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SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... Spectrum power supply rating of 1.4A. I tested with several ZX power supplies ... draw is close to the power supply rating, it might be that ... were due to the particular power supply used.
During my ... -
Multiface +3 AdviceHi, New to the forum after resurrecting my +3 and looking for a bit of advice on the Multiface 3 please. Quite simply is it worth investing in for…
... -5-DISK-DRIVE-RIBBON-CABLE-POWER-SUPPLY-/121075507228[/URL]
... games to 3" diskette using ZX SPECTRUM +3 BASIC command:< ... URL="http://www.seasip.info/ZX/taptools-w32.zip"]http://www ... :
I use ZX Spectrum emulator SPECTACULATOR where 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…
... on [url]www.secarica.ro/zx/[/url]
It didn ... potential divider driven by the power supply. Whereas the pdf shows the ... -
Retro Computing in the USA.As some of you know I am planning on emigrating to the USA this Summer and I'm debating what I should take with me and what I should sell. As for Si…
... .
As for power, well for ZX stuff just get an ... suspect (unless its switch mode power supply has the input range modern ... -
1x XC9572XL or 2x XC9536XL?I'm working on some projects which do not settle with only one XC9536XL CPLD. Main reason is of course the lack of user pins on the XC9536XL, I need …
... really a function of the ZX CPU clock, but the rise ... from the device. Since the power supply to the chip (ground and ... current, the inductance of the power and ground supplies becomes an ... mitigate this - solid ground and power planes are very helpful, also ... -
2013 projects: new PlusD, DivIDE and MultifaceI have written about this before, but as I want to let these project be influenced by your opinions, I thought to create a separate topic about it. …
... far :-(
not to mention ZX cartridges
- Beta Disc clone ... /> Beta Disc clone for all ZX Spectrum models exist :
[ ... designed for use on original ZX models. This betadisc need ... for FDC controller and external power supply bust be used only for ... -
Issue 3 board... How to resurrect?Dear Everyone, Now I have a working 48k Issue 3, a sort of working Speccy+ (still having problems with the keyboard, more of that in another post) a…
... not always imply that the power supply is faulty. It is always ... a ripple waveform on the supply lines without an oscilloscope by ... root cause of the -5V supply not being correct. My IC ... sites and also in the ZX Spectrum service manual. It is ... -
Is This PSU Useable on the Speccy?I just got my Speccy and the PSU has had some 'work' done to it. Somebody has added an extra length of cable on it but rather than soldering or crim…
... original specifications for the standard ZX Spectrum PSU is 9V @ 1 ... ZX Spectrum is normally very forgiving with a bad external power supply as ... -
Spectrum 48k PSUHi, can anyone suggest an alternative off the shelf power adapter that will be compatible with the ZX Spectrum 48k? I've just picked an old machin…
[U][B]ZX Spectrum Mains Power Supply Units[/B][/U]
... .4A
2.1mm DC power plug wired centre neg, outer ... .1A
2.1mm DC power plug wired centre neg, outer ... -
power supply for +2 greyJust bought a fully working +2 grey but it dont have a power supply. I did see it working though so i do know it works. Whats the voltage and amps fo…
[U][B]ZX Spectrum Mains Power Supply Units[/B][/U]
... .1A
2.1mm DC power plug wired centre neg, outer ... -
Yet More Scottie UK Auctions.Still clearing my retro collection many items must go. Now selling games and in a few days I'll list some computers to. For now I have. [URL="http…
... p3984.m1555.l2649"]Genuine Sinclair ZX Spectrum Power Supply[/URL]
Power Supply (PSU) for Sinclair ZX Spectrum and ... Sinclair Spectrum 48k+ Style Power Supply (PSU) 9 volt from ... "]Power Supply for Alphacom 32 ZX81, Timex Sinclair or ZX ... -
Cascading transistorsMiguel (mcleod_ideafix) alerted me on an aspect of a design I'm working on where I am cascading transistors, which may give problems. This is the par…
... have another question. Does power source of ZX Spectrum take about 0 ... of how much time the power supply needs to stabilize, but it ... working:
1. The power supply has to raise its voltage ... DC converter uses the +5V supply, so this stage cannot proceed ... -
ZX Spectrum Stuff I am sellingSelling all these games in 1 bundle for the sum of ?20 .. postage to be worked out once I know who is interested. Small Case Renegade Enduro Racer T…
+2 grey Power Supply ?5 (?4 postage UK heavy ... best possible picture from your ZX Spectrum.
This will only ... -
Issue 2 crashes after about 30 minsHi Guys, I have an Issue 2 zx spectrum that seems to get graphic corruption after about half hour of playing, then finally falls over and crashes. …
... 'm not using a bench power supply, I usually use a simple ... regulator in-line with a ZX PSU. It's installed in ... an on/off switch and power on LED. It produces approx ... -
DivIDE+ with SpectranetHi all, I've recently bought both a DivIDE+ and Spectranet from RWAP and I was wondering if it's possible to use them both together. I have a 48K+,…
... be connect as first to ZX bus and all other devices ... ZX bus is unstable... too long address lines... etc...
Weak power supply ... -
ZX Spectrum clock signals comparedI haven't searched for this on WoS; it might have been posted before. But I think it's important info, and can't do any harm to repeat or show from a…
... : making the pullup on the ZX clock signal higher with only ... on several exemplars of all ZX Spectrum models, and deliver them ... .
But many of the ZX Spectrums I have tested already ... the solution is in the power supply. But let's try that ... -
IF1bis StabilityI just thought I would start a different thread relating to the IF1bis, and leave the copyrighters to it elsewhere...:-P I've had mine for a few mon…
... to be literally hundreds of ZX microdrives... I have visions ... again before shipping, on a ZX Spectrum 48k, fitted with ... supplied from a standard Sinclair power adaptor, by repeatedly switching ... the AC side of the power supply.
If nevertheless, ... -
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…
... .
The DivIDE uses power from the +5V line.
What mains power unit are you using?
ZX Spectrum "9V" power supply, either try it using ... -
Spectrum +2A PSUI picked up a black +2A without a power supply. Looking on eBay the PSUs seem quite rare. The schematics for the PSU show +/-12 and 5v, would it be …
... br />
Replacement power supplies for Sinclair ZX computers including the +2A ... ports.
The +5V supply needs to be from a ... other SMPSU's (switch mode power supply units).
The ... them to output the main supply voltages.
[I][ ... -
IF1bis StabilityI just thought I would start a different thread relating to the IF1bis, and leave the copyrighters to it elsewhere...:-P I've had mine for a few mon…
... modification is ment to solve 'power problems' and has no bearing ... the 9V supply[/B] into/from
the Spectrum?s power socket ... to plug the Spectrum?s power supply into a
switch mains ... [B]corrupted[/B], causing the ZX
Spectrum [B]to crash ... -
+3 upgrades?Hi this is my first post on becoming a member of this forum and I'm hopeful and excited about some of the hardware I have found. Hi I found my old …
... you're still after a power supply for a grey +2, there ... .co.uk/itm/Sinclair-ZX-spectrum-2-Power-Pack-Grey-Genuine-and ... -
eBay 128K Spectrum RGB cables overheat the Spectrum!?Hi everybody, For a long time I've wondered why Spectrum 128K Toastracks were overheating when using my Retro Computer Shack RGB SCART cable. Today …
So, the ZX Spectrum 128 models were not ... especially if you need external power supply for 100% connection of that ... -
Plus D Voltage Regulator OrientationHi, I?ve got a Plus D Disc Interface circuit board without case from a friend. Sadly he sends it to me without care for proper packaging. So it arr…
At yesterdays ZX-Team-Meeting in Germany I ... at it and says, the power supply part seems OK instead of ... -
Plea for new hardwareI'm posting this as a poll as I want to judge if I'm a solo loon going on about this, or if people really are interested in either of the following S…
... audio expert involved in the ZX-Uno project so I'm ... way to add an external power supply if you get carried away ... -
Dot crawl?Hi, As I'm rather new to the hardware of the spectrum, just to confirm: is this video showing "Dot crawl" ? [url]https://www.youtube.com/watch?v=_U…
... used an 1.2A (ZX81) power supply (I modified it for dual ... for them. For a "normal" ZX Spectrum when you are using ... is about 1A at 10V supply voltage. (I replaced the voltage ... -
Fixing my old ZX Spectrum 48K issue 4AHi Guys, I trying to fix my old Spectrum 48K. Looks like my dad used a wrong power supply as the ULA had a bit missing and so did the 7805. So I rep…
... />
I have a other power supply (non-sinclair) 9 Volts 2 ... .45V when connected to my zx and 9.55V without load ... -
Microdrive-Microdrive incompatibility?Hi All! Finally I could get enough Microdrives and connecting blocks (or cable replacement) to make the largest storage configuration of the classic…
... use a stabilized laboratory power supply for powering ZX Spectrums at my desk ... . I have checked once the power ... -
Toastrack refurbishmentYesterday I opened a drawer in my old desk and discovered 2 complete toastrack 128s and a board only for the same. As I already have a fully working…
... reason why the Sinclair "9V" power supply ratings are spec'ed to ... ZX81 power packs. When a 16k RAM pack and a ZX Printer ... missed people posting about a ZX Spectrum 1.4A PSU being ... -
Powering a Spectrum with 5v?I live in the States, but I'm originally from England. My original Spectrum is still at my mum's house in the UK, and I was thinking of asking her t…
... the internal switching power supply circuit, which draws its power from the "+ ... 9V" DC input supply. The only ... possible to supply a 48k ZX Spectrum with an external supply, but ... the above voltages for my ZX Spectrum (I also had ...
