAM Coupe 512K. There are, however, certain problems that - I thought - You might help me with, in a mome…
... />
1) The screen is black/white only. From both: TV antenna ... for 100%. ;)
2) There is a white little mess in the ... ]
3) The sound is _very_ silent and has no ... -
Bang Weekly, Issues 1-3Hello, I noticed that that although Bang is represented in the magazine archive, issues 1-3 are missing. I have them, and I'm happy to pass them on…
... noticed that that although Bang is represented in the magazine archive ... them on to anyone who is willing and able to scan ... are a bit ragged, and issue 2's cover has "tanned", but ... -
16K/48K Lower RAM (4116) replacement.You may want to read [URL="http://www.worldofspectrum.org/forums/showthread.php?t=37957"]this thread[/URL] for background information on the quest t…
... described, whatever mechanism is used to invert /RAS ... 74HCT inverter is good enough.
2. If ... the circuit is to work reliably in an issue 2 Spectrum ... . 2.3V. This happens when the voltage is pulled ... all work in the issue 2 Spectrum I've ... -
The game I have just reviewed on Spectrum 2.0 is...Future Looter [url]http://www.spectrum20.org/reviews/3097[/url] After Alessandro's recent thread about cynical WoS scoring I came to realise that a…
... have gone back to Spectrum 2.0 for this purpose for ... from Forum members on Sepctrum 2.0 -
Replacing Axial Caps with Radial CapsMany of the WOS members have complained of how difficult is it to get hold of Axial Capacitors when they want to replace the electrolytic capacitors …
... have complained of how difficult is it to get hold of ... of the PC board. This is probably old news for the ... done the demo with an Issue 2 board, but the same principle ... be used with the other Issue boards.
C25 ... -
My Current CollectionI started with Sinclair Computers in 1980 with a ZX80 and purchased a ZX81 in 1981. During 1982 I changed to Spectrums and went over to the IBM deskt…
... + which was upgraded with a Issue 2 board. It has upgraded on ... number normally is. Also a have a Spectrum + with an Issue 6c ... 'tronics keyboard case with a Issue 2 board and a Spectrum +3 ... , the shipping to South Africa is killing it. I will have ... -
ZX Spectrum Pre-regulator DesignCarrying on from the "[URL="http://www.worldofspectrum.org/forums/showthread.php?t=44486"]Issue 2 crashes after about 30 mins[/URL]" thread... [QUOT…
... /showthread.php?t=44486"]Issue 2 crashes after about 30 ... pre-regulator circuit. This is some extra electronics that goes ... tested.
Here is the provisional circuit diagram / schematic ... />
Now remember, this is just theory, this design has ... -
Scrolling by 2 pixelsWhat is the fastest way of scrolling a Spectrum screen line by 2 pixels left or right? When thinking about it I've come to this simple solution: [C…
... is the fastest way of scrolling a Spectrum screen line by 2 ... to scroll it by 2 pixels.
Is there anything faster?
