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Timeline for Audio pickup for safe cracking

Current License: CC BY-SA 3.0

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Sep 27, 2012 at 15:20 comment added John R. Strohm This sounds like a classic make/buy decision that is, for whatever reason, being resolved the wrong way. How many hours do you expect to spend designing, building, and tweaking your gadget, how much is your time worth to you per hour, and how does the product of those two numbers compare to £300 (plus credit card charges, presumably)?
Sep 27, 2012 at 7:01 answer added Kaz timeline score: 0
Sep 26, 2012 at 21:11 comment added user13553 Thanks guys this is very helpful, well done on the security aspects though it's good to see people do still think before sharing possibly damaging info, however I can assure you if I was a burglar I wouldn't be going to the effort of picking the locks! Thankfully in my 11 years as a safe engineer (savta and mla member)not once have I come across an attempted theft via picking(it just takes too long) and thats why people pay me because they actually want a safe left and the contents in one piece!Thanks again
Sep 26, 2012 at 16:18 answer added user3624 timeline score: 4
Sep 26, 2012 at 14:12 review Close votes
Oct 3, 2012 at 3:01
Sep 26, 2012 at 14:03 comment added stevenvh I agree with Olin; one day it could be my safe. Maybe adding proof that you're a Legitimate Criminal to your profile may convince us of your good intentions.
Sep 26, 2012 at 13:54 history edited Olin Lathrop CC BY-SA 3.0
Fixed title to be more honest.
Sep 26, 2012 at 13:52 comment added Olin Lathrop Ah, so you're trying to build something to aid in safe-cracking. You should have made this clear up front. While there are legitimate uses for such things, there are also many illegitimate ones. No, I'm not going to help you break into other people's safes. Perhaps the Federal Burglar's Institute (FBI) can help.
Sep 26, 2012 at 1:31 comment added Ignacio Vazquez-Abrams Using a bare piezo speaker as a mic can let you tape it right to the safe in question.
Sep 26, 2012 at 1:03 answer added Fahad Alduraibi timeline score: 3
Sep 26, 2012 at 0:01 comment added user13553 maplin.co.uk/super-stereo-ear-kit-32208
Sep 26, 2012 at 0:01 comment added user13553 So I've come across this while searching and wonder if I could adapt it to suit. it appears on face value to be just the ticket but assume the mic's would need to be far better!!? Would I need to adapt the whole circuit if I where to put better mic's in??. See below link
Sep 25, 2012 at 23:09 comment added Russell McMahon @OlinLathrop - I was going to say I'd pick that it was safe to assume that he was trying to crack a problem, but he elucidated :-).
Sep 25, 2012 at 22:57 comment added Ignacio Vazquez-Abrams I once built a darlington amplifier that let me hear the TV (at a normal volume) on the other side of the house through a couple of closed doors. You shouldn't need to sink more than $10 (about £7 over there, I suppose) for parts.
Sep 25, 2012 at 22:18 comment added user13553 My old amp I assumed had a contact mic as I used to fix the mic on the safe door with a magnet, it simply just used to attach itself and I would move it around the door for best affect. My old amp also had noise cancelling capabilities but I realise this could be a long shot!!
Sep 25, 2012 at 22:14 comment added user13553 Thanks for the reply, I'll try to explain the best I can so it depends what your listening to in each different safe as the locks tend to differ but in all cases your detecting the sound of metal on metal these noises are very faint. For example in a key lock you may have 7-9 levers each lever has a true gate(the height the lever needs to be lifted in order for the boltstump to pass through the lever) it also has false gates or notches. These notches produce a different sound against the bolt stump than the true gate this is what I'm listening for whilst picking the lock. Hope this will help
Sep 25, 2012 at 21:56 review First posts
Oct 2, 2012 at 23:27
Sep 25, 2012 at 21:56 comment added Olin Lathrop You need to define what exactly you are trying to listen too. You mention offhandedly a couple inches of steel. The full problem needs to be clearly stated up front.
Sep 25, 2012 at 21:55 history edited Olin Lathrop CC BY-SA 3.0
Removed fluff
Sep 25, 2012 at 21:52 history asked user13553 CC BY-SA 3.0