LED power
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Zobrazení: 11317
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Electrostatic discharge (ESD)
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Zobrazení: 11268
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wave sodering
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Zobrazení: 13080
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reflow soldering
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Zobrazení: 11306
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Soldering Iron
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Zobrazení: 11180
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LED DISPLAYS
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Zobrazení: 6139
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WHY SHOULD I BUY A LED DISPLAY?
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Zobrazení: 6755
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ADVANTAGES OF LED SIGNS
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Zobrazení: 5779
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THE REAL VALUE OF A LED SIGN
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Zobrazení: 6062
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10 GOOD REASONS TO CONSIDER BUYING A LED SIGN
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Zobrazení: 16349
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HOW TO ESTIMATE THE ECONOMIC VALUE OF A LED SIGN
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Zobrazení: 4225
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Do I really need a bright sign?
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Zobrazení: 4255
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Which is the best luminous sign for my activity?
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Zobrazení: 4106
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LED displays have an affordable price?
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Zobrazení: 3895
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16 bit Technology
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Zobrazení: 13232
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Brillance
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Zobrazení: 4107
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Candela
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Zobrazení: 4458
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Cathod Tube
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Zobrazení: 4439
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CDM
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Zobrazení: 4418
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Color's Levels
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Zobrazení: 4275
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Color's Temperature
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Zobrazení: 4043
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Contrast Level
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Zobrazení: 4077
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Control PC
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Zobrazení: 4014
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Definition
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Zobrazení: 4428
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DVI
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Zobrazení: 4418
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Gamma
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Zobrazení: 4315
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Gamma Correction
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Zobrazení: 4330
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IP Protection
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Zobrazení: 4191
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LED
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Zobrazení: 0
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Lumen
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Zobrazení: 4245
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Luminance
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Zobrazení: 4112
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mCd
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Zobrazení: 4261
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NIT
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Zobrazení: 4473
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Pitch
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Zobrazení: 4385
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Pixel
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Zobrazení: 4258
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Plasma Display
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Zobrazení: 4052
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Plug & Play
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Zobrazení: 4661
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Readeability
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Zobrazení: 4073
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Refresh Rate
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Zobrazení: 3867
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Remote PC
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Zobrazení: 4220
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Rental Display
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Zobrazení: 4235
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Resolution
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Zobrazení: 4158
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RGB
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Zobrazení: 4236
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SMD
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Zobrazení: 4393
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SMD Top LED
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Zobrazení: 4007
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Stand-alone Display
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Zobrazení: 4155
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Start-up
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Zobrazení: 3907
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Top SMD
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Zobrazení: 4264
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Stand-alone Display
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Zobrazení: 0
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Start-up
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Zobrazení: 312
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Viewing Angle
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Zobrazení: 4127
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Virtual Pixel
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Zobrazení: 4070
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Visibility
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Zobrazení: 4316
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How Hard Can I Drive LEDs?
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Zobrazení: 4054
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What Is the Best Way to Pulse Modulate LEDs?
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Zobrazení: 4144
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How Should I Drive a Large Array of LEDs?
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Zobrazení: 4301
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to Improve the Emitted Beam
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Zobrazení: 4014
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How Can I Make Beam Optimization Experiments Easier?
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Zobrazení: 4152
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What Do I Need to Know to use Packaged LEDs for Communications and Sensing?
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Zobrazení: 4079
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Are LEDs more efficient than other light sources such as incandescent and fluorescent types?
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Zobrazení: 3956
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How Can I Measure LED Power Output?
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Zobrazení: 4251
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What are Millicandelas?
|
Zobrazení: 4186
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More About Photometric Units
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Zobrazení: 4165
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How Do Electronic Cameras Use IR to Measure the Distance to the Subject?
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Zobrazení: 4170
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How Does Ratiometric Range Measuring Work?
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Zobrazení: 4197
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Where Can I Find Really Powerful Green LEDs?
|
Zobrazení: 4171
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How Do LEDs Fail?
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Zobrazení: 4091
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Who Makes the Highest Performance LEDs?
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Zobrazení: 4137
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How Can I Create a Good Non-Reflective Black Surface?
|
Zobrazení: 4260
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How Can I Sense a Nearby Dark Object and Ignore More Highly Reflective Objects Further Away?
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Zobrazení: 3797
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Should I Use Phototransistors or Photodiodes for Sensing?
|
Zobrazení: 4108
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How Do Those Toilet Flushing Sensors Work?
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Zobrazení: 4053
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How Do Those White LEDs Work?
|
Zobrazení: 3980
|
Can I Increase LED Brightness by Using Pulsed Operation?
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Zobrazení: 4140
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How can I compare the output of IR LEDs
|
Zobrazení: 4085
|
what is an LED?
|
Zobrazení: 4045
|
what color of light can LED emit?
|
Zobrazení: 3922
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Can LEDs be used to replace conventional incandescent and florescent light bulbs?
|
Zobrazení: 4089
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what are the advantages of LEDs compared with conventional incandescent lights?
|
Zobrazení: 3978
|
could you give more detailed explanations about these LED advantages?
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Zobrazení: 3751
|
what LED products are currently available for general customers?
|
Zobrazení: 4158
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why are LEDs of some colors are more expensive than LEDs of other colors?
|
Zobrazení: 3894
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How do LED flashlights work with just one battery?
|
Zobrazení: 4024
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How do LED keychain flashlights get away with no dropping resistor?
|
Zobrazení: 3856
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How do I power LEDs from household line voltage?
|
Zobrazení: 3987
|
Converting millicandelas to lumens!
|
Zobrazení: 4327
|
What does an LED traffic light look like?
|
Zobrazení: 4117
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How does an LED work?
|
Zobrazení: 3984
|
What is a diode?
|
Zobrazení: 4122
|
What is a p/n junction?
|
Zobrazení: 3988
|
What does solid state mean?
|
Zobrazení: 4221
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What are the common elements that make up an LED?
|
Zobrazení: 4160
|
How are LEDs made?
|
Zobrazení: 4113
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How efficient is an LED compared to a CFL or an incandescent bulb?
|
Zobrazení: 4161
|
What are the wattages of a normal incandescent light compared to an LED?
|
Zobrazení: 4059
|
How long do LED bulbs last?
|
Zobrazení: 4110
|
How long do standard incandescent bulbs in street lights last?
|
Zobrazení: 3942
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How many incandescent bulbs (and light bulb changes) do you need to last as long as a single LED?
|
Zobrazení: 3970
|
How do you replace a normal incandescent street light with LEDs?
|
Zobrazení: 4141
|
What colors are LEDs available in commercially?
|
Zobrazení: 3909
|
Are any large cities using LED traffic lights?
|
Zobrazení: 3441
|
What are the major variables in determining savings?
|
Zobrazení: 3577
|
How much money is saved over the lifetime for switching out a red light with an LED?
|
Zobrazení: 3629
|
How much money is saved over the lifetime for switching out a yellow light with an LED?
|
Zobrazení: 3437
|
What is the payback time and return on investment for yellow LEDs?
|
Zobrazení: 3675
|
How much money is saved over the lifetime for switching out a green light with an LED?
|
Zobrazení: 3560
|
how much carbon dioxide emissions are prevented by switching to LEDs?
|
Zobrazení: 3507
|
How much pollution is prevented switching an average intersection to LEDs?
|
Zobrazení: 3351
|
Is there any reason not to switch to LEDs?
|
Zobrazení: 3398
|
& led
|
Zobrazení: 17470
|
1 led
|
Zobrazení: 13061
|
100 led
|
Zobrazení: 12726
|
12v led
|
Zobrazení: 12706
|
1w leds
|
Zobrazení: 12416
|
3 led
|
Zobrazení: 18683
|
3d led
|
Zobrazení: 12697
|
3mm
|
Zobrazení: 13336
|
4 led
|
Zobrazení: 3775
|
5mm
|
Zobrazení: 3673
|
5mm led
|
Zobrazení: 3724
|
6 led
|
Zobrazení: 4077
|
a led
|
Zobrazení: 4260
|
about led
|
Zobrazení: 4224
|
an led
|
Zobrazení: 4121
|
and led
|
Zobrazení: 4048
|
auto led
|
Zobrazení: 4139
|