To: Professional Engineer
Morning PE
sights his compass in preparation for firing mortars
Reporters!! That's not a compass, it's an M2 aiming circle used to lay in the mortars
![](http://www.globalsecurity.org/military/library/policy/army/fm/23-90/fig2-5.gif)
27 posted on
01/10/2005 7:53:46 AM PST by
SAMWolf
(An aquarium is just interactive television for cats.)
To: SAMWolf
What a strange looking compass!
30 posted on
01/10/2005 8:06:19 AM PST by
Valin
(Sometimes you're the bug, and sometimes you're the windshield)
To: SAMWolf
Hiya Sam. Thanks for setting the record straight. I assume the whole circle has to be "zeroed" on some fixed point, North?, before it can be used properly. Correct?
47 posted on
01/10/2005 12:11:53 PM PST by
Professional Engineer
(With Personal Electronics comes Personal Power Responsibility.)
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