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61. Re: [Land-speed] OT: Day two WF photos (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 16 Oct 2007 10:15:42 -0700
Thanks again for the nice photos, Ray. It looks like the World Finals was a great event. Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces+neil=dbelltech.com@autox.team.net [mail
/html/land-speed/2007-10/msg00162.html (7,934 bytes)

62. Re: [Land-speed] Aptitude test... (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 23 Oct 2007 10:23:58 -0700
I scored 90%, but I think they should have said "ignoring friction in some of the pulley questions. I maintain that question #31 is completely wrong-- look at the drawing; the center of mass of the
/html/land-speed/2007-10/msg00210.html (8,477 bytes)

63. Re: [Land-speed] Test (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 23 Oct 2007 16:24:04 -0700
Dave is right; they use manifold absolute pressure and express it in inches of mercury (just like a barometer). If I remember right, sea level is 29.92" Hg (or something close) which is equivalent t
/html/land-speed/2007-10/msg00223.html (8,943 bytes)

64. Re: [Land-speed] Mech. Apt. Test (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 23 Oct 2007 16:57:40 -0700
The fan question was worded poorly; which direction is CW or CCW? It depends on which way you are looking at the fan, of course. Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces
/html/land-speed/2007-10/msg00226.html (7,487 bytes)

65. Re: [Land-speed] NON LSR Interesting read (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 23 Oct 2007 17:23:15 -0700
It looks to me more like a case of getting lawyers involved. CYA, CYA, CYA. Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces+neil=dbelltech.com@autox.team.net [mailto:land-spee
/html/land-speed/2007-10/msg00228.html (7,160 bytes)

66. Re: [Land-speed] Electric Land Speed Attempt Link (score: 1)
Author: <neil@dbelltech.com>
Date: Wed, 24 Oct 2007 09:15:07 -0700
Are you related to the "Dymaxion" car of the 1930s? I saw one in a museum recently and was impressed by how advanced it was for its day. Regards, Neil Tucson, AZ --Original Message-- From: land-spee
/html/land-speed/2007-10/msg00239.html (7,206 bytes)

67. Re: [Land-speed] Dave Frieburger (score: 1)
Author: <neil@dbelltech.com>
Date: Fri, 26 Oct 2007 13:34:53 -0700
Good luck with your new venture, Dave; you sure made a big difference at Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces+neil=dbelltech.com@autox.team.net [mailto:land-speed-bo
/html/land-speed/2007-10/msg00262.html (9,715 bytes)

68. Re: [Land-speed] Electrical Question (Sunbeam wiring) (score: 1)
Author: <neil@dbelltech.com>
Date: Fri, 26 Oct 2007 14:16:26 -0700
Unless the latest alternator designs have changed an alternator output current is self- limiting to a degree; the magnetic path in the alternator saturates at high current and its output current won
/html/land-speed/2007-10/msg00265.html (8,724 bytes)

69. Re: [Land-speed] Cutting Oil (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 28 Oct 2007 17:02:14 -0700
If you are drilling aluminum, kerosene is excellent and about as cheap as you can get. If you want a hole in exactly the right place, center punch that location. Enjoy the drill press and clamp your
/html/land-speed/2007-10/msg00287.html (7,559 bytes)

70. Re: [Land-speed] Wiring and Fuses (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 28 Oct 2007 17:04:47 -0700
I checked the Weldon website and they show a current draw of 20 amps for their larger pumps. Check your pump; 10A may not be high enough. Regards, Neil Tucson, AZ --Original Message-- From: land-spe
/html/land-speed/2007-10/msg00288.html (7,508 bytes)

71. Re: [Land-speed] Wiring and Fuses (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 28 Oct 2007 17:31:01 -0700
Since this subject has come up a couple times recently, I looked up some recommended circuit breaker (CB) info in "Aircraft & Missile Design & Maintenance Handbook" by Charles Overbey. The criterion
/html/land-speed/2007-10/msg00289.html (7,387 bytes)

72. Re: [Land-speed] Frieburger, etc. (score: 1)
Author: <neil@dbelltech.com>
Date: Mon, 29 Oct 2007 11:26:18 -0700
Amen, Ed. Dave made a huge improvement in HRM and I certainly wish him well in his new endeavor. Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces+neil=dbelltech.com@autox.team.n
/html/land-speed/2007-10/msg00307.html (8,637 bytes)

73. Re: [Land-speed] Wiring and Fuses (score: 1)
Author: <neil@dbelltech.com>
Date: Mon, 29 Oct 2007 11:55:41 -0700
NO, these are CB ratings for various wire sizes. Note that I said "These ratings are only for CB protection of the wiring itself, not how big a wire you should use for a particular load current." Re
/html/land-speed/2007-10/msg00308.html (9,067 bytes)

74. Re: [Land-speed] Wiring and Fuses (score: 1)
Author: <neil@dbelltech.com>
Date: Mon, 29 Oct 2007 15:55:26 -0700
It's a good idea to size your wire based on how much current is going to be required in that wire. The rule of thumb is to size the wire large enough so that it has a maximum of 0.5 volt drop (in a
/html/land-speed/2007-10/msg00314.html (10,505 bytes)

75. Re: [Land-speed] shop comments sorta... ( no LSR )... (score: 1)
Author: <neil@dbelltech.com>
Date: Tue, 30 Oct 2007 10:30:49 -0700
If you did find that bracket it would be bent up too bad to use-- Murphy's Law. Regards, Neil Tucson, AZ --Original Message-- From: land-speed-bounces+neil=dbelltech.com@autox.team.net [mailto:land-
/html/land-speed/2007-10/msg00328.html (10,892 bytes)

76. Re: [Land-speed] Shop Talk (score: 1)
Author: <neil@dbelltech.com>
Date: Sat, 3 Nov 2007 09:42:44 -0700
I think that as soon as I was released from that hospital I'd be looking for the guy who did that previous "repair"! You're lucky someone found you in time. Regards, Neil Tucson, AZ --Original Messag
/html/land-speed/2007-11/msg00011.html (9,085 bytes)

77. Re: [Land-speed] Another Wheel Question... (score: 1)
Author: <neil@dbelltech.com>
Date: Sat, 3 Nov 2007 12:00:00 -0700
Check the radial runout as well as axial. Although a tire is never exactly round, adding radial runout from a wheel that it's mounted on makes that problem worse. Ten & sixteen thousands sounds OK t
/html/land-speed/2007-11/msg00014.html (8,300 bytes)

78. Re: [Land-speed] Inexpensive Pressure Transducer (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 11 Nov 2007 12:30:09 -0700
I've seen many pressure transducers on eBay. Most will probably require a higher voltage power supply and others are a 4- 20mA current loop output. Keep looking and you'll find one. Regards, Neil Tu
/html/land-speed/2007-11/msg00039.html (7,948 bytes)

79. Re: [Land-speed] Inexpensive Pressure Transducer (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 11 Nov 2007 18:11:49 -0700
Digi- Key is a great source for all sorts of electronic components. If you can't find a pressure transducer there, try Omega Engineering-- they have all sorts of transducers, sensors, etc. Here is o
/html/land-speed/2007-11/msg00041.html (9,856 bytes)

80. Re: [Land-speed] Non LSR Cosmologist Wanted... (score: 1)
Author: <neil@dbelltech.com>
Date: Sun, 18 Nov 2007 14:54:04 -0700
The only cosmologist I knew was Dr. Sebastian Von Hoerner but he retired and moved back to Germany; I heard that he died a few years ago. Too bad-- he was a genuinely nice guy. Von Hoerner was a Ger
/html/land-speed/2007-11/msg00071.html (9,194 bytes)

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