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Davo

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Everything posted by Davo

  1. I seem to recall someone being able to make windows for protecting LCD windows. Who was that? Are windows still available?
  2. I just noticed that there may not be enough clearance between the SD slot and the expansion port to accomodate a D25 plug and an SD card at the same time, or at least allow one to swap cards while the plug is inserted. Another thing... Analogue sequencers (ie Dotcom Q960 or Moog Q960) are capable of being used as complex waveform generators if you run the sequencer fast enough. Midi is too slow for stunts like this. Is MIOS capable of driving CV outputs that fast?
  3. What connects to to the inner side of the CV expansion port?
  4. Davo

    mbseq_case22.jpg

    What on the inside connects to the CV expansion port?
  5. deliberately did not copy someone else's status.

  6. I chanced upon a pair of Pratt-Read keybeds from an old Hammond organ, so I thought I'd come up with some sort of optical means of detecting keystrokes. While investigating how to do this (particularly with some conversation with Seppoman), I came to the conclusion that doing so would involve an unreasonable parts count and high cost. At up to two dollars apiece, 44 slot or reflective detectors get rather expensive. Furthermore, I'd need a comparator with each key unless I use a more costly detector with logic output. I've decided to instead use a Fatar keybed.
  7. Are you saying either of these chips can substitute for the DAC in the AOUT_NG? What makes "worst case" such that only 12 bits are honored? This sounds like a worthy line of investigation. I have one of the first generation of AOUT boards that'll eventually be used to interface to some analogue stuff. Maybe it's time for me to get an AOUT_NG board.
  8. I'd be pissed if I had to deal with quality control like that.
  9. It's a Pratt-Read keyboard I got off ebay that was formerly found in a Hammond of some sort.
  10. I like the way that SD cards appear to have supplanted the bankstick. Your case looks so good that I'm conflicted about whether or not to go with the aluminum chassis group buy. I have access to all the tools to do something like this.
  11. I have an old organ keyboard I want to midify optically because the buss wires are a mess. What I'd like to do is position an LED and phototransistor pair next to each spring actuator such that the actuator interrupts the beam. Would someone please recommend an LED/phototransistor combination that I can connect to a DIN module with a minimum of support parts?
  12. Where can I get just the aluminum extrusions? I have a couple projects in mind that call for rectangular prisms.
  13. I've managed to get dimensions on the four large internal boards. I still need dimensions for the rectifier board and the octave buffer.
  14. I found this linked from synthesizers.com. Analyze a voice and press piano keys to render a somewhat understandable rendition of the original speech. There's a brief view of the guts, but it doesn't look like Midibox stuff. But, hey, it's controlled with Linux!
  15. I'm trying not to have to resort to that. I'm trying to make things that can be stuck in a Minimoog without any boards in it.
  16. Does anyone out there have a Minimoog? I'm trying to get the dimensions of the five cards inside it.
  17. Davo

    New Server

    Shuriken said something about spammers, so I thought that might have been the problem.
  18. I'm in the process of building a minimoog from spare parts and I thought that while I'm at it, I could midify it. Has anyone here pondered this?
  19. Though JB-weld is really tough, I ultimately went for through-hole screws. I think if the plate is thick enough, Schaeffer will do blind threaded holes. At first I used cylindrical hex screws but then went to countersunk black hex. I'd rather not have my fingers bang against screws and the like.
  20. Does anyone know if they can work with panels that have already been drilled? I'd love to finish my mb6582, but my panels turned out to have a really weird yellowing effect and I never got them back to Wilba for reworking. Mmm... Engraved panels...
  21. Just make sure it's JB Weld. JB Quick won't do.
  22. does a happy dance because he found a Pratt-Read keyboard

  23. I'm trying to source a 44-key Pratt-Read keybed. Pratt-Read keybeds were frequently found in electronic organs from the 1950s to early 1980s. Spinet organs have 44 keys per manual and tend to appear frequently in the local thrift stores, so I figured I'd get one and cannibalize it. My problem is I don't know which manufacturers used Pratt-Read keybeds. I'm pretty sure Hammond didn't. I know Schober did, but they're hard to find. Can anyone help me?
  24. That one by Wayne Jones is what I mean by spaghetti job. Scroll down and look at the innards of that thing. I'd rather build a normalized ASM2 into a rackmount case. I started on the path with drilling out holes from the official panel and using the sticker method. I couldn't resist running the flying wires to headers I bolted onto the edge of the board. It worked fine, then I started tinkering again and something broke. Davo
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