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Light/Laser

Top Articles

  1. Automatic Street Lighting System magvitron
    The driving theme behind the Automatic Street Lighting System is an energy-saving streetlight schem
  2. Mains-powered LED night-light alec_t
    I'm probably re-inventing the wheel, but here are a few variations of a mains-powered night-light f
  3. 120v 4-LED Night Light ben7
    This circuit uses can be used as a night light. It uses a 120v Mains to power the circuit. Works li
  4. Light Activated Switch 3lectrix
    The circuit is based on National Semiconductors comparator LM311 (IC1) and an LDR. The non invertin
  5. Dark Detector 3lectrix
    The dark detector circuit shown here can be used to produce an audible alarm when the light inside
  6. 10 Channel Light Bulb Sequencer kinjalgp
    Here is a simple 10 channel light bulb sequencer circuit which you can build up to decorate your ho
  7. Basic IR Communications languer
    Creating an infrared (IR) communications link can be very useful. Some examples of projects which
  1. magvitron

    Automatic Street Lighting System

    The driving theme behind the Automatic Street Lighting System is an energy-saving streetlight schem
    5/5, 1 vote
    Updated:
    Jan 24, 2013
  2. alec_t

    Mains-powered LED night-light

    I'm probably re-inventing the wheel, but here are a few variations of a mains-powered night-light f
    0/5, 0 votes
    Updated:
    Nov 9, 2012
  3. ben7

    120v 4-LED Night Light

    This circuit uses can be used as a night light. It uses a 120v Mains to power the circuit. Works li
    1/5, 1 vote
    Updated:
    Nov 13, 2011
  4. 3lectrix

    Light Activated Switch

    The circuit is based on National Semiconductors comparator LM311 (IC1) and an LDR. The non invertin
    3/5, 3 votes
    Updated:
    Sep 4, 2011
  5. 3lectrix

    Dark Detector

    The dark detector circuit shown here can be used to produce an audible alarm when the light inside
    0/5, 0 votes
    Updated:
    Jun 16, 2011
  6. kinjalgp

    10 Channel Light Bulb Sequencer

    Here is a simple 10 channel light bulb sequencer circuit which you can build up to decorate your ho
    0/5, 0 votes
    Updated:
    May 15, 2011
  7. languer

    Basic IR Communications

    Creating an infrared (IR) communications link can be very useful. Some examples of projects which
    3.5/5, 2 votes
    Updated:
    Feb 7, 2011
  8. ElectroMaster

    Strobe Light

    Strobe lights are widely used by disco lovers to create wonderful visual effects in disco halls and
    0/5, 0 votes
    Updated:
    Jul 6, 2010
  9. oliverb

    Digital Master Clock with 7 Seg LED Displays & Hourly Ch

    This cct uses 4026B ICs to drive 1.5" 7 Segment LED Displays. Even at 5volts these are quite bright
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  10. RODALCO

    240 Volts 100 Hertz 29 LED lamp

    This is the improved version of the LED lamp posted about 1 year ago which ran on half wave rectifi
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  11. Gayan Soyza

    Flashing a LED with Mouse

    Don’t throw your old mouse do a fun project with it. This is the simplest project I have ever mad
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  12. ElectroMaster

    Triac light bulb flasher

    This 800 W light bulb flasher operates directly off the line and needs no transformer. Power for th
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  13. Rolf

    Digital slave flash trigger

    This unique circuit has been tried with all three of my cameras and two others and works perfectly.
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  14. Tom McCurdy

    7-Segment LED Counter (binary and base 10)

    Here is something that I was able to build, it basically takes the pulse from a 555 timer and goes
    0/5, 0 votes
    Updated:
    Jul 5, 2010
  15. zachtheterrible

    Laser or IR beam alarm system

    This is a cool little circuit that i made for a school project. It can be used as one of those thin
    0/5, 0 votes
    Updated:
    Jul 5, 2010