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Darkening of aging CRT monitors / PowerstripI'm using a CRT that I got way back in 1999, and it's still working, but the screen seems to have gradually darkened over the past few years. I think…
... . They have all been dry capacitor problems costing about 68p to ... -
Composite output issuesHi, My speccy was bought with a composite mod but it's typically not stable. On an old TV it works fine but not on my Asus PW-201 monitor which has…
... , it has an extra 100uF capacitor. I've built Lloyd's ... -
2 Spectrums (synched) playing AY tunes?After listening to a few Turbo Sound FM MP3s, I wondered... For those of us who can't build this card, couldn't we synch 2 128Ks and play these tunes…
Dammit, and I just accidentally killed my 128K toastrack when I failed to notice the edge connector key had come out of the ZXCF+ that I had plugged into it (the machine's fixable, I suspect the switch mode supply power transistor bit the dust). -
Spectrum 48K input voltageI have a power supply that is rated 9,5 Volts DC. With no load it outputs about 9,86 Volts. Is it safe to use it for ZX Spectrum 48K? (it can do …
... a 10000µF / 16V electrolytic capacitor parallel to its output - so ... -
What is wrong with this auction?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250246790438[/url]
... certainly is odd having no toastrack.
Just a ... -
What is wrong with this auction?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250246790438[/url]
... machine even with that metal toastrack attached to the side! Can ... -
RAM Turbo Interface + DivideHi! I have ordered a Divide (the one without the passthrough) and I obviously want to play using a joystick on my Speccy+. :D Does anyone know (or c…
... + and 48k Speccy and 128k toastrack + Ram turbo.
The ... with the Divide+ and the Toastrack though.
Edit...oh ... -
Socket to me..Specchums ! I'm laying out the PCB for the ULA replacement, and I need to know how common it is for the following IC's to be socketed (all to the ri…
... not have IC28 socketed, the capacitor C28 sticks up 5mm from ... -
What is wrong with this auction?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250246790438[/url]
... which it gets it's 'toastrack' nickname. The side conveniently chopped ... -
What is wrong with this auction?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=250246790438[/url]
... which it gets it's 'toastrack' nickname. The side conveniently chopped ... -
Radiohead on the Spectrum...[url=http://www.vimeo.com/1109226?pg=embed&sec=1109226]Or something like that, anyway[/url]... with thanks to [url=http://blog.makezine.com/archive/2…
... , they should have had a toastrack 128K machine there if they ... -
"Upgraded" broadbandTo cut a long story short, I have just had my broadband speed upgraded from 1meg to 5meg (it was free). Having just spent over an hour setting up the…
... through the rectifier and filter capacitor (and no, a linear regulator ... -
Unknown ZX81 InterfaceThis interface was part of a lot with some TS1000 and ZX81 computers for parts, among other stuff. Since there are no instructions nor software, I wa…
... 't even see a bypass capacitor on there!) - I've found ... -
48K games that don't work on a +2Not sure if there is already a thread about this but recently I've noticed some old 48K games will not run on my +2 - even in 48K mode. Examples are…
... difference between this and a toastrack 128k+.
You shouldn ... -
Comcon problemsCan anybody please help? I've recently upgraded my rubber keyed 48k to a 128k toastrack. (?19.00 off Ebay with manuals,leads,tape recorder,3 games,a …
... take my chances on the toastrack one.
(Hopefully my LCD ... -
+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…
I can't really answer you as this is a mod I've not made yet (I also have a +3 with distorted AY sound). I have however observed that on a toastrack 128K, the AY output is *much* lower than the beeper output. -
+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…
... and Amstrad +2.
22nF capacitor between pins 17,3,19 ... -
PSU queryHi all, just one quick question. Are Spectrum PSU's compatible with ZX81's? I've just bought an '81 off of Ebay, which was sold as "working, but the …
... . I've added one decoupling capacitor on this line to fix ... -
Buzzing SpectrumPicked up a Spectrum + (48k) today at a car boot, for 3 quid:-P On the plus side it does work, however it does buzz pretty bad. What normally causes …
... it looks really good. The toastrack is probably the best looking ... -
Wanted: Spectrum 128 in any conditionNo really... any condition... Broken, working, keyboard damaged, membrane needs replacing, no case, parts desoldered, leads absent, no box, unidenti…
[QUOTE=beanz;289945]Might want to state which model 128 you are after.[/QUOTE]
Sorry, I'm a bit purist :)
By Spectrum 128, I of course mean a toastrack variety. Doesn't matter what language it comes in.
-- Richard -
Silent low power serverLooks like my server has troubles with overheating again, both due to the failing case fans and stupid CPU frequency governor problems. Instead of fi…
Try a Hush PC. Passively cooled, has futuristic looking toastrack heatsinks just like a 128K Spectrum. (They don't get hot either). -
+3 compositve video out problemToday, I've tried to put a composite video out in my +3. I've built the circuit proposed [url=http://www.secarica.ro/html/plus3_hardware.html#composi…
... ) resistor or have one electrolic capacitor in the path. -
Awful image on 128K +2B / CV mod not workingHello, My two +2 B output a terrible image through RF. Lots of shadows and moiré patterns. One is slightly better than the other, but really ba…
... /> [QUOTE=ingo;296252]Look for Capacitor C24 - it is a 33pF ... -
ZX Spectrum external keyboardI picked up this keyboard at the flea market a couple of days ago. It was being sold together with a Speccy, PSU and cables but since I only wanted t…
... (probably gate arrays), an electrolytic capacitor, a number of resistors and ... another flat capacitor. I'm afraid of connecting ... -
Sinclair PC 200 - RF questionIs there any compatibility regarding the RF output of the sinclair pc 200? This week i got my 2nd unit and in both of them, when connected through R…
... you can add a big capacitor (electrolytic) of about 220µF ... -
Sinclair PC 200 - RF questionIs there any compatibility regarding the RF output of the sinclair pc 200? This week i got my 2nd unit and in both of them, when connected through R…
... of R922 R924, place a capacitor in series(some µF, for ... exmaple a 22µF electrolytic capacitor) to avoid signal limitting - do ... -
Spectrum 'slow down' hardwareAny one else got one of these ? If so do you find it useful ? [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MESELX:IT&item=…
... 'm assuming that the "1K" capacitor is 1pF), this would give ... -
Spectrum 'slow down' hardwareAny one else got one of these ? If so do you find it useful ? [url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&ssPageName=STRK:MESELX:IT&item=…
[QUOTE=RST#08;307686]I'm assuming that the "1K" capacitor is 1pF)[/QUOTE]
1K is 1000pF, --> 1nF capacitor