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Dead +2B, help required...It was bought defective on ebay. It came with two faults: a "dead" power supply (it was the fuse) and a faulty main unit. The power supply is now re…
... /> AFAIK the TEA2000 should be 12V, yeah. Which is why, if ... you strain the 12V line with an extra disk ... -
5v Transformer.I've got a 5v 3A transformer, would this be ok to use with two 3.5 inch floppy drives?
... as some older ones use +12V as well.
Why ... -
Mysteries of Electricity QuizA little fun quiz that I know the answers to, but may lead to some head scratching and disbelief, but there's easy experiments than can be performed …
... ). To a wire at 20kV, +12v and 0v is almost the ... -
On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …
... 8 - Vdd: this should be +12v
pin 9 - Vcc: this ... -
On a 48K issue 6A......how can i isolate the 32K block? I want to test if there is any fault on the 4116's , leaving the 4532's out of the equation. Will removing the …
... 8 - Vdd: this should be +12v
pin 9 - Vcc: this ... -
Best compilation pack?What do you think were the best compilation(s) of games? This could be because of the sheer amount of classic games crammed onto one cassette or pos…
... as I remember but my ma and my cuz talked me ... -
Best compilation pack?What do you think were the best compilation(s) of games? This could be because of the sheer amount of classic games crammed onto one cassette or pos…
... as I remember but my ma and my cuz talked me ... -
5v Transformer.I've got a 5v 3A transformer, would this be ok to use with two 3.5 inch floppy drives?
Recieved - and answered.
I've got a 12V@1A DC PSU here, used to run my old router on it. You're more than welcome to it.
What set-up are you hoping/planning for there? -
Easter egg Vs normal chocolateWho reckons that Easter egg chocolate is better than ordinary chocolate? I would have posted a poll, but I dunno how :(
... turn up in time, my ma sent it slow mail cos ... -
Is this power supply ok?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=160104076665&fromMakeTrack=true[/url] I've bought a few items from this eBay seller and ne…
... store, variable voltage (3v to 12v), puts out 2amp (less than ... -
Is this power supply ok?[url]http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=160104076665&fromMakeTrack=true[/url] I've bought a few items from this eBay seller and ne…
... -5-6-7-5-9-12V-DC_W0QQitemZ180103645498QQihZ008QQcategoryZ3670QQrdZ1QQcmdZViewItem[/url]
18hrs ... -
The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…
... cos my TV needs the 12V line to tell it RGB ... -
Dead +2B, help required...It was bought defective on ebay. It came with two faults: a "dead" power supply (it was the fuse) and a faulty main unit. The power supply is now re…
... TEA2000 (Vcc) is connected to +12v through L3. Between pin 11 ... was not connected directly to +12v. So it seems the +2A ... -
The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…
... cos my TV needs the 12V line to tell it RGB ... -
The long view of TV out qualityAs time went on, Sinclair improved the analogue side to give better picture quality. It's therefore ironic that out of the four Spectrums I currentl…
... cos my TV needs the 12V line to tell it RGB ... -
External power supply for SpectrumsWrong title. What I meant was 'Battery pack to use Speccy on the go'. I visited batterygeek.net, explained what I wanted to do with my spectrum, and…
12V is ok though, the Spectrum's internal regulation will cope ok. However, the Spectrum will run cooler at 9V.
Personally I'd use a small rechargeable lead acid gel cell - cost less, last longer, easier to charge etc etc. -
External power supply for SpectrumsWrong title. What I meant was 'Battery pack to use Speccy on the go'. I visited batterygeek.net, explained what I wanted to do with my spectrum, and…
[QUOTE=DEATH;182715]12V is ok though, the Spectrum' ... -
EPROM Programmer?I'd like to pick an eprom programmer up for trying new roms with my +3 and my BBC Master (I need some extra roms to make it useable with my GoMMC any…
... board (personally I use a 12v dc adapter). It seems an ... -
RGB OutputWas there ever a device available for the 48 that had a RGB output ? As an alternative , what about using a pc monitor (iirc these have seperate syn…
... 4 inputs:
+12V
-12V
Monitor signal
GND ... -
zx spectrum 48k powerpackhi just a quick question for you guys. i have just bought a 48k rubber key'd speccy without a power supply. i have found a power supply in my spares …
no, not strong enough. Voltage ok, but you need at least an Amp (1000 mA). 2.1mm power plug and centre (hole) must be negative polarity. -
Personal Gaming History in (very) Brief'79:PrinztronicMicro5500 --> '80:PlayedCoinOp(Space Invaders) --> '83:Spectrum(48K) --> '84:Spectrum+(kit) --> '86:Spectrum128 --> '88:AtariST --> '9…
... time I gibbered to my ma about my Speccy she mentioned ... thing to say) since my ma' actually looks a bit like ... -
Personal Gaming History in (very) Brief'79:PrinztronicMicro5500 --> '80:PlayedCoinOp(Space Invaders) --> '83:Spectrum(48K) --> '84:Spectrum+(kit) --> '86:Spectrum128 --> '88:AtariST --> '9…
... time I gibbered to my ma about my Speccy she mentioned ... thing to say) since my ma' actually looks a bit like ... -
problem with sinclair zx 48 issue 6aHi all, I have the following problem when I turn on my sinclair without rom inserted. [url]http://217.79.64.145/sinclair/5.jpg[/url] when I turn o…
... picture and restore original scheme 12v from c44 for new low ... -
RGB OutputWas there ever a device available for the 48 that had a RGB output ? As an alternative , what about using a pc monitor (iirc these have seperate syn…
... central pin.
8 - 12V FROM monitor.
If ... there is no 12V on this pin the RBG ... mode, if it sees the 12V it passes it to the ... -
Missing Voltage RegulatorHello all and a very merry 2-days-after-the-speccys-25th-birthday to you all! Okay, I've just received my brand spanking new 48K keyboard membranes …
... will be supplied with -5v/+12v *without* the +5v rail if ... not appreciate this. (The -5v/+12v is generated from a power ... -
16-bit WarsDoing a 8-bit war is a bit of a no-brainer but what's your 16-bit fave, Multiple votes are allowed
... (fair enough it was my ma' who bought it, but still ... wanted a game, and my ma' actually got it for me ... -
TIPP31 transistor questionYesterday I had the time to try and repair a 4S issue 48k spectrum I had. First of all I replaced all the electrolytic capacitors. The tr4 transistor…
... 4116 memory (the -5v and +12v side). The ROM is a ... at the schematics - maybe the 12v is also used on the ... -
Beanz, Beanz, good for ya heart the more ya eat the more ya fart!!! Happy Burfday!Happy Burfday Beanz! The big 4....0..... Didn't realise you were THAT old ;) I'd have a beer for you now but I'm already drunk so maybe tommorow, …
... on the phone telling my ma' how crap they were. So ... -
48K Speccy not workingHey, A few months ago (hope it´s not to late) I was loading a game into my speccy and from one moment to another it stopped working! I unplugge…
... PSU. If it gives approx 12V, the hole in the plug ... -
l.e.d question about zx81hi i know this is a spectrum forum but... ive just repaired my zx81 for the 3rd time and was wondering if it was possible to put a led in to show if …
... , this is not some more mA load on regulator this change ...