how about a GPS with "ankle bracelet" around the keys so that alarm will sound if taken off site or off chain?
24Hour Fitness now has index finger sign in with 7 digit code. It works, if you use wrong finger or even out of position it wont clear you. I haven't tried the old super-spy "transfer fingerprint to plastic mold over finger" thingy yet, but may soon if I get bored.
Yeah, It might take a spy's machine shop about an hour to dupe a set of hi-end tech keys......but IIRC there are fairly good ways of taking "wax impression" sometimes requiring more than one mold off the same hi-end key for all the info, but the impressions can be taken fast and "secretly" by a crooked guard or employee, then dupe keys made off site at leisure.
I've seen some really impressive small digital "inspection cameras" with features to indicate fairly precise dimensions that I'd say could be used to dupe any keys I've seen.
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04-30-2013, 10:05 PM #11
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05-01-2013, 07:44 AM #12
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An almost sure-fire way of creating a system so keys are not taken home:
Not my idea but former SSGT. did this because the troops that did not want
to work in a battery shop would "lose" the key for a period of time. He
took the single key and had it bolted to a 9"x12" piece of aluminum.....
oh yeah, there was a slot for your fingers also.
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05-03-2013, 12:25 AM #13
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05-06-2013, 04:06 PM #14
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I'm surprised "delayed exit emergency exit doors" could be legal, for couple reasons.
1)Seems like some addition 'might go wrong' thing was involved.
2)What about when people "try it" and then assume it is locked and die while trying to find 'the real exit'.
How long was the delay and what mechanism?, cause I'm thinking 2 seconds pushing on a door that wont open in a fire is plenty long enough for the average person to conclude it wont open. When I'm "shaking doors" on rounds even checking for those that might only be "friction shut" I don't think it is even a full second of action.
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05-06-2013, 07:19 PM #15
I've been using delayed exit doors for a very long time. When I first started I had to really educated Fire Marshalls as they were not aware of them or up to date. Luckily the Air Force was using them and I was able to set up demonstrations at a local Air Force base. The can adjust the delay time, but mine were set for 15 seconds and effectively end "beer runs" and all the other theft at the emergency exits. Very effective tool.
To answer your question #2. If there is a real fire emergency the door opens with no delay.
Here's a great article on this from Mike Silva.







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