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Improving audio?In working on fixing and updating the hardware in my ZX Spectrum 48k, there is one nagging issue. My issue 2 board has crappy sound through the beepe…
... the rear edge, where the heatsink for later models lays. There ... -
7805 cooler replacement?I have been looking into finding some replacement for the 7805, since that single component generate a lot of heat. Been looking at switching alterna…
... to the +2 (even the heatsink model).
I also ... -
7805 cooler replacement?I have been looking into finding some replacement for the 7805, since that single component generate a lot of heat. Been looking at switching alterna…
Thank you, I ordered me one of those :)
It will be good to get rid of the heatsink for the 7805, which will leave space to put a daughterboard in its place for expansions. -
Happy 30th Birthday ZX Spectrum !!Have a rubbery keyed one! :)
Misbehaving 128K toastrackI acquired a toastrack some time ago off ebay and it worked just nice up until recently. It arrived with no PSU or cables so I paired it with a grey …
... overheating the membrane and the heatsink would be for the decoration ...Misbehaving 128K toastrackI acquired a toastrack some time ago off ebay and it worked just nice up until recently. It arrived with no PSU or cables so I paired it with a grey …
... overheating the membrane and the heatsink would be for the decoration ...Misbehaving 128K toastrackI acquired a toastrack some time ago off ebay and it worked just nice up until recently. It arrived with no PSU or cables so I paired it with a grey …
... my toastrack. After that the heatsink will be for decoration only ... on the toastrack because the heatsink is external on that one ...Misbehaving 128K toastrackI acquired a toastrack some time ago off ebay and it worked just nice up until recently. It arrived with no PSU or cables so I paired it with a grey …
... right about the membrane and heatsink of course, but still it ...Intermittent sound cutting outHello, I'm resurrecting an old rubber key spectrum. Originally it had no sound at all, diode D9 was blown, I replaced it with one from my other dead …
... the opportunity to fit the heatsink better ( actual thermal compound.. WOOO ...Repairing a Disciple disk interface - info for othersJust posted this [URL="www.benophetinternet.nl/hobby"]on my weblog[/URL], but I think it's also interesting to put here. This week I did some work o…
... the addition of a passive heatsink will solve the instability problems ...48k PSU UpgradeCan anyone give the definitive word on a PSU upgrade (rather than just a replacement) for 48k machines? I'm thinking of adding at least an IDE inter…
... down to 9V, add a heatsink to it, and output it ...48k PSU UpgradeCan anyone give the definitive word on a PSU upgrade (rather than just a replacement) for 48k machines? I'm thinking of adding at least an IDE inter…
... quite hot, requiring a large heatsink. Although, to further expand upon ...48k PSU UpgradeCan anyone give the definitive word on a PSU upgrade (rather than just a replacement) for 48k machines? I'm thinking of adding at least an IDE inter…
Yeah, I got it off a guy who's name I have already forgotten :oops: that I found while reading something else on here. It's a pin compatible replacement for the 7805 in the Speccy and needs no heatsink there to slowly cook your keyboard from the underside.My Pc doesn't work in my office...it's a strange, thing, he works perfectly at home, and other places, but for 2 weeks now, every time I try to use it in the office (the place i need …
... the cpu fan and the heatsink. I've also seen a ...My Pc doesn't work in my office...it's a strange, thing, he works perfectly at home, and other places, but for 2 weeks now, every time I try to use it in the office (the place i need …
... , no thermal paste left between heatsink and cpu, bad cpu fan ...So, I just crashed my bike a little bit.Oops. :( [youtube]ISU9Zjf_r18[/youtube]
... .. flipping thing was basically a heatsink.
perhaps you should ...+2 OverheatingMust first give thanks to Dazza75 for supplying me a replacement +2 however it seems to be overheating and corrupting graphics in games making them u…
... bad or not touching the heatsink right, it doesn't require ...48K and wavy lines.It seems all Spectrum related things are breaking here at casa de Don Pedro. After the problem with my old ZX81, I went over to my issue 2 ZX Spectru…
You could always buy a Recom switch mode 7805 replacement from me, then you can get rid of the heatsink etc too ;)
[url]http://www.worldofspectrum.org/forums/showthread.php?t=35239[/url]48K and wavy lines.It seems all Spectrum related things are breaking here at casa de Don Pedro. After the problem with my old ZX81, I went over to my issue 2 ZX Spectru…
... can get rid of the heatsink etc too ;)
[url ...White Spectrum+Hi Folks, There is a photo of a white Spectrum+ on Rick Dickinson's website - did this actually exist i.e. working machine? Paddy
... joystick ports.
* The external heatsink looked great, but it actually ...White Spectrum+Hi Folks, There is a photo of a white Spectrum+ on Rick Dickinson's website - did this actually exist i.e. working machine? Paddy
... joystick ports.
* The external heatsink looked great, but it actually ...SPECTRA New from Paul FarrowLooks good! Read about it [URL="http://www.fruitcake.plus.com/Sinclair/Spectrum/Spectra/SpectraInterface.htm"]here[/URL]
... +2 grey adds a small heatsink, contributing to span its life ...strange solution with bad spectrum +2 t.v. sound2 weeks ago I bought a British 128 K ZX-Spectrum +2. At first it didn't have sound on the t.v. RF output. Adjusting L5 (IC 11: MC1376 audio modulato…
... switching regulator and without the heatsink I have some extra space ...Getting an 14Mhz crystal to oscillate?I am building a circuit with an 74LS32 and a 74LS193 to work as frequency divider. Though I have hit a snag, how to I wire up a crystal to make it os…
... do not have a big heatsink over CPU and rom, and ...Getting an 14Mhz crystal to oscillate?I am building a circuit with an 74LS32 and a 74LS193 to work as frequency divider. Though I have hit a snag, how to I wire up a crystal to make it os…
... do not have a big heatsink over CPU and rom, and ... can get rid of the heatsink on any Issue by replace ...Getting an 14Mhz crystal to oscillate?I am building a circuit with an 74LS32 and a 74LS193 to work as frequency divider. Though I have hit a snag, how to I wire up a crystal to make it os…
... can get rid of the heatsink on any Issue by replace ...Need repair advice - noviceHello, does anyone know where I can get a professional to rejuvenate my 128 heatsink model? I know nothing of electronics and can't solder for toffee…
... professional to rejuvenate my 128 heatsink model? I know nothing of ...RECOM pin compatible DC-DC 7805 regulator replacementsFinally got myself sorted out now. If you want to purchase chips send me an email to [email]alistair@alistairsserver.no-ip.org[/email] with your payp…
I use this one [URL="http://www.ebay.co.uk/itm/270900301106"]http://www.ebay.co.uk/itm/270900301106[/URL] in my harlequin and in future also in my 128 k heatsink. It is reliable, cheap and small.
Greets Ingo.Faulty 128K toastrack keeps resettingHi. I have this toastrack which worked nicely for let's say 40 minutes and then a weird fault showed up. It keeps resetting over and over, sometimes…
... out the case without the heatsink and use a brand new ... one with a smaller heatsink to check while repairing, avoiding ...Average age of a Spectrum fanHi! I'm wondering what's the average age of us, readers of this forum. I'm 29 and started playing and programming on the Spectrum when I was 13 (infl…
... was only sold with the heatsink. Soon after +2 and +3 ...
