cr1901 changed the topic of ##yamahasynths to: Channel dedicated to questions and discussion of Yamaha FM Synthesizer internals and corresponding REing. Discussion of synthesis methods similar to the Yamaha line of chips, Sound Blasters + clones, PCM chips like RF5C68, and CD theory of operation are also on-topic. Channel logs: https://libera.irclog.whitequark.org/~h~yamahasynths
<Lord_Nightmare>
ejs: re: ibm PS/2 speech adapter thread: are you SURE its using the tsp5220c for the speech, or is it using the mc3418 4-bit CVSD chip?
<Lord_Nightmare>
since the PS/2 speech adapter has both
<Lord_Nightmare>
constant low frequency ticking could be the silencing waveform sent to the cvsd chip being interrupted (for some reason) by other activity on the speech adapter card.
<Lord_Nightmare>
is there a schematic of that card available?
<ejs>
oooooh hmmm
<ejs>
i don't think there is.
<ejs>
i'm also wondering about why the speaker module has plastic tabs underneath that make it look like it should slot into a drive bay
<ejs>
but it doesn't fit in my model 30's drive bays. maybe model 25?
andlabs has quit [Quit: My MacBook has gone to sleep. ZZZzzz…]
andlabs has joined ##yamahasynths
andlabs has quit [Quit: My MacBook has gone to sleep. ZZZzzz…]
andlabs has joined ##yamahasynths
andlabs has quit [Quit: My MacBook has gone to sleep. ZZZzzz…]
andlabs has joined ##yamahasynths
<andlabs>
[09:52:59] <andlabs>and now I've won an actual CX7
<andlabs>
[09:53:06] <andlabs>yes my goal is to own all the Yamaha MSXs why do you ask
andlabs has quit [Quit: My MacBook has gone to sleep. ZZZzzz…]
andlabs has joined ##yamahasynths
andlabs has quit [Quit: My MacBook has gone to sleep. ZZZzzz…]