Section: Elektor articles (English) |
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Elektor article | PCB | Software | |
0.9V Boost LED Driver PR4403 for Solar Lamps | UK2008020101.pdf | ||
1,000 Lumens from a single LED | U0712010.pdf | ||
1.5-V White LED | e01ch31.pdf | ||
30-mA LED Dimmer | e04b077.pdf | ||
60-dB LED VU Meter | e027034.pdf | 000083-PCB.pdf | |
6-channel touch controller with integral LED driver | UK2008110101.pdf | ||
A Star for Christmas | e02c110.pdf | 020040-PCB.pdf | |
Alternative and original uses for the LED driver board (September 2007 issue) | UK2008010081.pdf | ||
Alternative and original uses for the LED driver board (September 2007 issue) (2) | UK2008020081.pdf | ||
An Electronic Bell | e00b016.pdf | 000116-PCB.pdf | |
Artful LED dimmer | UK_iTRIXX_07_19.pdf | ||
Battery Voltage LED | e027031.pdf | ||
Bi-colour LEDs operated by LDR | U070269.pdf | ||
Bridge-Rectifier LED Indicator | e057104.pdf | ||
Burglar Alarm | e041046.pdf | 020422-11.zip | |
Car-Stereo LED Power (VU) Meter | e037041.pdf | 014006-PCB.pdf | |
Chaotic LED Fireflies | U0707126.pdf | ||
Cheap Dot-mode Bargraph Display | e057077.pdf | ||
Christmas Tree Lighting with LEDs | U060175.pdf | ||
Colour Tamer - RGB LED adjustment | U0707126.pdf | ||
Compact 5.7-inch VGA TFT display with LED backlight | UK2008040101.pdf | ||
conductance tester with buzzer or LED indication | e986054.pdf | ||
DCF-controlled LED clock | e985026.pdf | ||
Dimmable LED Light | UK2008070211.pdf | ||
DIY LED Projector | UK2008030581.pdf | ||
Driver for 20 LEDs | 060156-UK.pdf | ||
E-blocks LED Chaser - Flowcode from the ground up | U070272.pdf | 075008-11.zip | |
E-blocks Light Chaser Squared | u070440.pdf | 075032-PCB.pdf | 075032-11.zip |
Economical White LED | e027053.pdf | ||
Efficient Current Source for High-power LEDs | e057106.pdf | ||
Electronic Valentine Heart - LEDs are red my dear... | e042056.pdf | 030089-PCB.pdf | 030089-12.zip |
Electronics Torricelli Barometer | 060110-UK.pdf | ||
Fairy Lights | e017017.pdf | ||
Flashing Alarm LED | e02ch28.pdf | ||
Flashing LED Sweetheart | e002033.pdf | ||
Four Steps to LEDs on the Mains | U060172.pdf | ||
g-Force on LEDs | U070446.pdf | 060297-PCB.pdf | |
g-Force on LEDs - Two-axis 2g accelerometer with SpYder and a Freescale micro | U070446.pdf | 060297-11.zip | |
High-intensity LED Warning Flasher | UK2008070541.pdf | ||
High-Power - High-output LEDs come to town | U070212.pdf | ||
high-resolution AC/DC voltmeter with LED display | e99ch05.pdf | ||
HV9901 - a novel LED driver | e041036.pdf | ||
Just three LEDs... | e051076.pdf | 030372-PCB.pdf | |
LED Arrays | e034046.pdf | ||
LED bar off indicator | e987031.pdf | ||
LED barometer | e98ch41.pdf | ||
LED Bedside Lamp | e052074.pdf | 030122-PCB.pdf | |
LED bicycle lamp | UK_i-TRIXX_08.pdf | ||
LED Blinker | UK_i-TRIXX_08.pdf | ||
LED BrakeBrake/Rear Light - Specifically for motorcycles | U0712096.pdf | ||
LED Christmas Decoration | e03c104.pdf | 030157-PCB.pdf | |
LED Christmas Tree - plus additional seasonal circuits... | e04c072.pdf | 010019-PCB.pdf | |
LED constant current demo board | UK2008110101.pdf | ||
LED Flasher | e01ch15.pdf | 014084-PCB.pdf | |
LED Flasher | e03ch35.pdf | ||
LED Flasher for 230 V | e057070.pdf | ||
LED Flashlight | e027021.pdf | ||
LED Light Pen | e047024.pdf | ||
LED lighting for consumer unit cupboard | e98ch44.pdf | ||
LED Module Strips for signage and channel-letter applications | UK2008120101.pdf | ||
LED Night light | UK_i-TRIXX_08.pdf | ||
LED Photosensor | e01ch23.pdf | ||
LED Phototherapy Unit | 060143-UK.pdf | ||
LED Ringflash | UK2008020501.pdf | 070612-PCB.pdf | |
LED Roulette - using LEDs instead of a ball | e041052.pdf | 030168-PCB.pdf | 030168-11.zip |
LED Spinning Top | UK2008071161.pdf | ||
LED Switching Regulator | UK2008071202.pdf | ||
LED Tester | UK2008070281.pdf | ||
LED Tester - Check and compare intensity | UK2008060741.pdf | ||
LED Thermometer | 030190-1-UK.pdf | 030190-PCB.pdf | 030190-11.zip |
LED Thermometer | e014028.pdf | 000125-PCB.pdf | 000125-11.zip |
LED Top with Special Effects | UK2008120161.pdf | 080678-PCB.pdf | |
LED Torch | e02b058.pdf | 012019-PCB.pdf | 012019-11.zip |
LED Torch - semiconductor white light | e026050.pdf | 010130-PCB.pdf | |
LED Voltage Tester | e027055.pdf | ||
LED-LDR Blinker | e017069.pdf | ||
LEDs detect light | e05c078.pdf | ||
LED's Dive! Underwater torch using Luxeon LEDs | U0712092.pdf | 070011-PCB.pdf | |
LEDs for railway applications | UK2008020101.pdf | ||
LEDs show the way | UK_iTRIXX_07_10.pdf | ||
Light Sensing with an LED | U0707038.pdf | ||
Light Sensor Technology measuring daylight using LEDs | e047S82.pdf | 030435-12.zip | |
Low-Drop Constant Current Source | e04ch26.pdf | 040008-PCB.pdf | |
Low-Power LED Flash - powered by lemon juice | e044060.pdf | 030345-PCB.pdf | |
Luxeon LEDs | e057038.pdf | ||
Luxury LED Bicycle Light | UK2008090441.pdf | ||
Mains Adapters - The case of the treacherous LED... | UK2008060631.pdf | ||
Microscope 2.5-D Lighting | e037034.pdf | ||
More Light! | e039038.pdf | ||
Multi-Colour Flashing LED | 064014-UK.pdf | ||
Multicolour HD LED | 030117-UK.pdf | 030117-PCB.pdf | |
Multi-colour LED | e987050.pdf | ||
Power LED driver module | UK2008120901.pdf | ||
Power LED please - mailbox | UK2008120081.pdf | ||
Power to the LEDs - Driver circuits for high-power LEDs | U070544.pdf | ||
Power to the LEDs - Luxeon Rebel - cool on a ceramic die | UK2008020661.pdf | ||
PR4401 LED driver | U061172.pdf | ||
PR4401 LED Driver - Shine on, old batteries! Light a white LED from only 0.9 V! | U070932.pdf | ||
Programmable LED matrix with 125 LEDs | UK2009010281.pdf | 080355-PCB.pdf | |
Random Flashing LED | e017011.pdf | ||
Random Flashing LED | e02ch40.pdf | ||
RGB LED Mood Lighting | UK2008020421.pdf | 070892-PCB.pdf | |
Right-angle LED's | e05c076.pdf | ||
Running Text Display | e03b016.pdf | 020407-PCB.pdf | 020407-11.zip |
Running text display | e002X06.pdf | ||
Running Text Display with Seven LEDs | e013056.pdf | ||
Simple LED Bike Light | UK2008070891.pdf | ||
Step-Up Booster Powers Eight White LEDs | e03ch18.pdf | ||
Step-up converter for 20 LEDs | e057099.pdf | ||
Step-up Converter for White LEDs | e052070.pdf | ||
Text at the Speed of Light - rotating message display with LEDs and an AVR micro | U0701054.pdf | 060014-PCB.pdf | 060014-11.zip |
The LEDBUS System | UK2008020601.pdf | 070459-PCB.pdf | |
Thrifty LED Protector | 060128-UK.pdf | ||
Two-Cell LED Torch | e057029.pdf | ||
Two-Colour Running Light | e033018.pdf | 010134-PCB.pdf | 010134-11.zip |
Two-Eyed LED Lamp | e035056.pdf | ||
Two-LED Voltage Indicator | e047056.pdf | ||
Ultra-slim, low-power LED strip light reduces energy and maintenance costs | UK2008120101.pdf | ||
Unusual LED Blinker | e04ch11.pdf | 040056-PCB.pdf | |
UV LED Light Box | U060564.pdf | 060029-PCB.pdf | |
Versatile LED Display | e003X12.pdf | 002009-11.zip | |
Weatherproof LED data display | U070315.pdf | ||
White LED Lamp | e007014.pdf | 004024-PCB.pdf | |
White LED Lamp | e047022.pdf |