Advertisement
mini projects – Circuit Schematic
mini projects
This circuit controls the switching of the street light or porch light and it will be automated. This circuit of automatic lamp controller using 7806 regulator ...
simple and cheap dark detecting led – Circuit Schematic
simple and cheap dark detecting led
How do you make an LED turn on when it gets dark. You might call it the "nightlight problem, " but the same sort of question comes up in a lot of familiar situa...
cf led lamp – Circuit Schematic
cf led lamp
Make LED lighting that is powered directly from the AC mains (120-Volt AC), due to the lack of having any inexpensive AND safe enclosures for the circuitry. Whi...
power light switch wiring diagram – Circuit Schematic
power light switch wiring diagram
...
dimmer control voltage polarity changer – Circuit Schematic
dimmer control voltage polarity changer
...
flashy christmas lights circuit – Circuit Schematic
flashy christmas lights circuit
...
light up pumpkin – Circuit Schematic
light up pumpkin
The concept is that a pair of yellow LEDs are placed in an otherwise inconspicuous pumpkin, and a photo sensor allows the circuit to turn on the lights at night...
12v led circuit diagram – Circuit Schematic
12v led circuit diagram
...
12 volt led circuit diagram – Circuit Schematic
12 volt led circuit diagram
...
lamp dimmer circuit – Circuit Schematic
lamp dimmer circuit
This is the circuit diagram of the simplest lamp dimmer or fan regulator. The circuit is based on the principle of power control using a Triac. The circuit work...
led protection – Circuit Schematic
led protection
All optical transmitters will contain circuitry to limit the current to a value that will be safe enough to protect the LED during short-term accidents. Red, Re...
LED pulse width modulator – Circuit Schematic
LED pulse width modulator
Fairly early on in my work with high-power LEDs such the Luxeon 1 and 3 watt devices I considered that PWM (Pulse Width Modulation) techniques would be an inter...
LED linear modulator – Circuit Schematic
LED linear modulator
After constructing the Pulse Width Modulator for High Power LEDs I needed to build another LED modulator for another optical transceiver. For this project I dec...
LED high power modulator – Circuit Schematic
LED high power modulator
...
railroad crossing ledprojects – Circuit Schematic
railroad crossing ledprojects
In this section,one of the most useful Integrated Circuits or IC, more commonly known as the 555 Timer chip will be discussed. It should be noted that IC`s.....
strobe light controller – Circuit Schematic
strobe light controller
After having its engine and other mechanical parts restored to its optimum condition, the next thing I had in mind is to add aesthetic lighting. I went to a loc...
bikelab report 2 the sun lab and led taillights – Circuit Schematic
bikelab report 2 the sun lab and led taillights
This second issue of the Bikelab Notes, published during my time building BEHEMOTH at Sun Microsystems, focuses on the high-brightness LED taillight assemblies....
10 channel led sequencer – Circuit Schematic
10 channel led sequencer
...
power led flasher – Circuit Schematic
power led flasher
The low cost and extremely compact circuit given here is that of a highly power saving flashing LED indicator. Whereas most LEDs fail to work below 2 volt, thei...
solid state tube light choke – Circuit Schematic
solid state tube light choke
The advantages of tube light over filament bulbs are well known. But these tube lights have problems too. They refuse to work at lower voltages, they are costly...