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 LED lightheads
REDTRONIC
Posted: Sep 23 2009, 11:43 AM


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Hi fellas, I’m feeling quite guilty now with all the controversy generated from my post! Oops! FlashHarry, thanks for your comments, just to confirm, I did stipulate that if I was wrong I was happy to be corrected so the statement wasn’t an absolute certainty. My comments were simply stipulating that the led head is VERY bright, jam packed with additional options, and a good alternative to our serious competitors’ products. My intension was also to encourage people to come see what was on offer at the Tow Show.

I stand by my original statement, that this led head is one of the brightest (useable) products on the market. Lumen count for our Amber SC18 is just over 1500. ((0ver 3000 if you use 2) Obviously White or Green results would be higher)) With a vast amount of Fire Services now specifying Redtronic equipment to be fitted to their vehicles I’m not particularly concerned...its obviously bright enough for them! Thanks for all comments, and I will consider the consequences should I post info of our new products in the future.
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mobilecentre
Posted: Sep 23 2009, 12:06 PM


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Why not do a back to back test with competitor’s products and publish the results. Very bright means nothing unless you know the bench mark. The LED standby light on my TV is very bright compared to my sky box which is dimmed down. So does this mean it’s better or worse than your product?

This way everybody can make an informed buying decision.

I am not a Redtronic basher I am actually trying to improve the flow of information for end users to make better informed decisions. The more factual information available the better - I believe it would help you sell more product!
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automiracles
Posted: Sep 23 2009, 01:39 PM


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Finally a response! tongue.gif Thanks Redtronic.

As for mobicentre - errr...okay BUT how are YOU providing an informed decision if you aren't ACTUALLY offering a single product as an alternative, in actual fact all you've done is confused people by saying you can produce a product that is not even remotely applicable for the market angry.gif

I get that you're saying 'that isn't the brightest' but in actual fact redtronic is PROBABLY correct, it PROBABLY is one of the brightest USEABLE lightheads on the market - as previously stated I've seen it and it is very very bright - much brighter than the LED on your tv im sure....! huh.gif

As a final point, I'm sure Redtronic could produce a lighthead brighter than the one you're on about if they let people purchase at £750 per head - but NOONE would EVERRRRR buy it I'm sure!

But my question I put to you previously which you seem to have avoided is your lumen test - what colour is that lumen test on? Obviously Amber is very different to White outputs.... ninja.gif
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worx
Posted: Sep 24 2009, 10:37 PM


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It is a shame that LEDs are not bench tested (inc photometrics) against a well known product for comparison. I think it would be fair to say that most people have whitnessed a Whelan TIR3 ..... a suitable candidate for comparison tests?

It will not be long before the fleet managers for all the emergency services will be following the Police fleet managers who are asking for specific test results before making any purchasing decisions. This is going to cost the importers and manufacturers £1000's ... but if they want to stay in the game and supply the services who need to know they are buying quality ... then so be it.

The same goes for magmount products (another topic??) I have heard claims of magmount products "rated to **** " (silly speeds) ... all because they have had one on a car and managed to get ***mph .... that is NOT testing and even a disclaimer will not stand up in court if the light was to come off and hit another vehicle.
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flashharry9631
Posted: Sep 25 2009, 07:11 AM


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Reminds me of that story on another board !

Mag mount topic

As it says in that topic, most respected manufacturers can and will test there beacons to a certain speed rating and have certification to prove this...


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automiracles
Posted: Sep 25 2009, 01:31 PM


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Err..worx as you said I think this topic should be split again (why stop at only 2 splits! biggrin.gif ) - this is 'LED lightheads', NOT 'speed rating on beacons = link to other forum', bit messy....

I'm still awaiting answer from mobile centre re amber or white... sad.gif
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worx
Posted: Oct 15 2009, 08:24 PM


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All this talk of speed ratings, certification, testing etc seems to have scared everyone off unsure.gif laugh.gif
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flashharry9631
Posted: Oct 16 2009, 08:17 AM


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I wondered where they had gone biggrin.gif biggrin.gif


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mobilecentre
Posted: Nov 2 2009, 06:09 PM


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I am not interested in selling the product into the market as a grill light - you asked the questions so I answered them. The point about an informed buying decision is comparing like for like products. IE Redtronic versus other manufactures with similar sized and priced products. The product I quoted would not fall into this category and too expensive for this application.

I am sure the product is bright but without test results there is nothing to compare it to so its all marketing hype. Which means it is probably bright or probably dim neither has substantiated proof.

I am glad that Redtronic could probably produce one brighter, I could probably produce a light bar that is brighter cheaper and stays stuck to roofs at higher speeds than others in my garden shed with some second hand solar lights. Probably is not actually, factually or even reality.

Everyone is entitled to an opinion right or wrong, mine is I would rather compare factual results obtained in a controlled environment combined with a real world test.

I am glad a British company is manufacturing product here as it is what this country needs.

Automiracles is correct lumens output is different between White and Amber. Amber is greater and the figures quoted are for white...... biggrin.gif
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flashharry9631
Posted: Nov 3 2009, 08:01 AM


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QUOTE (mobilecentre @ Nov 2 2009, 06:09 PM)
I am glad a British company is manufacturing product here as it is what this country needs.

Lightbar wise - just a shame they have to copy a well known product sad.gif instead of coming up with their own idea.... (but no doubt automiracles will tell me we have to create another topic for this discussion biggrin.gif )

QUOTE
I would rather compare factual results obtained in a controlled environment combined with a real world test.


I think we all would like to see 'factual results'..... but I doubt it will be the case on a internet forum huh.gif


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mobilecentre
Posted: Nov 3 2009, 08:33 AM


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If you want an Iso Candela plot for one of our lights flash harry then let me know as WE can supply that data - not probably but CAN! ninja.gif
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C.B.L. International
Posted: Nov 4 2009, 05:25 PM


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I would like to see some side by side comparison with another well known lighting manufacturer product.


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response500
Posted: Nov 5 2009, 04:57 PM


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Here you go then guys. Three videos comparing the Redtronic SC18 light head with a known lighting product.

The idea here was that everybody knows how bright a standard 55 watt halogen beacon is, so I’ve compared the light head to that. The beacon used is in my opinion one of the best ever made because of the way the reflector is constructed, maintaining the lamp at the correct focal length in the reflector at all times.

Now I know this isn’t the ultimate test, but at least it gives an idea of how bright the LEDs are compared with a known entity. Also note the video is not taken in a darkened room at a distance of two feet away. Apologies for the quality of the video, I’m not that experienced with video camera settings. I don't know why but the camera only seems to capture every 2nd rotation of the beacon.

I guess the ultimate test would be to compare with a Whelen light head of similar size, but that will be for someone else with far deeper pockets than me to do.

http://www.youtube.com/watch?v=4ot08dYhTmM


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