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Opus composite video and joystick portIve had it apart and had a good look around and cant for the life of me see whats wrong, if the joystick is selected in a game(kempston) the characte…
... ,
Cheers for the Schematic, I have given it a ... in use anywhere on the schematic I am afraid to say ... :
Note, according to the schematic, the video goes to 15A ... not connected, and on the +2A, +3 it is ROM2 OE ... -
Faulty +2AHi! I have a +2A from a friend which is not working. I recently made a composite video output for it, using a small circuit from Sami Vehaama. When …
... I don't have a RGB capable monitor. That was the ... the board of my own +2A and works perfectly. -
Adding a reset switch to a 48K?I've done this before but can't for the life of me remember which line to pull to ground! I tried /NMI which does reset the machine when it's in bas…
... a quick glance in the schematic archive and see your right ... device connected a totem-pole TTL output directly to NMI (As ... -
Speccy WantedAt the recommendation of one of my CONUS-based cohorts, I'm seeking a 48K Spectrum. Live on the left coast of the US, and everything I've seen on eba…
... and will connect to the RGB socket, the other end will ... can display PAL composite or RGB. Beanz of Texas has a ... 's the black +2 (the +2A), it becomes a little bit ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... 've done one to a +2a from pin 6 of the ... something that will take an RGB signal it's not worth ... use, RF, composite, svideo or RGB you still need a TV ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... ]I believe that the 128+2a/b and +3 are the ... quite the SCART/PERITEL standard - RGB levels shout be 0.7V ... p-p, ZX+2A/B,+3 have 1,67V ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... suitable power source on +2A/+2B/+3 RGB socket, to be used ... , to switch the TV to RGB mode. This is also well ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
Out of interest, which of the 128k, +2a, +2b and +3 gives the best RGB - Scart output, if any? -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
[QUOTE=Mousey;522633]Out of interest, which of the 128k, +2a, +2b and +3 gives the best RGB - Scart output, if any?[/QUOTE]
Iv got a 128k and +2A and IMHO the +2A is the better scart output including sound. -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
-->[b]Guesser[/b]: 48k/+ original ULAs have UVY only, ALL 128k model ULAs (ZX128/+2 and +3/+2A/+2B) have not UVY.
BTW The TS2068 ULA is obviously the best - has both UVY and RGB signals :) (and other interesting features). -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... , V, and !Y pins, no RGB :razz:[/QUOTE]
Yes, but ... - both 128/+2 nad +3/+2A/+3 have not UVY. Look ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... - both 128/+2 nad +3/+2A/+3 have not UVY. Look ... reason it has the 48k schematic, not the 128k!!! No wonder ... -
+2 grey composite modWithout digging out the schematics, is it possible to do the composite mod like the 48k on these?
... [/b][/url] a ZX+2 schematic. 128/+2 ULA has 48 ... [/URL], there is a +2, +2a and +2b. I always thought ... that the +2 was the +2a, but I guess not?[/QUOTE ... , +2 is the gray one, +2A is the black one, +2B ... 48 pin). ZX+3 and +2A/+2B have the same ULA ... -
S-Video kit for 128k modelsAs discussed in this thread: [URL]http://www.worldofspectrum.org/forums/showthread.php?t=33768[/URL] My arm has been twisted to do an s-video mod ki…
... -video when it?s got RGB.
Have you looked ... />
thing is the +2a/b/3 rgb isn't compatable with ... don't like whereas the rgb on the toastrack and the ... -
S-Video kit for 128k modelsAs discussed in this thread: [URL]http://www.worldofspectrum.org/forums/showthread.php?t=33768[/URL] My arm has been twisted to do an s-video mod ki…
... 524603]thing is the +2a/b/3 rgb isn't compatable with ... don't like whereas the rgb on the toastrack and the ... to switch the TV to RGB mode. In Paul Farrow, ... explains that 12v at the RGB socket is supplied by an ... about 600R.
The +2A now gives a good picture ... -
S-Video kit for 128k modelsAs discussed in this thread: [URL]http://www.worldofspectrum.org/forums/showthread.php?t=33768[/URL] My arm has been twisted to do an s-video mod ki…
... are you having with the +2A/B +3 when connected to ... a SCART lead for my +2A the only picture I could ... was to do with the +2A not supplying a large enough ... to switch the TV to RGB mode. In Paul Farrow, ... to about 600R.
The +2A now gives a good picture ... -
Microvitec 1431 MonitorI've been lucky enough to get my hands on a Microvitec 1431 monitor, the one with a dedicated Spetrum input. This works great on a 48k with the in…
... [/URL] as well as TTL level video output... RGB and I - with ... CSync and HSync all at TTL levels ... -
Microvitec 1431 MonitorI've been lucky enough to get my hands on a Microvitec 1431 monitor, the one with a dedicated Spetrum input. This works great on a 48k with the in…
Thanks Zetr0
Would the RGB TTL be the best picture if I can get it to work on the Microvitec monitor, its the bright input on the 1431 I can't work out.
Thanks -
Microvitec 1431 MonitorI've been lucky enough to get my hands on a Microvitec 1431 monitor, the one with a dedicated Spetrum input. This works great on a 48k with the in…
... a bright input on the ttl socket?
[/quote]
RGB at TTL levels then it would ... to provide an Bright TTL input, since this was ... edge connector lead hoping ttl would be best.[/QUOTE ... a YUV encoder to either RGB (CCrCb) or even composite ... -
RGB Peritel 8 pin output to 6 pin TTL RGB Cub monitorHi, I've recently acquired a Microvitec Cub monitor, children of the eighties may remember these as they were the standard monitors used in schools w…
Connecting to this zombie thread:
Does no one have the pinouts of the Microvitec CUB monitor for both: RGB TTL and Spectrum 48K (YUV) input???
Please!!!
I need this! -
Loading games with cassette adapter - no PLAY requiredAfter several encouragingly successful experiments with the use of cassette adapters commonly used to connect a multimedia player to a cassette-only …
... 'd imagine the +2 and +2a/b cassette mechanisms are identical ... /> And looking at the cassette schematic on page 6, it also ... 've been looking at the schematic for about 10 minutes now ... -
128K blues, part +2: picture and tape driveI recently purchased an original (grey) +2 which sadly seems not to be fully working. The computer powers up but there is no way to obtain a stable p…
In order to have a +2A/+3 compatible RGB socket, you have to ... to get a proper RGB picture using a +2A/+3 DIN-to ... -
Spectrum +2A/+2B/+3 to Amstrad (CPC) CTM644 Cable SchematicI've recently constructed one of these cables for a flea market purchased CTM644 colour monitor (CRT from a CPC) and the picture is fantastic. I boug…
... Spectrum +3 RGB cable (should also work for black +2A/2B) which ... -
NEW KEMPSTON interface for ZXHi. Lotharek has released a new KEMPSTON interface for people who doesn't need AY on-board and want to have some really small device. [url]http:/…
... all waorks flawleslly expecting higher ttl, right ?[/QUOTE]
Output ... . Yet I must finish ZX RGB TO VGA adapters for my ... -
Sinclair QL RGB output to what?My Sinclair QL has TV and RGB output. First will not show full resolution and the latter will only show it (512x256) if connected to a proper monitor…
... RGB Cable
Since the Video output is in 5v TTL ... to pin 16 - to select RGB input
The linked ... -
RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…
As the +2A/B/3 RGB out doesn't seem to ... time.
EDIT: The +2A/B/3 does seem provide ... -
RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…
... from scratch based on this schematic that I had created.
RGB and I still end up ... -
RGB cableI constructed an RGB cable to my +3 as per schematic on page 14 of this document here: [URL="http://mts.speccy.cz/doc/128_rgb.pdf"]http://mts.speccy.…
That makes sense, because in some TV sets only one of two scart sockets takes RGB. Unfortunately I have only one scart in my monitor TV.
+2A and +3 don't have composite video in their RGB socket whereas tastrack an +2 do. -
ZX Spectrum in Recording Studio = JM Jarre ;)Kinda effect of limitless boredom. ;) I realize that nobody listen to electronic music but maybe somebody might be interested in this from its techn…
... ]
It's a +2A, modified:
- to have a ... (standard 128K models have a TTL-level midi output)
- built ... -
I got my SpectrumAfter 10 years since my old Speccy died, I got another one. It came to me (in Rome) from UK. The Spectrum seems to works well (or at least I hope so…
... all Spectrums coming with an RGB video output, with a specially ... +2, and one for the +2A and +3, from The Retro ... of the time is a +2A.
