-
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 …
... a plus.
The Spectrum+ you bought in the shops ... back in the day titled 'Spectrum noise annoys' from an owner ... one. The frequency of the power supply is audio frequency (modern switchers ... got a tired and poorly Spectrum + the other day.. inside is ... -
computer diesarrgh omg help me quick today, my computer crashed quite suddenly after loading up a binary of "google earth". generally I compile all my software b…
... consider this when getting a new PSU?[/QUOTE]
new gaming/video editing PC. ... Geforce 9800GTX E-PCI
New motherboard
I ... />
A big power supply allows you to push a ... br />
My new PC simply flies along, in ... -
Currah Microspeech problemI recently bought a Currah Microspeech for my rubber keyed 48k from Ebay, it works fine when plugged directly into the back of the speccy. But if the…
... but according to [I]The Spectrum Hardware Manual[/I]:
[ ... capacitive load may prevent the Spectrum from working at all. ... and warm. Then disconnect the power supply, re-assemble with the ... items inbetween, then reconnect the power. You never know, it ... -
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…
... glitches (undesired signals) on the power supply of modulator or video circuitry ... substitute the modulator by a new one. A lot of electronic ... -
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…
Check DC voltage at C911 (about 12V), check voltage at Pin3 of IC909 (5V).
Try to add about 100?F to C911. Use an AC voltmeter and measure at C909. You should measure not more than some mV ( -
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…
... /> [B]so make sure the power supply does not produce 50 Hz ... />
[B]substitute Q901 by new npn transistor. -> [/B]Soldered ... a new one but the image is ... -
ANN: SpecEmu 2.7Go get it kids! [url]http://homepage.ntlworld.com/mark.woodmass/specemu.html[/url] :p
... />
I tried with a Spectrum 48 emulator cart, but I ... plug in a compatible Australian power supply and plug it into my ... -
+3 and amstrad 6128 disk b port compatibility questionAfter having read many web pages, secarica's long text and guesser's ascii-art diagrams for connecting a pc floppy to +3 drive B slot, I found myself…
... FZ-354) on my Spectrum 48k with +D interface. ... one of them on Spectrum +3, switched as DS1 ... red cable "far" from power supply (unlike you connect on PCs ... red cable far from power connector, because the Shugart ... a PC-AT style power supply or a compatible PSU ... -
Found 128k +2 in the garbageHey there, I had a 48k Plus when I was a kid (still have, actually), and used to play in a friends 128k +2, so I know the basic of these computers. …
... the electrolytic capacitor inside the power supply by a bigger one (for ... . This way you get nearly new Pins.
[QUOTE=Frandroid ... roll and driveshaft to avoid new rost.
Replace the drive ... belt by a new one - you can find it ... -
Power supplyDoes anyone have a power supply for a 48k they are willing to part with, or swap for a Pro 5000 joystick?
The URL has changed: [url]http://www.clive.nl/retro-computer-hardware[/url]
URL for the PSU: [url]http://www.clive.nl/retro-computer-hardware/power-supply-psu-sinclair-zx-spectrum-16k-48k[/url] -
Found 128k +2 in the garbageHey there, I had a 48k Plus when I was a kid (still have, actually), and used to play in a friends 128k +2, so I know the basic of these computers. …
... (a bit damaged) and a power supply. Perfectly working. I thought if ... 't need ink) working with Spectrum Centronics interfaces too since the ... to see near a real spectrum.
Also, a ... ago and a classic Zx Spectrum 48k.
--
Anny -
+2 grey PSU capacitor changeHi I opened up a +2 grey power supply (2.1A max output) unit in order to replace the aged electrolytic capacitor inside, just like I always do with …
... is there to cut the power supply in case of a short ... cirquit or a very high power spike (by getting blown), it ... 're also much lighter. The new and high quality ones that ... -
+2 grey PSU capacitor changeHi I opened up a +2 grey power supply (2.1A max output) unit in order to replace the aged electrolytic capacitor inside, just like I always do with …
... of the load. If a Spectrum uses 750mA at 9 volts ... Spectrum using 750mA looks like a 12 ohm resistor to the power supply ... the 7805 regulator in the Spectrum. If it does not, then ... -
4116 DRAM for 48KSomeone told me I got faulty RAM in my broken 48K. They should be 150ns, right? What would be a good place to buy them from?
... used).
Problem is Spectrum only has multiplexed address bus ... the board. A single +5V power supply, and a good look at ... -
NeoGS by NedoPCNo idea if this has been posted here yet, but the NedoPC group has released the NeoGS a while ago ... an add-on card, maturely made for the Pentagon …
... can't see any ATM Spectrum mentioned until Shiru wrote about ... is the difference between ATM Spectrum and Pentagon SL). [/QUOTE]< ... 's great they make new devices for Spectrum but... MP3? Is ... any video output taking power from the spectrum ... at least that's ... -
128k heat sink - ULA problems and a hintHello, I had two ZX Spectrum 128k with a similar behaviour. One item worked only a short time after switching on and then there were increasing RAM …
... spectrum and divIDE+ have their own regulators and use the same power supply ... . The heat inside the spectrum would be lower ... the 5V regulator inside spectrum has lower power to waste.
R.I.P. spectrum 48kRecently one of my 48k rubber key (issue 4) machine bit the dust the other day when I tried to power it on. When powering it on, it gave a weird 'bee…
... prevent giving the Spectrum a "physical" shock at power-up, I ... to the Spectrum's power supply. The Spectrum uses a linear power supply so ... power off and on briefly ).
Also the Spectrum ... heat generated inside the Spectrum because the input voltage ...R.I.P. spectrum 48kRecently one of my 48k rubber key (issue 4) machine bit the dust the other day when I tried to power it on. When powering it on, it gave a weird 'bee…
... to 9v DC 1.5A power supply (for specs 16k to 48k ... wondering if a regulated 9v power supply is better?
btw, why ... wouldn't a 5v power supply work (since the spectrum basically uses 5v ...R.I.P. spectrum 48kRecently one of my 48k rubber key (issue 4) machine bit the dust the other day when I tried to power it on. When powering it on, it gave a weird 'bee…
... wouldn't a 5v power supply work (since the spectrum basically uses 5v ... input to be able to supply 5V output.
9V ...The best portable machine for Spectrum emulation?Which is the best portable or handheld device for Spectrum and non-Spectrum emulation? I only have a PSP, and whilst it has some good emulators, the …
The PSP got a new (and legal) Spectrum emulator, a great port ... you can name (including the Spectrum SE), optional autoloading of cassette ... save the profile of any Spectrum program, which is subsequently ... show off the PSP's power, and some other games ( ...plus3e simple ide interface problemhi, I prepared a 8bit simple ide interface 3 days ago, but I got problems (with or without ide cable connected). 1.First of all, I have to press re…
... HD from the +3's supply, Extra decoupling, particularly on the ... tapping from the +3's power supply, you should also add capacitors ... well. Usually resetting after initial power on seems to fix the ... to create a partition using "NEW DATA" command it
> ...causes of spectrum buzzing when starting?Hello Do you know if might be a problem that a buzzing sounds sometimes when a spectrum is starting on? thanks
... buzzing sounds sometimes when a spectrum is starting on? thanks[/QUOTE ... , near the power in, near the TV in, from the external power supply?causes of spectrum buzzing when starting?Hello Do you know if might be a problem that a buzzing sounds sometimes when a spectrum is starting on? thanks
... from the Spectrum is the coil (part of the internal power supply that ...Scary electric businessThe tranformer that supplies 12V to my monitor has started to leak. I suppose it's the capacitor inside. Should I hunt down a different one? Is it sa…
... to get it fixed with new capacitors?[/QUOTE]
Probably ... go "bang", or the entire power supply can go "bang" if the ... . (I've had a PC power supply dump 240 volts on the ... on the design of the power supply and what's failing at ...Issue 2 Spectrum overheating keyboard membraneI think I have an issue 2 ZX Spectrum. I don't want to take it apart again as I had problems replacing the keyboard membrane. With Interface 1 conne…
... help.
c) The Spectrum's internal cooling plate is ... with a [I]regulated[/I] power supply that outputs around 7~7 ... up regulated +5V directly to Spectrum internals (through edge connector?) and ... rather avoid opening up your Spectrum again. You have probably ...The Joy of Upgrades.Well, this weekend I am working on upgrading my computer and its gunna be a beauty. 3Ghz Quad Core, 4GB Ram, 16000 DDR2 Ram, 1 TB HD. ATI Radeon GT4…
... the cheapest, crappiest power supplies. Your new machine is going to ... want to suck down lots of power ... , I suspect. Make sure the power supply is actually ... that line powered switch mode power supplies are finicky beasts, ...The Joy of Upgrades.Well, this weekend I am working on upgrading my computer and its gunna be a beauty. 3Ghz Quad Core, 4GB Ram, 16000 DDR2 Ram, 1 TB HD. ATI Radeon GT4…
... use the cheapest, crappiest power supplies. Your new machine is going to ... want to suck down lots of power ... , I suspect. Make sure the power supply is actually ...The Joy of Upgrades.Well, this weekend I am working on upgrading my computer and its gunna be a beauty. 3Ghz Quad Core, 4GB Ram, 16000 DDR2 Ram, 1 TB HD. ATI Radeon GT4…
... use the cheapest, crappiest power supplies. Your new machine is going to ... want to suck down lots of power ... , I suspect. Make sure the power supply is actually ... think![/QUOTE]
My power supply is quite good. It's ...Help with faulty +2ahi everyone I'm Nuno from Portugal I think I made poopoo with a 128k +2a motherboard I had spare for testing purposes This motherboard has always …
... /> from time to time the spectrum boots to 48k mode, the ... I'm using a +3 power supply, but it should be ok ...Using a Spectrum in JapanHi all, at the moment I have a 48k Spectrum on its way (with a LOT of other stuff) to Japan where I intend to use it. So I have some fairly straight…
... /> Should I use the original power supply and get a stepdown transformer ... safe to get a similar power supply here, i.e. 9V at ... DC plug is + on my Spectrum power supply.
[QUOTE]
Presumably ...
