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08-03-06, 08:50
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#13 (permalink)
| | member from the old board
tom p. is offline
Join Date: Mar 2001 Location: boston Posts: 3,304 | Setec, a few thoughts from Mikey, perhaps you've seen them: Quote:
Why am I getting laser alarms when I follow some cars?
- J.J., Michigan
Red neon is occasionally used for the CHMSL (Center High Mounted Stop Lamp) on new cars. We know of these models: GM Trailblazer and Envoy, the Lincoln Mk VIII and the latest BMW 3-series convertible.
These lights use a neon-plasma light source. The red lens allows red visible light to pass, and also invisible energy near infrared. The source is powered by a pulsating voltage on a frequency that happens to be similar to the repetition rate of legitimate laser-gun pulse trains. In other words, the CHMSLs have an invisible energy leakage that’s nearly identical to the beam used by traffic laser. If we suppress the interference, we’re likely to damage laser sensitivity. Another source of alarms: a few new cars have cruise controls that use laser to measure distance to the car ahead. This feature is available on the Lexus LS430, Infiniti FX35 and FX45. This, of course, is real laser, not a false alarm.
If you’re really bothered by these alarms, you can reprogram V1 to disable its laser reception. It’s a DIY project. Here’s a link to the instructions on our website: http://www.valentine1.com/lab/mikeslabrpt3.asp |
I've also noticed that when I pass thru certain EZ Pass lanes the detector emits a Laser false alarm for a few short seconds. i get this with both the V1 and the X50. | |
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08-28-06, 08:59
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#14 (permalink)
| | Registered User
beachy is offline
Join Date: Mar 2006 Location: San Antonio Posts: 71 | Hey just follow someone else who is speeding. So far, it has proven safe for me every time.
OOPS! Now I've tempted fate! | |
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09-02-06, 10:55
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#15 (permalink)
| | Registered User
gbogh3 is offline
Join Date: Jul 2006 Posts: 21 | Laser on Dectors is Useless! It would be nice if they narrow the band of nm (nanometers) so that we don't get false alarms, like a laser jammer. However even having the laser on a dectector is all but useless. If it were real and you were speeding, it would be all over.
If you want you can disable the laser from your V1. Call V1 and they will walk you through it.
Hopefully they will have a fix out shortly, exspecially with more and more cars going to laser cruise control.
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2002 Sterling Grey M5
A couple of mods and growing!
2005 Silver X5
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09-20-06, 01:17
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#16 (permalink)
| | Registered User
ManiZ is offline
Join Date: Apr 2006 Location: Mile High City Posts: 191 | That's a very common and well-known issue with laser-guided cruise controls. Mike Valentine even has a section dedicated to that on the V1 site.
EDIT: Just noticed the post above.  | |
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09-20-06, 02:09
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#17 (permalink)
| | Registered User
gbogh3 is offline
Join Date: Jul 2006 Posts: 21 | Quote: |
Originally Posted by ManiZ That's a very common and well-known issue with laser-guided cruise controls. Mike Valentine even has a section dedicated to that on the V1 site.
EDIT: Just noticed the post above.  |
The bigger problem is that if you are using your V1 or any radar dectoctor for Laser, you are playing with fire! You get so many false alarms, that you may not even pay attention to it once its real! Unfortually they have to include them to be competitive in the market.
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2002 Sterling Grey M5
A couple of mods and growing!
2005 Silver X5
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09-20-06, 05:25
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#18 (permalink)
| | Practical Perfectionist
Accumulator is offline
Join Date: Sep 2002 Location: NE Ohio Posts: 20,805 | Heh heh, in my experience most of the time laser detectors are just ticket announcers anyhow  Sometimes they zap somebody ahead of you, but when they really want to clock me with laser it's all a matter of my spotting them (visually) before they trigger it as opposed to relying on the V1. It's such a a narrow beam and brief exposure, and most of the LEOs in my area are pretty skilled with the things. | |
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09-20-06, 06:15
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#19 (permalink)
| | Registered User
Deemo is offline
Join Date: Feb 2002 Location: Calgary Posts: 365 | Quote: |
Originally Posted by BoxsterCharlie That sucks. Until now, my chief problem has been Chevy Trailblazer brake lights. | Yeah....why is that?
Not laser 
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2000 Titanium BMW 328i Sedan
2001 Black F150 Lariat SCrew 5.4L 4X4 Off Road
2005 Carbon Black M3 Competition with NAV & SMG | |
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09-20-06, 06:23
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#20 (permalink)
| | Registered User
Setec Astronomy is online now Join Date: Jul 2004 Location: New Jersey Posts: 7,629 | Quote: |
Originally Posted by Deemo Yeah....why is that?
Not laser  | Some of those LED taillights which are becoming increasingly common seem to have a IR component (or increased intensity) which is close enough to the Lidar frequency to set it off.
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"Well, it certainly does!"
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09-20-06, 11:27
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#21 (permalink)
| | Registered User
gbogh3 is offline
Join Date: Jul 2006 Posts: 21 | Quote: |
Originally Posted by Deemo Yeah....why is that?
Not laser  | Laser is measured in nanometers (nm) for wave length. The LED's fall within the nm range for radar. CURRENTLY. They need to tighten it up. Radar jammers do not have this problem.
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2002 Sterling Grey M5
A couple of mods and growing!
2005 Silver X5
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09-21-06, 07:42
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#22 (permalink)
| | Registered User
Yal is offline
Join Date: Sep 2006 Location: NY, Long Island Posts: 733 | Does anyone know if any of this technology is inadvertently affecting the cop laser guns too? | |
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