[XCSSA] Tim, are you going to the meeting on Monday 18th ?

X-otic Computer Systems of San Antonio xcssa at xcssa.org
Wed Aug 13 15:30:58 CDT 2008


On Aug 13, 2008, at 1:30 PM, X-otic Computer Systems of San Antonio  
wrote:

> X-otic Computer Systems of San Antonio wrote:
>> I believe the R3's still use the same caps and voltage as the 6581 so
>> I can bring my MidiBox into the meeting no problem. If I can find a
>> patch that is a good all around test then I should be able to use my
>> laptop to fire it off. I think the bassline patches should do nicely
>> and, this time around, they should actually work :) Of course, if I
>> can't get that together, I I'd be happy to pick them up and bring  
>> them
>> back next meeting. Actually, on the chance I cannot make the meeting,
>> you can give them to Tweeks and he can bring them to be at work. I
>> *should* be there, but this month is so busy with other things I  
>> can't
>> keep track of what things are when anymore :)
>>
> OK, I'll give the C=64 case and SID chips to Tweeks if you cannot  
> make it...

I'm planning on being there, but you never know. I need like a day  
planner or something, but the very thought of such a thing disturbs  
me :)

>
>> Are you building your own sound card? You may be able to get ideas
>> from Hard-SID, or may be able to get one of their older sound cards
>> off eBay or something if you don't want to build your own (but, then
>> again, what fun would that be? :)
>>
> I have a 6502 board (Apple I clone) and I would like to map the SIDs  
> to
> an address so I could play around with them.
> I'm thinking of putting some kind of "mixer" and amplifier on the card
> as well, Maxim have some volume controls that could be useful.
> The DS1807 for example, two volume controls via SPI, I just ordered a
> couple of free samples... I just love Maxim-ic.com... ;-)

I haven't tried these guys yet. They give you free samples? That's  
sweet! I get most of my stuff from Allied Electronics. They are  
sometimes cheaper, sometimes more expensive, but they ship SO fast  
because they are out of Dallas. I should check if Maxim has some of  
the low pass filtering chips (for adding a MidiBox controlled external  
filter for the SID, or really any other audio source - sweet!).

Anyways lemmie know how that goes as it sounds really cool! What would  
be neat is if you used like an SD card so that it read SIDs and, with  
a display, let you play them. Sort of like a (possibly) portable SID  
player :) I *think* you can do that with MidiBox but no ones done  
anything even close to that so that gets into down and dirty PIC  
programming at that point.


>> On an aside, if your main goal is to play old C64 SIDs, you could
>> still build a tiny MidiBox SID and simply load it with the SID player
>> (it emulates the SID-Station). You can then use a program on Windows
>> (I *think* there is a Linux version but am not sure) to playback  
>> SIDs.
>> The program understands the common SID format that the High Voltage
>> SID Collection uses. It works well, except digital in doesn't work  
>> (so
>> you can't hear some of the sounds).
>>
> Well, if you put it that way, maybe I will build a MidiBox one  
> day... ;-)
>> Checking out those CDs would be awesome too! I don't have any of
>> myself, but I get quite a few from 'remix.kwed.org'. It's worth
>> checking out if you haven't yet.
>>
>>
> Awesome site, I have been listening to it all morning...

It rocks right? I can only listen to so much at a time, and when I  
play it on K-RACK, no one gets it. Well, occasionally Tweeks figures  
it out but that's it :)

Tim






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