NZ speed trap bands

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Postby blindnz » Wed Apr 06, 2011 10:42 pm

Tagged wrote:
Sideros wrote:I heard you can get intelligent radar jammers that are capable of sending back a signal to the device to tell them a fake speed. Not sure if there is any truth to that or not.


referring to the physics of radar speed traps this is probably not true. I could be wrong though


How would you trick it? you would need to absorb the laser beam and then send another back after the first has been absorbed. I dont think the devices are that clever.
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Postby h8wrxs » Wed Apr 06, 2011 10:49 pm

touge rolla wrote:
Adoom wrote:So if you have a radar detector that can pick up laser. All it does it tell you that policeman has pointed his laser at you and pulled the trigger.

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is that off star trek or soemthing? i feel as if i should know this one
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Postby Sideros » Thu Apr 07, 2011 12:10 am

It's not a laser beam. It's an RF Signal. Could scramble the signal then send back a fake signal?
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Postby Mr.Phreak » Thu Apr 07, 2011 1:32 am

h8wrxs wrote:is that off star trek or soemthing? i feel as if i should know this one

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Postby BZG Wagon » Thu Apr 07, 2011 1:54 pm

Police Cars = KA & LILDAR (Laser)
Speed Cameras = KA & K (K is annoying - that will false a lot)

X = not used as far as I know.
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Postby Adoom » Thu Apr 07, 2011 7:53 pm

Sideros wrote:It's not a laser beam. It's an RF Signal. Could scramble the signal then send back a fake signal?


Handheld units are a laser beam(Lidar).
Car mounted units and camera use RF signal.

You can apparently get radar(rf signal) jammers(illegal in NZ) that send back false readings.

The Laser jammers(technically not illegal) will make it appear to the police as if they missed your car. I really can't be bothered googling how they work.
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Postby S T E A L T H » Thu Apr 07, 2011 10:56 pm

the mobile cameras (ones in the Previa vans) are all on K-Band nowadays. Which is rather ratshit....
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Postby Bling » Thu Apr 07, 2011 11:17 pm

Why would it matter, it wouldn't see you, being stealth and all... though i'm unsure how a landcruiser can be stealth :lol: I wonder if you could paint / shape your car to deflect the signals be it laser or RF like the planes etc
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Postby siren676 » Thu Apr 07, 2011 11:31 pm

I think mythbusters tried that. It didnt work :lol:
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Postby MrOizo » Thu Apr 07, 2011 11:45 pm

With laser, dont the lasers need to be pointed at a reflective surface something like a light, licence plate? Think there was a write up about this some where.
If you had a car with pop up lights down, without spoltights and the plate missing it was harder to get a lock?
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Postby siren676 » Thu Apr 07, 2011 11:51 pm

Yeah but then they could ticket you for no license plate.

Go off roading and then nothing will be reflective :lol:
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Postby Tagged » Sat Apr 09, 2011 1:45 am

BZG Wagon wrote:Police Cars = KA & LILDAR (Laser)
Speed Cameras = KA & K (K is annoying - that will false a lot)

X = not used as far as I know.


yea those damn automatic doors....makes my detector go off every single time
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Postby Tagged » Sat Apr 09, 2011 1:47 am

siren676 wrote:Yeah but then they could ticket you for no license plate.

Go off roading and then nothing will be reflective :lol:


would you ever come across a speed trap off roading??!!
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Postby Tagged » Sat Apr 09, 2011 1:48 am

BZG|Bling wrote:Why would it matter, it wouldn't see you, being stealth and all... though i'm unsure how a landcruiser can be stealth :lol: I wonder if you could paint / shape your car to deflect the signals be it laser or RF like the planes etc


youd be working for the US military then lol, or the China military....
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Postby Sideros » Sat Apr 09, 2011 9:11 am

Just buy that vehicle batman has!
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Postby Tagged » Sat Apr 09, 2011 3:40 pm

Sideros wrote:Just buy that vehicle batman has!


pretty sure batman wouldn't sell it to anyone....
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