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<1234567…34>
  • A table of AY frequenciesHi friends, Simple request I hope; does anyone have source for a table of note frequencies on the AY chip as used in the Spectrum 128? I had a loo…

    ... for a table of note frequencies on the AY chip as used in the Spectrum 128? I ...
    joe joe January 2019 Development
  • Has anyone tried to compose any C64 soundtracks on an AY chip?There is no doubt the SID chip was an excellent soundchip and was used heavily by great composers such as Rob Hubbard. One of my favourites is the Mo…

    There is no doubt the SID chip was an excellent soundchip ... of my favourites is the Monty on the Run theme which I ... someone that had copied this on the AY chip on the Atari ST. My second ... />
    Do you reckon the AY chip could do a good version ...
    spainboy spainboy July 2020 Development
  • tunes that would sound good on an AY chipI love gasman's AY renditions of popular songs, like disco 2000 and video killed the radio star, but what other songs do you think would work well on…

    ... AY renditions of popular songs, like disco 2000 and video killed the ... you think would work well on an AY chip.

    my suggestions ... " floppy disc ;-))
    Telstar by The Tornados.
    guesser guesser November 2008 Sinclair Miscellaneous
  • New stereo audio board for fitting on AY chip - interested?Hi, I developed a small board that fits on the AY chip inside 128K ZX Spectrums: [IMG]http://www.benophetinternet.nl/hobby/vanmezelf/stereo_audio.j…

    ... small board that fits on the AY chip inside 128K ZX Spectrums:< ... It also takes the beeper sound right off the ULA or from ... the sound output and puts that on ... can be mounted in the ZX Spectrum's case.< ... and make a hole for the socket.
    All ...
    bverstee bverstee August 2010 Hardware
  • Formant synthesis on the AY-3-8910I was idly pondering ways of getting interesting sounds out of the AY chip, and it occurred to me the envelope system might be useful for formant syn…

    ... interesting sounds out of the AY chip, and it occurred to ... and C generate the formant frequencies which are modulated with ... sampled speech. Calculating formant frequencies does need a lot ...
    (Hastily googled formant frequencies came from here: [url]http ...
    GoingDigital GoingDigital September 2013 Development
  • Digitised speech using the AY chip?I remember reading somewhere that the AY chip could produce better quality digitised speech than the 48k sampling methods, is there any truth to this…

    I remember reading somewhere that the AY chip could produce better quality digitised speech than the 48k sampling methods, is there any truth to this and is there any software to utilise such a function?
    daveysludge daveysludge October 2014 Development
  • Want really good sound on your +3? Or any Speccy with an AY chip...Hi guys, This is the plans for a passive stereo mixer circuit with a built in amplifier I've been working on for your speccy. I've not built it yet…

    ... amplifier I've been working on for your speccy.
    the source coming from the AY chip is very weak ... mention. The stereo output is Channel A+C on one ... side and Channel B+C on the other.


    on 2005-10-15 17:14 ...
    KeepGood KeepGood October 2005 Sinclair Miscellaneous
  • Classical music on the Speccy?While I was watching CVP409 videos on YT, I found a few movie scores and it made me start yet another topic about the AY chip. I know the beeper and…

    ... I was watching CVP409 videos on YT, I found a ... topic about the AY chip.

    I know the beeper and AY weren't ... new things since the first days of the AY interfaces. There are ... favorite. :(

    Still, the AY chip was originally designed as a ...
    zxbruno zxbruno May 2008 Sinclair Miscellaneous
  • RS232 on Spectrum 128KDoes anyone actually use the RS232 port on the Spectrum 128K? Is there anything useful that can be done with it? I know about the keypad with the Sp…

    Does anyone actually use the RS232 port on the Spectrum 128K? Is there ... 'm wondering about supporting the RS232 interface on the AY chip.

    I probably ... will implement the MIDI part of the AY ...
    rga24 rga24 May 2014 Hardware
  • Making noises with the AYHow do you go about making noises from the AY chip in machine code? I'm wanting to make a pulsating humming noise that increases in volume as you ge…

    ... go about making noises from the AY chip in machine code?

    daveysludge daveysludge October 2014 Development
  • +3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…

    ... a culprit, which restored the beeper sounds.. however, I ... other than a new AY chip does anyone have any ... and there are signals on the AY chip's pins although I ... t quite understand how the plus 3 beeper noises ... TR5 fixed that but not the AY sounds.

    ...
    colourclash colourclash May 2019 Hardware
  • Question about digitized sound and videoI searched the forums and couldn't find the answer, so here it goes. Regarding digitized sound: I remember reading an article long ago about a vid…

    ... selecting "LOAD SAMPLES" (note: LOAD SAMPLES is not the same as LOAD ... :-) ). Then select PLAY to hear the AY chip rendition, which is clearly a ... that supplied 7-bit audio on the AY chip, but only toyed. You can ...
    Alcoholics Anonymous Alcoholics Anonymous February 2007 Development
  • Stereo AY Spectrum availabilityGood morning to all and sundry on this (wet?) Friday morning! I was wondering available ARE stereo spectrums? As far as I'm aware, in the normal rea…

    ... pins 1,4 and 5 on the AY chip so they are not joined ... strong light (so you see the tracks on the other side), you will ... . A, B and C (from the AY chip) and BEEP (from C37). Outputs ... />
    Pictures of the board just assembled. Note what I said before ...
    mcleod_ideafix mcleod_ideafix August 2011 Hardware
  • +3 - beeper sounds but no AY musicHi guys I am repairing a plus 3 revision 2 board that had no sound at all. Using schematics from https://zxnet.co.uk/spectrum/schematics/ I manage…

    ... doing some minor investigative surgery on the AY chip.[/quote]

    Before ... above. Note that R72 was in place during both the tests, ... do we do next with the AY chip? I'm guessing we cut ... are combined to isolate the pins from the circuit to test ...
    colourclash colourclash May 2019 Hardware
  • +3 Stereo mod - soldering help neededI bought a few bits from Ben just recently, and yesterday I opened up the case of my +3 and tried to install the stereo mod. I got stuck quite early…

    ... been holding the pin header against the pre-soldered leg of the AY chip, with ... soldering iron touching the pin ... header hot enough to melt the solder on the AY chip.

    Should I ...
    gutted gutted February 2013 Hardware
  • AY-3-8912 help !Hi all. Happy new yeay. I'm new to spectrum programming, and am interested in writing some music for the +2 AY chip. The problem is...I cant find …

    ... for the +2 AY chip. The problem is...I cant find any decent info on ... programming it...(the ... technical manual contains a section on the AY chip and Sergei Bulba's site ...
    Alcoholics Anonymous Alcoholics Anonymous January 2004 Development
  • Which ZX Spectrum 48K game-music is the best?Hi there. I got an idea I could ask here about the topic like above. What do you think? C64 fans made a ranking of their beloved songs from games…

    Julian Rignall's view on the AY chip is also mine: "tinny, harsh and grating". There were some good moments on it for sure, but generally I think it was a poor man's SID.
    Spector Spector March 2006 Sinclair Miscellaneous
  • z88dkHello. I'm an spanish user of spectrum (and naturaly of this page). I have a question. I want to start to program games with z88dk, but I need a goo…

    ... I managed to squirt out the tutorial on my webpage :-D
    the other, the previous column will usually ... in the install package.
    I haven't even started on ... is probably one of the biggest experts around on the AY chip, and has his ...
    Alcoholics Anonymous Alcoholics Anonymous April 2006 Development
  • ZX Spectrum and Blibb BlobbHi, WoS! Blibb Blobb 018 is dedicated to ZX Spectrum. This time, all tunes were composed by russian musicians, above '00 year. Next time, I'll record…

    ... C-jeff :) One of the best things I love ... people are still making music on the AY chip, still my fave soundchip. ... your name, whether on AY Riders albums or on the Antique Toy results ... just realised, I downloaded the speccy episode the other day, haha... haven ...
    CKay CKay September 2006 Sinclair Miscellaneous
  • Flabbergasted with the Atari 800! How did it stack up against the Spectrum?I've been watching a few videos of Atari games, and I must say, that as a Spectrum fan, I feel humbled... [url]http://www.youtube.com/watch?v=OXX_ot…

    ... 8-bit audio sounds like on the AY chip:

    ... format for replay on the hw. The cpc, msx ... on the Spectrum either.

    So none of this impossible on the spectrum :) The ... Atari is only super-fast in the 6502 world, to the ...
    Alcoholics Anonymous Alcoholics Anonymous May 2008 Sinclair Miscellaneous
  • The best ... beginning with "L"Name (in your opinion) your "Best game beginning with [A to Z, one letter per post]". So, for the letter "L", which do you think are the: [B…

    ... tool I came across on the Spectrum. About the only drawback was ... code in, plus the usual likelihood of the computer resetting when ... [/B] - Another Tim Follin classic on the AY chip.

    Best graphics ( ... t tell you much about the game, other than that ...
    Matt_B Matt_B February 2009 Sinclair Miscellaneous
  • +3 sound cureHi all, As most of us know the Spectrum+3A has this sound problem, distortion. The +3B had this problem fixed. I done some looking at the circuitry l…

    I tryed the R72 approach and had no ... Ohm without
    any success the sound only gets fainter with ... put a lot of stress on the AY chip due to
    low output ...
    Nuno2009 Nuno2009 October 2009 Hardware
  • Beepola v1.01A new version of Beepoa, v1.01, is now available for download from:- [URL]http://freestuff.grok.co.uk/beepola/Beepola_v1.01.00.zip[/URL] (650KiB) …

    ... 2. This is because, unlike on the AY chip, the "channels" in multi-channel beeper ... channel as can be done on the AY.

    [quote]
    2 ... Chip Emultor (AY Emul)[/quote]
    Good idea - and this is actually on the ...
    ccowley ccowley July 2010 Announcements
  • Beepola v1.01A new version of Beepoa, v1.01, is now available for download from:- [URL]http://freestuff.grok.co.uk/beepola/Beepola_v1.01.00.zip[/URL] (650KiB) …

    ... 2. This is because, unlike on the AY chip, the "channels" in multi-channel beeper ... channel as can be done on the AY.[/QUOTE]

    But maybe ... this would only be useful on the composing stage anyway, no changes ...
    Hikaru Hikaru July 2010 Announcements
  • New stereo audio board for fitting on AY chip - interested?Hi, I developed a small board that fits on the AY chip inside 128K ZX Spectrums: [IMG]http://www.benophetinternet.nl/hobby/vanmezelf/stereo_audio.j…

    ... a small board that fits on the AY chip inside 128K ZX Spectrums:
    the ULA or from the sound output and puts that on both ... />
    so both, beeper and the AY will be mixed in one ... device is soldere directly onto the AY chip or can some IC footer ...
    Hood Hood August 2010 Hardware
  • New stereo audio board for fitting on AY chip - interested?Hi, I developed a small board that fits on the AY chip inside 128K ZX Spectrums: [IMG]http://www.benophetinternet.nl/hobby/vanmezelf/stereo_audio.j…

    ... models the ABC channels on the AY chip are wired together on the mainboard.
    So on those ...
    bverstee bverstee November 2010 Hardware
  • New MM ProjectHaving finished VHW, thought i'd have a crack at doing a Manic Miner game before getting on with AGD. Been on it for a couple of hours so well under…

    ... a different tune played on each screen, say the appropriate Beatle's ... there?), but if you made the game 128K only (or made ... an expanded version for the 128K) then you could fit ... all the music in, and even play it on the AY chip if you ...
    ewgf ewgf December 2011 New game ideas
  • 80x24 mode (Timex required)Hopefully Martijn will be adding this to the archive soon, but until then grab it here: [url]https://dl.dropbox.com/u/15659782/BASIC80.zip[/url] Th…

    ... to piggy-back on the address lines of the cartridge port< ... No there is a signal on the edge connector to disable ... a spare bit used on the AY chip to communicate with banks and ... interview disclosed different information on the machine than was published ...
    Alcoholics Anonymous Alcoholics Anonymous August 2012 Sinclair Basic
<1234567…34>

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