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Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... is connected to composite video 1,2V.
... AFAIK, composite video is not 1,2V. it may be ... br /> try it with battery or +5V from PSU (adding a ... I tried connected a new 1.5V battery to PIN 16 (+) and ... Maybe it needs more than 1.5V. I will try again ... -
Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... correct myself. Attaching the 1.5V battery did solve the problem. ... after connecting the battery and only connected the battery's "-" output ... OK to have a regular 1.5V battery connected to the cable? ... flexible solution to replace the battery as needed. Or would ... -
Help me understand ZX RGB signal (long)This will be a long post so please bear with me and most importantly help me. I have a 128K+ and +2A that I'm trying to get working with my 15kHz RG…
... this to get rid of battery:
connect csync signal (pin4 ... problem. No need for external 1.5V battery on the blanking pin. -
Video output questions...Two questions... [QUOTE]1. The yellow and blue colours seem out of phase on the display. Is this normal for an RF connection to the TV/monitor?[/QUO…
Thank you for the info.
I might buy a cable from Retro Computer Shack - I have used them in the past.
I dunno if I want to risk attaching a 1.5V battery to the cable. -
video cable with +128 rgb jack and red + black rcaive been give what is supposed to be a video cable it has the connector on that would fit a +128 video socket and the at the other end a red and blac…
Yes, the 1.5V battery is used for (IIRC) the ... and the other (smaller) 15V battery is used for the remaining ... -
Flickering RGB -> SCART output.Hello all, For my toast rack I have bought a [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video-Cable-TV-Le…
... must be at least 9.5V DC (better if it is ... /> Pin 16 must be between 1.1V and 3V DC.
1.5V battery and a suitable battery box (suggest AAA or ... -
Flickering RGB -> SCART output.Hello all, For my toast rack I have bought a [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video-Cable-TV-Le…
... ]Pin 16 must be between 1.1V and 3V DC.[/QUOTE ... a spare (good) 1.5V battery and a suitable battery box (suggest AAA or ... the positive connection of a 1.5V battery. Connect the negative side of ... the battery to a 0V / ground connection ... -
Flickering RGB -> SCART output.Hello all, For my toast rack I have bought a [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video-Cable-TV-Le…
... like this. So try the 1.5V battery.
This "trick" is ... -
Flickering RGB -> SCART output.Hello all, For my toast rack I have bought a [URL="http://www.ebay.co.uk/itm/Sinclair-ZX-Spectrum-128K-High-Quality-RGB-Scart-Lead-Video-Cable-TV-Le…
... like this. So try the 1.5V battery.
This "trick" is ... the AA battery box now so I'll try the 1.5v trick ... -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... than a good (new) 1.5V battery (in a battery box, or just tape ... /> Connect a wire from the battery positive connection to pin 16 ... /> Connect a wire from the battery negative connection to pin 18 ... -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... than a good (new) 1.5V battery (in a battery box, or just tape ... -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... by connecting a 12v car battery to the scart end, this ... :
Why not a van battery, with the extra capacity, you ... , have you tried a 1.5V battery yet? Any new 1.5V battery (well, actually a ... -
Spectrum +2 (grey) RAM issueHi, I?ve got a ZX Spectrum +2 (grey) with what I think is a RAM issue. I used to be able to load games very reliably by playing converted TAPs and …
... mode! I've tried the 1.5V battery trick to no avail. There ... -
Spectrum +2 (grey) RAM issueHi, I?ve got a ZX Spectrum +2 (grey) with what I think is a RAM issue. I used to be able to load games very reliably by playing converted TAPs and …
... mode! I've tried the 1.5V battery trick to no avail. There ... a link to the 1.5 bolt battery trick as I'm ... -
Some technical queries regarding +2A, please help!Hi All! Been tryin to explain Jet Set Willy to the missus, and wanting to relive a bit of my youth, so I bought a Speccy +2A. When I got it, it wa…
... can try. You need a 1.5V battery (any size), some wire, tape ... -
ZX 128+ RGB Scart - ghosting,patterns,flickeringHi all, I have a ZX Spectrum 128+ with RGB Scart (from TheSinclairShop bought ages ago) hooked on a 40' Samsung Smart TV. Awful ghosting, silly p…
... the positive (+) terminal of the 1.5V battery?
And does the ... the negative (-) terminal of the +1.5V battery?
Are you ... fresh / new / known good battery? I recommend an alkaline AA ... or C or D size battery. Cheap batteries are not suitable ... -
Rechargable batteriesI want to start using rechargable batteries in my mp3 player, but I don't know anything about rechargables, so any advice is appreciated. The mp3 p…
... do only give 1.2v each, rather than 1.5v, but most devices ... will work OK on 1.2v ... a consequence (where an alkaline battery might last years). Unless it ... -
Need to amplify output of voice recorderHello all! 1st post, so be nice to me... Pleeease! Well. I have several Spectrums (working: 3x 48k, 1x +, 1x 128k "Toaster", 1x +2 and 1x +2A; bust…
[QUOTE=Arawn;362344]Mono, sensible to 90mV, uses 3V (2x 1.5V).[/QUOTE]
A 3V battery won't provide enough 'audio voltage' to make a Spectrum happy. You need 'voltage', not power. -
Simple & Portible means to boost PC Soundcard Line Out?Hi Guys, My older computers were very good at driving a real spectrum's ear socket via their Line Out or Headphone socket. My new Dell's sound card…
... supply voltage (assuming a 1.5v or 9v battery) and do I just ... -
Video problem on grey +2I have a bad video problem on grey +2. The computer is in a poor shape, but the major problem is with the video. With a (known good) SCART cable I ca…
... the socket and use a 1.5V AA battery to ensure that the ... closed, LK4 open: RGB pin 1 = 12V
LK2 open, LK4 ... closed: RGB pin 1 = Composite Video
LK7 ... -
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 …
I have always found that to be a very (pardon my French) idiotic arrangement.
All the cables I've made use the CSync for ... sync and I use a 1.5V AA battery for the blanking/switching pin.
Works on all TVs I've tried, by the way. -
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 …
... ;732589] I use a 1.5V AA battery for the blanking/switching pin ... -
Zx Spectrum 128k Toaster RGB pinoutHi all When I use my +2 scart cable on my 128k the picture looks terrible, so I have bought the din plug to make my own. Most sites from what I ca…
... /> Do you have a 1.5V, 3V or 9V battery?
And ... -
Zx Spectrum 128k Toaster RGB pinoutHi all When I use my +2 scart cable on my 128k the picture looks terrible, so I have bought the din plug to make my own. Most sites from what I ca…
Try wiring in a 1.5V AA size battery (using a holder, or for ... -
Zx Spectrum 128k Toaster RGB pinoutHi all When I use my +2 scart cable on my 128k the picture looks terrible, so I have bought the din plug to make my own. Most sites from what I ca…
... the symbol for a 1.5V AA size cell (battery). Connect the positive ... -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... , grab a brand new 1.5V AA battery, suitable battery box and you may ... (or better still a 12V) battery.
I will post ... -
RGB video issue on +2 and +3. Signal high?I have a couple of +3's and a new +2a that arrived today. When I plugged in the +2a using my RGB lead from Retro Computer Shack I was reminded of a n…
... , grab a brand new 1.5V AA battery, suitable battery box and you may ... (or better still a 12V) battery.
I will post ... -
Spectrum +2 (grey) RAM issueHi, I?ve got a ZX Spectrum +2 (grey) with what I think is a RAM issue. I used to be able to load games very reliably by playing converted TAPs and …
... feed the blanking signal with 1.6 volts or so, which ... this circuit with a single 1.5v AA battery to feed the blanking ... -
Spectrum +2 (grey) RAM issueHi, I?ve got a ZX Spectrum +2 (grey) with what I think is a RAM issue. I used to be able to load games very reliably by playing converted TAPs and …
... feed the blanking signal with 1.6 volts or so, which ... this circuit with a single 1.5v AA battery to feed the blanking ... -
128 +2 grey, no video but still beepsGot a grey 128 from ebay, im using a 48k spectrum powers supply, all voltages seem ok. I cant get compostie video using the normal mod or from the 8…
... it does not, get a 1.5V cell (battery), connect positive to the ...
