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48k issue 4B display problem etchi,, i have a zx spectrum 48k issue 4B with a display issue it has wavy lines in both the border and paper,some colours seem worse than others ie red…
... upper ram.it passes ram tests left in sink mode for ... -
zx spectrum 48k low -5volt raili have just received a 48k issue 3. initial tests show that all voltages are there but the -5V rail is only showing -4V. it does boot but i have tur…
... a 48k issue 3. initial tests show that all voltages are ... -
zx spectrum +2 cpu questionanother +2 mystery ... so just testing a +2 Z70700 issue 1.. although my power set up was a bit delboy .. PS2 power brick with modified end for the …
... it passed all the 128k tests and games worked properly .. so ... -
ZX80 in a BoxAfter putting a [url="https://worldofspectrum.org/forums/discussion/57916/spectrum-in-a-box#latest"]Spectrum in a Box[/url] a while ago, I thought it…
... keyboard directly attached to the unit.
[*] USB sound adapter - With ... -
About LMT SPD1 floppy & printer interfaceHello speccy users. Does anyone have the instructions, or the basic commands to use the unit? Very grateful for any help. regards.
Hello speccy users.
Does anyone have the instructions, or the basic commands to use the unit?
Very grateful for any help.
regards. -
zx spectrum 48k issue 6A boot fail- black paperohh whats wrong with this poor specie .. boot fail,, border white & paper black .. when reset it shows the red lines to indicate that the CPU is cycl…
... high frequency . the ram refresh tests reports a pass but they ... -
ZX Spectrum +2B 128K sound distorted and vertical jailbars. How to fix it?Hello, I have a ZX Spectrum +2B 128K (Issue 4 Motherboard) which suffers from sound distortion (the AY music is loud and distorted) and also very fa…
... put in factory in this unit. Is there any other soundfix ... for my unit or this is the only ... recapped the PSU and the unit itself.
Thank you ... -
SVI-CAS - A Digital Tape Image Player & Recorder For the ZX80 / ZX81 / ZX Spectrum & Other Classic MGreetings all, For those who may be interested, or even just curious, SVI-CAS is a digital tape drive that supports the 8bit classic Sinclair mach…
... .
I developed this unit due to my dissatisfaction with ... />
Some images of the unit performing various functions (note TFT ... to leran more about the unit you can also download the ... anyone may have about the unit,
Thanks -
Q. on most/least number of instructions per [unit].Errr ... I believe I bumped into a thread on this subject about a decade or two ago but I can't find it (didn't look too hard). And I think this was …
Errr ... I believe I bumped into a thread on this subject about a decade or two ago but I can't find it (didn't look too hard). And I think this was also answered to some degree in some of the programming books but they're currently boxed away and I'd ... -
Free Spectrum Hardware and softwareFREE! I have a large collection of Spectrum hardware and software that I no longer need. There are at least two Spectrum machines, several interfaces…
... printers, an Alphacom 32 thermal unit with some spare rolls of ... -
48k ULA heat sink required ?ULA heat sink worthwhile mod or just internet hype ? if worthwhile is a cheap heat sink going to cut the mustard ? i wonder if anybody has done any …
ULA heat sink worthwhile mod or just internet hype ? if worthwhile is a cheap heat sink going to cut the mustard ?
i wonder if anybody has done any before & after heat tests ? -
Personality type indicatorsI was almost going to put this in the rant thread, but I want to see if I can understand it better. I am refering to the Myers/Briggs sorts of te…
... the Myers/Briggs sorts of tests - which claim to be able ... -
Arcade cabinet on a budgetHey all, I`ve just come into a bit of free folding stuff and am in the market for a multi system arcade unit, one of them table top affairs. I`ve be…
... for a multi system arcade unit, one of them table top ... -
Quazatron - StrategiesI have been playing this again and thought it might be interesting to discuss strategies for clearing the levels. My current strategy is to get ho…
... also a very good power unit is required also, to power ... -
Drag and drop files into a HDF-File under Windows with BatchfileMaybe someone can make use of this: "Drag and drop files into a HDF-File under Windows with Batchfile" Even works with dragging files into a H…
...
SET Destination-Directory=\TESTS
%hdfmonkeyexe% mkdir HDFMAKER ... -
Exact emulation of the Snow effectAs the original post on another forum is outdated, and for those who don't know about that forum, I duplicate this info here: At the beginning of …
... implemented, and my snow effect tests, which are modifications of the ... at my request, launched my tests on their machines, and shot ... [/url]
Snow tests, the old one and my ... screen immediately after loading the tests are caused by an imperfect ... -
tape vs diskWhy people use *.tap & *.zxs when (?)??????????(?) *.trd ?
... speccy game is pull the unit out, flick the newly installed ... -
The name of the gameDoes anyone knows the name of the following game: You have to take your girlfriend to a show, but someone as trashed your bike and splitted all the …
... "show everything option", the 5 unit transport and the mecanized army ... unit.
I belive that ... -
what made the spectrum.........what in your opinion made the zx spectrum's so popular in the 80's and why? [img]/__forums/images/smiles/icon_smile.gif[/img] octave
... the time amazing and the unit was well priced. -
spectrum48k power supply?Hello, I live in the U.S. and I need to get a power adapter for the spectrum 48k comparable to the original. I needed to know all the specifications…
... NTSC, so I suppose the unit that you have was converted ... -
Currah Microspeech: good or guff?I've just been looking through old Speccy mags and saw the Currah Microspeech add-on. It certainly looks good, with lunar jetman having speech among …
I tried out my recently acquired Currah speech unit by loading Lunar Jetman. He swears when he gets killed. How rude! -
Currah Microspeech: good or guff?I've just been looking through old Speccy mags and saw the Currah Microspeech add-on. It certainly looks good, with lunar jetman having speech among …
... every time. (Although the speech unit does start to do something ... -
Currah Microspeech: good or guff?I've just been looking through old Speccy mags and saw the Currah Microspeech add-on. It certainly looks good, with lunar jetman having speech among …
The Fuller Master Unit had a joystick port, AY 3 8912 and a speech chip. The only program I know of that uses the sound chip is music maker. I used to think long ago in 82/83 I would want one if I had a spectrum. I was a ZX81 owner during 83. -
ZX48k terminal...Hello everybody, I thought someone might help me. I connect my good old ZX48k to my PC via serial (IF1) link, and I was trying to write a little term…
... byte from the RS232 port tests for break. You will need ... -
Joystick interfaceI have a grey model 128 +2, I need to know if a jostick interface can be used on this machine as Spectrum only sicks are hard to come by. Thanks fo…
... use a normal interface2/kempston unit in the back of the ... -
Sound jack on grey +2I have aquired a Spectrum 128 +2 grey model, anybody happen to know the size of the sound jack on the back? Washac:)
...
Cassette unit
Programs may ... socket on the +3 Cassette unit
... EAR sockets on your cassette unit.
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... -
Anyone Recognizes This Loader?Hi there! I live in Argentina. I have a -dead by now- CZ Spectrum (a ZX clone made by an argentinian company, Czerweny, which used to make... Excell…
... 48k mode.
My unit finally died after a power ... -
Microdrive woesHi there! Just managed to pick up a 2nd hand Microdrive and interface one... Came with an introductory program which doesn't seem to load. Since its…
... then the behaviour of the unit will be as you describe ... , CAT 1 will hang the unit.
FORMAT "m" ;1 ... -
WANTED: tape replacement for +2?Any tape replacement possible for a +2? My +2 works wonderfully but the incorporated datacorder is simply worn out and won't load ANYTHING. Dirty sig…
... wires running from the cassette unit to the pcb. The red ...