Showing posts with label led lights. Show all posts
Showing posts with label led lights. Show all posts

Tuesday, October 20, 2015

Led Tail/Brake Light Evolve



Filament bulb tail brake light bulb often failed due to the vibration at the back of any motorcycle, and it is un noticeable by the rider up until they are warned that they do not have a brake light to alert motorist at the back that you are stopping. I was once caught with a busted rear end light, thus this keeps me think of "Why not replace it with LED bulbs instead of filament bulb". In this way, i can conserve battery power, more reactive light at the rear when stopping, Yes led reacts faster than filament bulbs.




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LED Signal Light Bar End (how to make)

Having a handle bar end lights is pretty cool as well as added visibility during night time riding, There are lots of aftermarket part like this and sold almost everywhere at a very reasonable price. There is only one drawback on them, all are battery operated and somehow cannot be modified to work as an additional signal lights. So why not make a customized unit that can be directly tap on your motorcycle voltage supply as well as to your signal lights path to make them flash and just lit steady when signal is deactivated.

Many article posted here actually have photos and videos showing my bar end at work, and many of you are thinking how to make one, well sorry for the late responses. This article and post will show at least an idea on how to produce your own glowing bar end lights.


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Project LED HEADLIGHT

This is a test if high power led can be used as led  headlight, and to replace my sinski beta 150cc bulb headlight with this. It is a 7 strings of 3 watts high power led that will driven at 28v 700mah. Although the unit is not in near completion because of thermal reliability. I have not incorporate it on my scooter just yet.


This is the beam..(shot taken away from the beam of the led to protect the ccd of my camera). It is not quite powerful because as i had said, there is a thermal runwaway on my CC driver. I had used the NCP3063 by on semiconductor and I based the design on their datasheet. with an efficiency of 79% which is too low for my desired application and those power losses gone to waste by heat build up.




This is the video of the beam shot which was taken at a very dark place without any other light aside from the led.


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Illuminated CIVIC side sill

Led lights are common nowadays as aesthetics solution for motorcycle and cars. They are everywhere from cheap to a so expensive type, but i came across with this. CIVIC side sill light.

 Illuminated CIVIC logo embedded on the side sill part of the vehicle, looks cool. Definitely! but doing this light mod is a pain in the $%^*.

Still i want to share it to all of you how it was done. If anyone has access on a CNC engraver, much easier.

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Led ANGEL EYES (custom built)

Angel Eyes comes in a variety from flourescent or CCFL type down to LED type. There are numerous homemade version also, and as a DIY'er. I will post one here , from using an ACRYLIC rod bent to a circle form and put a high flux led at both ends to for a circle of light like in the photo as shown, step by step procedure will be documented for all diy'ers.

ACRYLIC rod is very difficult to find at local store, only sheets are. But do you know that those so called VENETIAN BLINDS that some houses use to their windows to block the sun have this kind of rod. :-)

There it is, the clear rod hanging from the blinds. It is actually the rod that they rotate to open and close the blinds.

For the materials and tools that we will be needing to perform this DIY are
1. The rod of course
2. heating element, (HEAT GUN, hot air gun or station) note: do not use any flames on the rod or it will produce bubbles inside that will ruin the rod when lighted
3. Led 2 pcs color of your desire
4 shrinkable tube--more on this later
5. soldering iron and lead
6. pieces of long wire for the leds
7.  2 pcs 1 kohm resistor--to limit the current on the leds when 12 volts is used
8.  mini drill to put holes and rings around the rod
9. cutting disc, drill bits, or any means that can put holes at each edge of the formed rod--later on this one

 Firstly, form the venetian blind acrylic rod to a circle form by using the heat gun, and any means of former like bottle or coffee ceramic cup (what i used), taking precautionary measure not too heat up too close to what i did and get bubbles on the rod that may affect the light output later, shown on the photo is my error.



Another shot of the bubbles, (need to sand it later)











Secondly, after your circle form, the product must look like this, ( the bubble failure still visible at the top right portion of the ring.










Its time to make way for the LED to be fitted at both ends of the ring, just drill down to a led size as shown, to secure the led at the edge, to make it nice and clean do not use electrical tape, use SHRINKABLE tube, this rubber tube shrink when heated, available at local electronic parts supply stores nationwide or you can get it online.






 I am not actually pleased with the result with a simple effect on the clear tube since a transparent tube will just waste some of the light being emitted by led by passing through on them, so i decided to put some effect on the rod by cutting small lines along the rod as shown.
 closer view of the cut.
 when done cutting along the line will look like as shown.

 now finishing the other led at the edge with limiting current resistor in place must look like this.
and LIGHTS on..

not as flashy like the CCFL type angel eyes but worth a try.
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