OzSTOC

Farkles, Gear & Accessories => Lights and Lighting => Topic started by: Icor on November 02, 2013, 06:02:04 PM

Title: Denali led
Post by: Icor on November 02, 2013, 06:02:04 PM
These are by no means cheap. But was wanting some feed back. I commute to work on my beloved st on a road that has a lot of fauna.

http://www.twistedthrottle.com/Denali

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Title: Re: Denali led
Post by: ST2UP on November 02, 2013, 07:12:50 PM
Our US counter parts on ST-Owners speak very highly of them.......
Title: Re: Denali led
Post by: saaz on November 02, 2013, 08:09:42 PM
As well as those, check out these http://www.clearwaterlights.com/products2_pp.html (http://www.clearwaterlights.com/products2_pp.html) the price does match the specification though.
Title: Re: Denali led
Post by: tj189 on November 02, 2013, 09:15:03 PM
the top of the range Denali appears to give around 200 meters with the beam still being effective.  At approximately 100kph I think that is around 5 seconds reaction time (I am sure someone will chime in if the approximations are out).  With some bigger lumen LED  lights you may be able to extend the distance out a bit further.  From memory the Clearwater ones have a usable distance of around 300 meters, punching the distance out a bit further with HID should add a few more seconds (possibly 8 or 9) onto reaction time.

May I suggest that you may still need to slow down at night to compensate for the loss of vision.   

Any extra light that you can put out front is a bonus, the Denali is a good brand as are a number of other LED lights out there, remember that you get what you pay for.
Title: Re: Denali led
Post by: Tackleberry on November 20, 2013, 07:03:45 AM
the top of the range Denali appears to give around 200 meters with the beam still being effective.  At approximately 100kph I think that is around 5 seconds reaction time (I am sure someone will chime in if the approximations are out). 
 
Pretty close TJ. When we do calculations at work 100kph = 27.7m/s.  and we use an average reaction time of 1.5 secs.  So effectively you are left with around 6 secs reaction left after identification of the threat. 

200m / 27.7m/s = 7.22 sec. 

7.22s - 1.5s = 5.7 sec.  (Approx 6 seconds) 
Title: Re: Denali led
Post by: tj189 on November 20, 2013, 01:08:23 PM
Thanks Steve, forgot you guys do that stuff too  :beer
Title: Re: Denali led
Post by: Yorkie on November 20, 2013, 08:52:45 PM
It supposedly takes 180mts to pull up a fully laden B-double from 100kph, I think an ST could do a bit better than that.
Title: Re: Denali led
Post by: Brock on November 20, 2013, 09:34:46 PM
Quote
It supposedly takes 180mts to pull up a fully laden B-double from 100kph, I think an ST could do a bit better than that.

Only try this action if you are behinf the truck, not in front of it....

 :eek :eek :grin :grin :grin
Title: Re: Denali led
Post by: Rodd on November 21, 2013, 08:11:52 AM
Just make sure that you are more than 1.5 seconds behind the truck!  :||||