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Harlequin video problemsHi everyone at the forums, this is my first post here, so forgive me if I don't post this at the right place. I hope that you can help me. I buil…
... help me. I built a harlequin superfo two weeks ago. I have ... -
WIP: ULAPlus hardware implementationThis aims to be an "almost" plug-in replacement for the Sinclair ULA chip fitted in Spectrum 16K/48K/Plus machines. It comes in a form of a small PC…
... happened to me with the Harlequin-Superfo clone. I couldn't get ... -
Harlequin Rev GI have just got all the bits to build an Harlequin Rev G system and I went for a red solder mask board. I have fitted the 3 surface mount components…
... just opted for the offical harlequin superfo black board and slowly getting ... -
SuperFo Harlequin crashes on EnterHello there, I currently have a SuperFo Harlequin at hand which suffers a crash/freeze each time I try to enter a line in basic. Doesn't matter if …
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I currently have a SuperFo Harlequin at hand which suffers a ... -
Superfo Harlequin Rev D Documentation wantedI have a Rev D Superfo Harlequin PCB. I would like the documentation (schematic and board layout files), but I get a [b]Not Found[/b] error when I cl…
I have a Rev D Superfo Harlequin PCB. I would like the ... ://trastero.speccy.org/cosas/JL/Harlequin/superfo1.html).
Does ... -
Harlequin clone...PCB manufactured!Using Chris Smith's detailed schematics and project notes from the Harlequin... a Speccy fan in the United States by the name of Don (Superfo) has de…
... and project notes from the Harlequin... a Speccy fan in the ... Don (Superfo) has designed a PCB for the Harlequin! (The Harlequin as you ... ://trastero.speccy.org/cosas/JL/Harlequin/superfo1.html[/url]
Harlequin 128 issue 1Bhello Superfo i have the Harlequin 128 issue 1B i have a question. when i connect interface one the Harlequin is not booting up if i force to work l…
hello Superfo i have the Harlequin 128 issue 1B i have ... i connect interface one the Harlequin is not booting up if ...Harlequin ZX Spectrum Clone now 100% compatible!Hi all! The Harlequin ZX Spectrum clone now shows full timing compatibility with the ZX Spectrum! 8-) Both the ULA IO and memory contentions are fa…
Hi all!
The Harlequin ZX Spectrum clone now shows ...Best current ide /flash interfaces? and re harlequin cloneHi I have a few 48k rubber-key spectrum's, a harlequin clone board :) on order and 1 (one) divide+ interface. I was hoping zetro's simple IDE woul…
... rubber-key spectrum's, a harlequin clone board :) on order and ... also fit / work on the harlequin clone? seeing as thats not ...The new Superfo cloneHi In the spanish forum speccy.org some guys and me have optimized the superfo clon to have less ICs. The actual design has 39 ICs versus the 45 ICs…
... and me have optimized the superfo clon to have less ICs ...BAS-ROM for HarlequinSince it is very easy for everybody to plug a new BAS-ROM into his Harlequin there is the question, what kind of ROM and what additional functions sh…
... new BAS-ROM into his Harlequin there is the question, what ...A tally on the number of successful builds of the Harlequin[SIZE=4][COLOR=Green][U][B]A tally on the number of successful builds of the Harlequin.[/B][/U][/COLOR][/SIZE] Please post your successes below :-) …
Harlequin - usefull mods and addsHello, I start here a thread regarding mods and adds for the Harlequin. It was found: * that the Sinclair Interface 1 does not fully work at the Ha…
... mods and adds for the Harlequin.
It was found ... not fully work at the Harlequin.
* that the Beta Disk ... ) does not work at the Harlequin.
The reason is ... leads the -12V of the harlequin to the circuitry that needs ...populated Harlequin Rev.D -> Rev.FHi, I like to sell my Harlequin Rev. D board. I modified it to be identical to Rev. F: * switching regulator instead of linear regulator for DC in …
... /> I like to sell my Harlequin Rev. D board. I modified ...Harlequin case label concept?Hello everyone; I have been thinking about constructing a case for my Harlequin board. Nothing too outlandish; a sheet-metal case very close to the…
... constructing a case for my Harlequin board. Nothing too outlandish; a ... to have a Sinclair-style Harlequin label (in raised metal or ...Harlequin runningHi all, Just thought I'd post a wee pic of my Harlequin kit which I received yesterday and assembled in double quick time. A great piece of hardwar…
... a wee pic of my Harlequin kit which I received yesterday ... .com/images/stories/IanJ/ZXspectrummod/Harlequin.JPG[/IMG]Keyboard for ZX Spectrum 16k/48k or HarlequinThere is a keyboard developed originally for use with the Harlequin but maybe used as well with any 16k/48k ZX Spectrum. The keyboards offer a great …
... originally for use with the Harlequin but maybe used as well ...a harlequin keyboard option (+2a)Hi guys. Finally got around to this, I am using a keyboard from a +2a connected to my harlequin. [IMG]https://farm4.staticflickr.com/3932/1560029…
Hi guys.
Finally got around to this, I am using a keyboard from a +2a connected to my harlequin.
[IMG]https://farm4.staticflickr.com/3932/15600296661_323b6eee4d_k.jpg[/IMG]Harlequin keyboards / housingsI have about 20 or maybe more ZX Spectrum 48K's, which I'm planning to sell in separate parts (refurbished boards, ULA's and cases). Now I'm interes…
... /> Now I'm interested if Harlequin owners want a refurbished case ...important Harlequin modWhile searching for a better solution for avoiding undesired spikes that corrupt the screen RAM at Harlequin I found a final solution. No additional …
... corrupt the screen RAM at Harlequin I found a final solution ... realize these mods at every Harlequin PCB.
Greets Ingo ...So, where exactly can I buy a Harlequin?I've looked far and wide but cannot seem to find where to buy one of the Harlequin based "clones". Even an unpopulated motherboard would be a start.…
... to buy one of the Harlequin based "clones". Even an unpopulated ... an NTSC user...has the Harlequin had much success on this ...Harlequin Rev. G - error of labels at J16Hi, a German user found an error at Harlequin Rev.G board regarding the labels of J16. The labels of -5V and +12V are interchanged! That could be …
... user found an error at Harlequin Rev.G board regarding the ...Harlequin REV F to REV G upgradeHi guys i have a Harlequin REV F board and noticed its been updated to REV G with teh message of Error on J16 does anyone know what changes …
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i have a Harlequin REV F board and noticed ... ://trastero.speccy.org/cosas/JL/Harlequin/superfo1.html
Thank ...Harlequin Rev. G - Composite video problem.What I'm about to describe I'm not experiencing it by myself, so the probable answer to any "have you tested this or that" question is no, I don't, b…
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They have built their Harlequin to specs, with correct face ... much better knowledge of the harlequin electronics has formed his opinion ...Opus Discovery with a HarlequinHi all I am getting a Harlequin and the 128k toaster rack mod but I have an opus discovery and a spectrum +, the + is dead so going to use the cas…
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I am getting a Harlequin and the 128k toaster rack ... use the case for the harlequin to live in but does ... the discovery 1 with the harlequin?
ThanksHarlequin Rev GI have just got all the bits to build an Harlequin Rev G system and I went for a red solder mask board. I have fitted the 3 surface mount components…
... the bits to build an Harlequin Rev G system and I ...Harlequin 128k??Hi peeps... I've seen that you can do a 128k version of the Harlequin board. Is it just the standard board with different chips or is it a dif…
Hi peeps...
I've seen that you can do a 128k version of the Harlequin board.
Is it just the standard board with different chips or is it a different board all together?
ThanksHarlequin turbo mode ( 7 MHz )Hi, All. Sorry for my bad english. I make Harlequin mod - turbo mode ( CPU clock 7MHz ) for Harlequin. Could you be so kind to write your opin…
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I make Harlequin mod - turbo mode ( CPU clock ... 7MHz ) for Harlequin.
Could you be so ... schematic.
I tested on Harlequin 128K.
[img ... ) is inverting CPUCLK , but Harlequin has different schematic : CLKB is ...
