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Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... recording to tape. The AUX on the tape deck goes ... a machine with a tape deck I'm guessing ... loop issue caused by your tape deck.[/QUOTE]
tape deck) onto a pin on the ULA that was ... supposed to have an external tape deck, hence no provision ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... the most common cause for ULA death from external devices is ... latch up - I doubt the ULA has anything in the way ... be an *output* on the ULA. SCR latch up is often ... never mucked around much with tape decks, so this is just ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... mess with external tape decks and expect your ULA to survive :D -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... hear when there's no tape signal is usually due to ... used to connect / disconnect the tape decks from my 48k whilst ... tape deck. After a while this came as a fluffy white noise ... which I could vary in level by tapping the tape ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... (from the tape deck) onto a pin on the ULA that was ... supposed to have an external tape deck, hence no provision was ... killed a machine with a tape deck I'm guessing the ... loop issue caused by your tape deck.[/quote]
What do ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... circuit since the internal tape deck didn't create ... circuit for using external tape decks compared to the ... The discussion was about external tape decks on a Spectrum + ... the tape deck) onto a pin on the ULA that ... to have an external tape deck, hence no provision ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... spectrums have protection in the tape circuit: Yes - as you ... 2 have protection in the tape circuit: No. It has ... an internal tape deck and the +2 only ... the specifications of the tape deck and the user ... user risks blowing the ULA as you are connected ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... you don't blow the ULA?
Does the + ... circuit to protect the ULA. But some models of ... circuit for the tape output from the ULA, therefore - it ... output on the ULA goes directly to the tape recorder.
... such as whether the ULA's tape interface is a single ... -
Audio input on a +2would it be possible to connect an external tape recorder to the socket at the back,or would something bad happen?
... for the ULA since you can plug in an external tape deck ... .
The original point was not whether the ULA ... missing circuit for using external tape decks compared to the older ... can clearly use an external tape deck without adding any components ... -
Spectrum +3 Problem & A Modification IdeaThis is a dual post. And it's also my first post, so I apologise if I get stuff wrong lol. My mate bought a Spectrum +3. I'm unsure about how many d…
Sounds like the RAM/ULA has gone.
For ... drives etc).
A ULA is an "Uncommited Logic Array ... . The ULA deals with keyboard input, sound in/out (via tape and ... -
Dead Spectrum +Hi all, I've recently dug out my old Spectrum + with the idea of repairing it. When I last looked at it, when I was much younger, I was soldering a …
... possible for "bits" of the ULA to go down, I've ... completely. Either character break up, tape save signals and very odd ... with things other than the ULA failing. I do agree with ... , I have never seen the ULA being responsible for keyboard failure ... -
Datacorder "on strike" on my 128k +2AHi, I have a problem with the built-in datacorder on my +2A : The sound became "noisy" with cracks... Giving the tape recorder a little hit was the…
... 've done is ground the tape head - if it needed that ... the tape head.
Is it random or predictable noise?
tape deck without a tape in the machine ... -
Datacorder "on strike" on my 128k +2AHi, I have a problem with the built-in datacorder on my +2A : The sound became "noisy" with cracks... Giving the tape recorder a little hit was the…
... 've done is ground the tape head - if it needed that ... the grounding wire from the tape head.
[/QUOTE]
noise?[/QUOTE]
Random ... -
The most unique game loaderFor me it has to be Technician Ted, when the stripes give way to walking men and a timer.
... of one continual burst of noise, it would do hundreds of ... from, you could stop the tape at any point and continue ... -
The most unique game loaderFor me it has to be Technician Ted, when the stripes give way to walking men and a timer.
... of one continual burst of noise, it would do hundreds of ... from, you could stop the tape at any point and continue ... -
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…
... also pick up loads of noise and so the picture is ... take the outputs directly from ULA or just use composite video ... -
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…
... also pick up loads of noise and so the picture is ... take the outputs directly from ULA or just use composite video ... -
Those RANDOMIZE USR lines that look like tape loading...I often see on here people mentioning those RANDOMIZE USR lines which when entered, seem to simulate a tape loading, with the colours and lines in th…
... />
I too found those tape saving routines by doing RAND ... make quite a bit of noise too. I think they just ... -
The Unofficial Official 25th Anniversary celebrations and Website announcement threadAs Martijn's going to be away during the festivities, can people report what they're doing here please, as and when they have something to announce. …
... is a Spectrum waveform - a "tape", which can be loaded onto ... quite a lot of background noise which may be the issue ... -
SpeedloadersWhen was the first time they came out and who invented them. What was the general speccy user's and media reaction to them? Would be nice to have a …
... it was done after the tape block in question had finished ... to add lots of line noise, the compression was appreciated :-) -
Which game did you like the loading noise the most?I always like skool daze's loader, it seemed to come over in regular waves.
... you pressed cue on the tape (Fast Forward while playing for ... an almost music loading screen noise. -
PZX file format draft[QUOTE=Andrew Barker;186084]To this date, there is no rival format for TZX, despite people saying they can do better. Well the challenge is on, prov…
... see it, stopping the tape is only reasonable during ... time interval on the tape looks like, while the ... than something. While the tape is playing, you get ... on the tape, perhaps with some bias, some noise and ... Only if you stop the tape playback, the voltage will ... -
Loading soundIs there a way to kill the loading sound coming from the spectrum during loading but restore the sound when playing a game. This would be for a 48K …
... MIC connect to the same ULA pin, used as input/output ... level adaptations used for the tape recorder. 5-10 mV for ... -
Tape not loading - ideasI have two spectrum 48k rubbers. The tape drive is one that has a data mode and a ph mode. The data mode overrides the volume control. Prior to last…
... bud, press play on the tape recorder and rub all the ... this setting does varie from tape to tape. When you tune this ... tape recorder internally that is maybe generating a buzz or extra noise ... -
New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... /> 256 colours (at least)
Tape interface
RF TV output ... with existing software (including all ULA quirks - in fact, if I ... , I'd just take a ULA / AY chip / Z80 from a ... -
New Spectrum HardwareHi all. Well its Friday so it seems as good a time as any (business is a bit slack at the moment) to start up a thread about creating new Spectrum ha…
... (programmable logic device) for the ULA to keep chip count down ... (it's dirt simple).
- Tape interface to get data off ... -
Disable onboard memoryWould this work...? Access to onboard I/O can be disabled by holding IORQGE high. Would it be possible to create a MEMRQGE in a similar way to disa…
[QUOTE=Sonic;201339]Heh... Where do you find analogue components in ULA?
[/QUOTE]
There is a analogue part in ULA to drive In/Out tape recorder and to generate Video compoments signals. This part is decoupled by R34 and C30. -
Poorly Spectrum + Fault diagnosis help needed!Hi, I've got a Spectrum+. Sometime in the past I broke it and sent it off to be fixed. It came back working good as new, but with an issue 2 board i…
... the lower 4116 RAM. The ULA normally gets hot in operation ... - so a warm ULA is generally not a sign ... that makes the slight hissing noise, and its associated transistor and ... -
AftermathAm I doing something wrong, or is there a problem with both the TAP and TZX of [url=http://www.worldofspectrum.org/infoseekid.cgi?id=0005934]Aftermat…
... for me...shame your Splat! tape is ruined though. I seem ... would normally refer to the ULA since A0 is off, however ... emulators, it looks like the ULA is infact taking priority.
Emulator that supports dodgy tapes!Hi I was thinking today that it would be great if an emulator could support an option where tape files randomly corrupt during playback, in other wo…
... -> Tapes -> Simulate old tape player (hiss/wobble). Make sure ... you turn off any tape acceleration.
D.[/QUOTE ... . Another one would be video noise and channel drift (where the ...
