Hello,
Sounds familiar. The Genesis Sample Return Probe
crash landed in Utah in 2001 when its parachute
failed to deploy. Root cause was an accelerometer
that was installed backwards.
73 Armando N8IGJ
___
Sent via AMSAT-BB@amsat.org. Opinions
A member of our radio club is familiar with the rocket, from some past work.
He said that the sensors are not keyed, and the This side up label is in
rather small print. Between that and Murphy, I wonder why this wasn't a more
frequent occurrance...
Greg. KO6TH
Alan wa4...@gmail.com wrote:
Heard the same story from a space professional at the AMSAT-UK event
this weekend
Upside down gyros. - Can that happen by accident?
David
-Original Message-
From: Alan wa4...@gmail.com
To: AMSAT-BB amsat-bb@amsat.org
CC: CC apbid...@united.net
Sent: Sun, 21 Jul 2013 13:37
Subject:
Hi David,
Normally you would prevent this by mechanical design principle called Poka
Yoke.
Obviously this was not the case here.
See
http://novosti-kosmonavtiki.ru/bitrix/components/bitrix/forum.interface/show_file.php?fid=17033width=500height=500
73s Peter DB2OS
g0...@aol.com
Maybe the un-assembled frame was oriented nose down when he installed
them...so this side up made sense...
Roger
WA1KAT
On 07/21/2013 12:46 PM, Greg D. wrote:
A member of our radio club is familiar with the rocket, from some past work. He said
that the sensors are not keyed, and the This
Except that not all of them were inverted, according to one report.
I also heard that on other rockets, these sorts of sensors can be tested
by watching the rocket, mounted on the launch pad, move as the earth
spins. This model sensor can't do that for some reason, and electrical
tests, of