• Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Light/Laser

Categories

  1. Electronic Circuits 18
    1. Alarms 1
    2. Audio 0
    3. Automotive 3
    4. Computers 0
    5. High Voltage 0
    6. Light/Laser 1
    7. Microcontrollers 0
    8. Power Supply 4
    9. Remote Control 0
    10. Robotic 0
    11. Test Equipment 0
    12. Timers 0
    13. Other 6
  2. Electronic Theory 1
    1. Guides 0
    2. Laws 0
    3. Other 1
  3. Software & Downloads 0
    1. Hello World! Examples 0
  4. Code Repository 0

Top resources

Resource icon crutschow
Low Voltage, Low Power LED Constant-Current Driver Operates to Within 200mV of the LED voltage.
LV, LP, CC driver allows two alkaline or NiMH cells to steadily power a Red LED until discharged.
0.00 star(s) 0 ratings
Updated
Resource icon magvitron
Automatic Street Lighting System 2013-01-24
The driving theme behind the Automatic Street Lighting System is an energy-saving streetlight schem
5.00 star(s) 1 ratings
Updated
Resource icon alec_t
Mains-powered LED night-light 2012-11-09
I'm probably re-inventing the wheel, but here are a few variations of a mains-powered night-light f
0.00 star(s) 0 ratings
Updated
Resource icon B
120v 4-LED Night Light 2011-11-13
This circuit uses can be used as a night light. It uses a 120v Mains to power the circuit. Works li
1.00 star(s) 1 ratings
Updated
Resource icon 3lectrix
Light Activated Switch 2011-09-04
The circuit is based on National Semiconductors comparator LM311 (IC1) and an LDR. The non invertin
3.00 star(s) 3 ratings
Updated
Resource icon 3lectrix
Dark Detector 2011-06-16
The dark detector circuit shown here can be used to produce an audible alarm when the light inside
0.00 star(s) 0 ratings
Updated
Resource icon kinjalgp
10 Channel Light Bulb Sequencer 2011-05-15
Here is a simple 10 channel light bulb sequencer circuit which you can build up to decorate your ho
0.00 star(s) 0 ratings
Updated
Resource icon languer
Basic IR Communications 2011-02-07
Creating an infrared (IR) communications link can be very useful. Some examples of projects which
3.50 star(s) 2 ratings
Updated
Resource icon ElectroMaster
Strobe Light 2010-07-06
Strobe lights are widely used by disco lovers to create wonderful visual effects in disco halls and
0.00 star(s) 0 ratings
Updated
Resource icon oliverb
Digital Master Clock with 7 Seg LED Displays & Hourly Ch 2010-07-05
This cct uses 4026B ICs to drive 1.5" 7 Segment LED Displays. Even at 5volts these are quite bright
0.00 star(s) 0 ratings
Updated
Resource icon RODALCO
240 Volts 100 Hertz 29 LED lamp 2010-07-05
This is the improved version of the LED lamp posted about 1 year ago which ran on half wave rectifi
0.00 star(s) 0 ratings
Updated
Resource icon Gayan Soyza
Flashing a LED with Mouse 2010-07-05
Don’t throw your old mouse do a fun project with it. This is the simplest project I have ever mad
0.00 star(s) 0 ratings
Updated
Resource icon ElectroMaster
Triac light bulb flasher 2010-07-05
This 800 W light bulb flasher operates directly off the line and needs no transformer. Power for th
0.00 star(s) 0 ratings
Updated
Resource icon R
Digital slave flash trigger 2010-07-05
This unique circuit has been tried with all three of my cameras and two others and works perfectly.
0.00 star(s) 0 ratings
Updated
Resource icon Tom McCurdy
7-Segment LED Counter (binary and base 10) 2010-07-05
Here is something that I was able to build, it basically takes the pulse from a 555 timer and goes
0.00 star(s) 0 ratings
Updated
Resource icon zachtheterrible
Laser or IR beam alarm system 2010-07-05
This is a cool little circuit that i made for a school project. It can be used as one of those thin
0.00 star(s) 0 ratings
Updated

Latest threads

EE World Online Articles

Loading

 
Top