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kevin gilmore

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Everything posted by kevin gilmore

  1. But there are 4 power supplies, 5 counting the bias. What you want is a series of detectors that detect + 15 volts +/-.25 volts, -15 volts +/-.25 volts, +400 or +450 +/-10 volts, and -400 or -450 +/-10V that all requires an extra board with comparators, voltage references and a number of other parts.
  2. the led's drive the current sources. red only, and do not extend for any reason.
  3. use black magic marker to make it all black, then add some messed up funky logo's plenty of room to add flying piece of shit kobicon output connector
  4. well that is a better idea than that magic pixie dust that the one company fills its stupidly priced cables with... and then leaks white shit everywhere
  5. customized case is what I was thinking of. I have the tools, what I don't have is enough time at the moment I have had the previous version running at 300ma on now for at least 6 months 24/7 no problems
  6. where is steve when you need him? one man's floor is another man's ceiling
  7. well that depends, if its close to 200 proof, even the 150 proof stuff, will burn very nicely. And you won't be able to see the flame.
  8. 40 years ago, they held up well against everything out there for the same price. As I remember they were $600 a pair. The JBL's were a bit more, and the B&O 5700 were also about $600 a pair.
  9. I wish I still had my ns1000, but they fell apart... ns5000 is $10k per pair? am I reading that right...
  10. here is the latest amp board picture without the ground plane http://gilmore.chem.northwestern.edu/kgsshvcarbonv6.jpg with ground plane http://gilmore.chem.northwestern.edu/kgsshvcarbonv6g.jpg and latest schematic http://gilmore.chem.northwestern.edu/kgsshvcarbonv5.pdf and two of the many power supplies http://gilmore.chem.northwestern.edu/kgsshvcarbonpsleft.jpg http://gilmore.chem.northwestern.edu/kgsshvcarbonpsright.jpg older power supply schematic without the on/off switch http://gilmore.chem.northwestern.edu/goldenreferencehvsic.pdf
  11. that board is 5.47 x 3.04 inches
  12. "output transformers" ?? needs a wood knob. I can help with that.
  13. 40? that scares me unless you are using it to drive speakers. even then its a bit much default gain is 10
  14. once you have the usb stick prepared, trivially easy. About 2.7mb/sec i will be moving the pioneer under my main monitor so its going to be way easier than ps3 about 30 megabit per second on a gigabit network
  15. ssdynahi more than happy to take se input and convert to balanced
  16. the 180 has a different chipset and will not work. the bdp80fd is also known as a 170 or 160 outside the usa and works
  17. a standard S22 would smoke at 3 amps at 30V
  18. bought a pioneer bdp80fd brand new for $300 from b&h people should buy them now before they are all gone. SO MUCH EASIER than Piece of Shit overheating version 3 garbage and if you have a modified PS3, time to dump it before its worth absolutely nothing. also have tested 103,103d,105,105d in case you have one of these. even with the multiregion hack, still works
  19. ss dynahi and its easy to modify the gain. what's not easy for most people is all the chassis work. The same people sell the boards and all the parts for a price that I cannot even come close to in the usa.
  20. http://www.ebay.com/itm/Finished-KG-AMP-Kevin-Gilmore-full-balance-Class-A-headphone-amplifier-/222118780512?hash=item33b74f9e60:g:l7wAAOSwxfNXOFC3 better everything, assembly,design,specs and about half the price
  21. i don't think its going to make any difference except that it will make it easier for some builders to introduce shorts, or fancy resistors leaking to ground etc.
  22. mwl168 wanted a amp board with the ground plane, i have posted 2, the second one looks better. no other changes, all the parts in the same place, same size,same number of holes etc. second version routes the servo around the top.
  23. Has anyone heard the liquid carbon and the liquid gold side by side?
  24. birgir is about to release a new bi-directional power cord system for people like astrostar59 its absolutely unique, nothing else like it, hand made in Iceland. both 110v and 220v versions available, solves once and for all the directionality of power cord issues. here is a picture of the 110v version bi-directional iec female not shown
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