who is Kevin Gilmore?
Sep 22, 2006 at 2:16 AM Post #31 of 55
Quote:

Originally Posted by kevin gilmore
Quando Omni Flunkus Moritati



you kinda look like Red green
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*edit* thanks for all the info guys, sry for the dumb question
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cool amp Dr. Gilmore, I plan to try to sling some solder at your design ASAP.
 
Sep 22, 2006 at 9:31 AM Post #32 of 55
Quote:

Originally Posted by Andrea
For how very little I dealt with him, I think that Kevin is a honest person in an almost old-fashioned way.


Alright, but didn't anyone get the subtle shade of irony in my previous post? I'm too much for you all.
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(just making fun
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)
 
Sep 22, 2006 at 10:43 AM Post #33 of 55
Quote:

Originally Posted by blargman
you kinda look like Red green
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Duly noted, grasshopper!
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Sep 22, 2006 at 11:32 AM Post #34 of 55
Kevin Gilmore makes amps that exhibit some well known features:
- Sound great
- Are rather difficult to build
- Some newbies for some crazy reason choose those amps as their first DIY project
- Those newbies (see my profile
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) might blow a power supply, and/or might put resistors in the stepped attenuator in reverse order when building them
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Sep 22, 2006 at 2:09 PM Post #35 of 55
Quote:

Originally Posted by Kevin Gilmore
Kevin's Rules of Proper Audio Design
  1. Capacitors in the audio signal path are BAD. Even the best silver-mica or poly caps exhibit non-linearities at low voltage levels. Capacitors belong in power supply sections and nowhere else. Capacitors used to compensate an amplifer generally mean that the amplifier is otherwise unstable, with poles in the right half plane and is therefore a bad design.
  2. Transformers in the audio signal path are even worse: non-linearities in the gain structure, parasitic capacitance between windings, impedance problems.... Transformers belong in linear power supplies and nowhere else.
  3. Ultra high open loop gain: REAL, REAL BAD!!! That basically means anything with an opamp in it. Opamp circuits with open loop gains of 10,000 or more require large amounts of feedback to make them usable. While this reduces THD, the intermodulation products, and especially the transient intermodulation products are much higher than they should be.
  4. Servo loops MUST NOT be in the audio feedback loop. This rule is also very important. Two of my favorite high-end audio electronics manufacturers put servo loops into the minus input of their amplifiers. Most other manufacturers that use servo loops do the same thing. opamps used for servo loops do not have an output impedance low enough to make them suitable for this purpose. Furthermore the dynamic output impedance of opamps adds non-linearities to the audio when put in series with the gain resistor on the minus input.



http://headwize.com/projects/showfil...lmore3_prj.htm

Rob.
 
Sep 22, 2006 at 3:30 PM Post #36 of 55
Quote:

Originally Posted by thrice
I heard he was really ten feet tall and shoots thunderbolts from his arse.


Well, he's not ten feet tall... that's for sure.
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Sep 22, 2006 at 7:34 PM Post #39 of 55
Some say He was born in space.
Some say He never blinks.
Some say If you tune your radio to 88.4 FM you can actually hear his thoughts.
Some say He does not see like humans do, instead he sees numbers in green scrolling down.
Some say He naturally faces magnetic north.
Some say He is illegal in 17 U.S. states.
Some say His heart ticks like a watch.
Some say All his legs are hydraulic.
Some say His breath smells of magnesium.
Some say He is more machine than man.
Some say His teeth glow in the dark.
Some say He has a digital face.

All we know is he's called Kevin Gilmore.

[size=xx-small]And not The Stig.[/size]
 
Sep 22, 2006 at 7:56 PM Post #40 of 55
Sep 22, 2006 at 8:04 PM Post #41 of 55
Quote:

Originally Posted by Duggeh
Some say He was born in space.
Some say He never blinks.
Some say If you tune your radio to 88.4 FM you can actually hear his thoughts.
Some say He does not see like humans do, instead he sees numbers in green scrolling down.
Some say He naturally faces magnetic north.
Some say He is illegal in 17 U.S. states.
Some say His heart ticks like a watch.
Some say All his legs are hydraulic.
Some say His breath smells of magnesium.
Some say He is more machine than man.
Some say His teeth glow in the dark.
Some say He has a digital face.

All we know is he's called Kevin Gilmore.

[size=xx-small]And not The Stig.[/size]



Holy crap!!! Kevin Gilmore is The Stig!!!! The mystery is solved!!!!!

Aditya
 
Oct 1, 2006 at 3:03 AM Post #42 of 55
Somehow, Jahn's post slipped by me! Not good. A few thoughts:

1: That's a hell of a birdbath! I'd like to be a bird in that thing.

2: Some parts of it appear to be constructed out of stainless steel lab equipment and fittings. Hmm....

3: Mr Gilmore. there's an ant crawling around on the brickwork to the left.
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Naturally, I eagerly await the introduction of a DIY ant-farm schematic that requires extensive milling experience and deep pockets.

-V
 
Oct 1, 2006 at 3:17 AM Post #43 of 55
Is he really full of himself?
 
Oct 1, 2006 at 3:26 AM Post #44 of 55
Quote:

Originally Posted by Azure
Is he really full of himself?


Ask him yourself, he's reading the thead I'm sure.
 
Oct 1, 2006 at 4:03 AM Post #45 of 55
I heard he killed a bear with a toothpic from a swiss army knife.
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BTW in the first birdbath picture you can clearly see bigfoot in the upper left hand side sitting under a tree.
 

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