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Timex contended memory timings, the TS2068 kludge board and EXROM at $4000 - $7FFFI haven't seen this documented anywhere yet so I thought I'd share my findings. I've been investigating contended memory timings on the Timex Sinclai…
[QUOTE=superfo;767239]Do you plan to do 128K expansion on TS2068 in ... -
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…
Thinking of casing my Harlequin ..................
If one were ... compatible plug in to the Harlequin ?
I see Bverstee ... -Sinclair-ZX-Spectrum%2B-48K~~128K-Keyboard-Membrane-2141[/url]
Best 128k Speccy?Hi Which 128k Spectrum is the best from the point of view of the operating system, hardware design etc. Reason I'm asking is that I read on here th…
... need now is a 128K version of the Harlequin board. Then you ...Best 128k Speccy?Hi Which 128k Spectrum is the best from the point of view of the operating system, hardware design etc. Reason I'm asking is that I read on here th…
... need now is a 128K version of the Harlequin board. Then you ...Burned finger temp on rubber 48k heatsink normal?Ok so i opened it up because a few keys started to act up and i noticed that after burning my hand the heatsink was that hot i could actually smell t…
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Toastrack 128K 935mA
Grey +2 970mA ... at rest: 190mA
Harlequin Rev F: 105mA
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…
Harlequin is the model, not the manufacturer. You probably want a Sinclair style "Superfo" in red and Harlequin in a Helvetica semi-bold in white.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…
[QUOTE=aowen;786694]Harlequin is the model, not the ... a Sinclair style "Superfo" in red and Harlequin in a Helvetica semi ...Ben Heck modifies a Zee X Spectrum.Gahh, one of the differences between Americans and Europeans right there in the title. Anyway, we know better ;) ...and this isn't about that anyway.…
... the paging hardware that the 128K implemented with discrete chips. Or ... even built a clone. The Harlequin is a clone. The ex ...DIVMMC my version512 ram, 8kb Flash ROM, esx dos, 2x thru, micro SD card slot,prototype board: [URL=http://www.fotosik.pl/showFullSize.php?id=18408198292851f7][IMG]h…
There was a comment on the German forum that more than likely the issue is caused by the clock signal. On Spectrum 48/128K the level is simply too low for some interfaces. The latest Harlequin revision and the grey +2 offer a much better signal."real good" keyboard membranes for Spectrum+Hi, is there a possibility that someone will produce a real good substitue for defective membranes of Spectrum+ or 128k heatasink. I bought several …
... the last membranes for my Harlequin. All resistors, capacitors and chips ... are new. The Harlequin has adress bus drivers for ... yesterday I finished my own Harlequin in a Spectrum+ case and ... first ever 48k+ and my 128k heatsink, that both have new ...Switched voltage regulatorIn the past a replacement voor the (hot!) 7805 has popped up a couple of times in various threads. As far as I know, Recom Power Inc. was always ment…
[QUOTE=superfo;812112]Have you tried this ... used it with Harlequin clone and my Harlequin didn't boot up ...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 :-) …
... ://forest.no-ip.org/wos/harlequin/DSC_0181.JPG[/img]
... img]
lets test harlequin with real title ... wait ? why ... hand made wood box need 128k speccy ... :)
just ... I want to say this harlequin working 100% with all important ...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…
... the same about the NTSC Harlequin. What kind of compatibility does ... compatiblity to some of the 128k models.
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Jiiira's Sparrow LITEHi All, Just for info .. :) big eprom, cheap 32KB ram and etc. i don't know specification .. :) https://youtu.be/NbI7E1aebrM modern speccy .. …
... a bigger one and put Harlequin logic in there? Original ULA ... new board, make it a 128K one (or at least one ...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…
... are 2 possibilities for a 128k Harlequin as I know.
... ones.
This gives a 128k Harlequin without AY-sound or joystick ... Also there is a 128k version of Harlequin including AY sound and ... solved while optimizing the 48k Harlequin as for example the ...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…
... be used to improove the 128k version.
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I ... guys have done on the harlequin is really appreicated.ZX Dandanator! Mini - Cartridge system for SpectrumsHi All, I'd like to present a little HW I've developed during the last three months. It's aimed at providing a console-like usage experience for a…
... br /> - Sinclair Spectrum 128k "toastrack"
- Sinclair Spectrum 128k +2 "grey"
- Harlequin Rev. F
- Harlequin Rev. G
We ... />
! [color=#BF8F30]About 128k games:[/color]128k images are sometimes dependent ...ZX Spectrum+ new membrane not working properlyHi! I recently got myself a ZX Spectrum+ . It had the classic broken membrane problem (most keys didn't work and those that did were wrong). So I or…
... all of may Spectrums (48k, 128k heatsink and gray +2) and ... improving the schematic of the Harlequin Spectrum clone computer the secon ...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…
Mine Harlequin has 128k timing (horizontal and vertical).
Ingo.Are there any differencies between Speccies in different countries?I am asking for differencies of ordinary Speccies, not clones. Can I travel to foreign country, buy Speccy from fleamarket and except it will run at …
... drain more power than standard 128k and 48k. I'd buy ... 48k) use translated ROMs. The 128k spanish spectrum is different from ... for spares and put a Harlequin board inside the case... and ...Looking for advice on building a HarlequinNew member here. From the US. My first computer was a Timex Sinclair 1000 back in the early 80s (in fact, I got one of the first batches sold in th…
... them.[/quote]
The Harlequin is meant to be used ... different connectors (not sure about 128k and +2) so you won ... ="msansom;54078"]Looking at this Harlequin schematic, it just screams out ...Looking for advice on building a HarlequinNew member here. From the US. My first computer was a Timex Sinclair 1000 back in the early 80s (in fact, I got one of the first batches sold in th…
Oh, and you can use either the rubber key membrane or a 48k+ / 128k membrane with a Harlequin :-)
[b][i]Mark[/i][/b]Looking for advice on building a HarlequinNew member here. From the US. My first computer was a Timex Sinclair 1000 back in the early 80s (in fact, I got one of the first batches sold in th…
... membrane or a 48k+ / 128k membrane with a Harlequin :-)
[b ...Looking for advice on building a HarlequinNew member here. From the US. My first computer was a Timex Sinclair 1000 back in the early 80s (in fact, I got one of the first batches sold in th…
... yet. Djordje Mitic is making harlequin-compatible 48K cases, faceplates, membranes ... .html#!/Zx-Spectrum-48k-+-&-128k-toastrack-keyboard-membrane/p/68556689 ...Looking for advice on building a HarlequinNew member here. From the US. My first computer was a Timex Sinclair 1000 back in the early 80s (in fact, I got one of the first batches sold in th…
Here's another case idea, in the 'build it yourself' theme.
http://www.thingiverse.com/thing:1240780
I'm going to put a 128k Harlequin into one soon.Upgrading Harlequin 48K to 128K?I noticed this upgrade PCB on ebay for upgrading the Harlequin to 128K: http://www.ebay.co.uk/itm/ZX-Spectrum-Harlequin-48K-to-128K-Upgrade-Addon-PC…
... put me off, but JustSpeccy 128K or Chrome sounds good.
128K, Spectrum +2 Grey, Spectrum +2 ... , Spectrum +3, Recreated ZX Spectrum, Harlequin 48K and ZX-Uno just ...Spectrum Cables : How many individual types of these are there "out there" both past and now?So this is all about giving the SPECTRUM cables their correct cable titles to aid IDENTIFICATION OF CABLE TYPE and FUNCTION across the world.. An e…
still have a 48k spectrum plus, 128k plus 2b and a harlequin 48k and 128k in middle of building them up and still need to repair the discovery to use with themHarlequin 128K minor problems.....Hi All, I've just assembled my Harlequin 128K kit, I had initial problems with it that I traced to not having soldered all of the pins on a couple…
What revision of 128k Harlequin did you assemble?
Greetings Ingo.SD Card Interfaces for the ZX Spectrum : the complete list OK I admit it : this thread will start life as the incomplete list of SD card interfaces but the aim is to list the lot
no the smart card will work on any version of the spectrum from the 48k rubber keyboard to the plus 3, i have personality tried it on an issue 4 48k plus and a plus 2B 128k and a harlequin 48k and it worked without faultZX Spectrum spare parts : "endangered" and functional "extinctions" only It struck me how some Spectrum spare parts or parts that were used with Spectrums and that were commonly available are no longer available . The em…
... not a full replacement like Harlequin: the circuit board itself. [i ... /> 3a) Philips TEA2000 (used in 128K/+2/+3 models). Might become ...
