Projects Q/A

1,163 topics in this forum

1. RPi Speaker

   By Zoltan Doczi, October 11, 2016   

   • raspberry pi
   • rpi
   • 1 reply
   • 2.1k views
   • 
   • audioguru
   • October 12, 2016

2. 12v 3a Transformerless Power Supply

   By uchihahayato, April 2, 2011
   • 5 replies
   • 27.9k views
   • 
   • audioguru
   • July 26, 2016

3. Hot Wire Anemometer

   By N H Moon, July 17, 2016   

   • design & construction
   • 2 replies
   • 2.9k views
   • 
   • Externet
   • July 19, 2016

4. Sound to Light Effect

   By audioguru, June 9, 2016
   • 0 replies
   • 1.8k views
   • 
   • audioguru
   • June 9, 2016

5. Everything-That-Moves-Alarm

   By doug08, March 19, 2016   

   • alaram
   • sensor
   • (and 2 more)

     Tagged with:

     • alaram
     • sensor
     • circuit
     • induction
   • 2 replies
   • 2.8k views
   • 
   • doug08
   • March 19, 2016

6. Dc-dc converter input/output range for 50W pv system used in mppt solar charge controller

   By muhammad uzair, February 24, 2016
   • 0 replies
   • 1.7k views
   • 
   • muhammad uzair
   • February 24, 2016

7. Microcontroller for my Project

   By annesh_07, November 23, 2015
   • 5 replies
   • 3.2k views
   • 
   • Dorian
   • February 12, 2016

8. Challenger

   By RichMan, February 7, 2016   

   • parlor
   • 0 replies
   • 1.5k views
   • 
   • RichMan
   • February 7, 2016

9. DC-DC converter

   By Apoorv, December 25, 2015
   • 1 reply
   • 2k views
   • 
   • admin
   • January 29, 2016

10. Connecting a 5w, 12vdc amp to a 12vdc telephone intercom system

    By Cory D, December 25, 2015
    • 5 replies
    • 6.3k views
    • 
    • audioguru
    • January 17, 2016

11. Bench Power Supply

    By pebe, December 22, 2015
    • 0 replies
    • 2k views
    • 
    • pebe
    • December 22, 2015

12. Cheap OLED Displays and Arduino

    By Elcpoppy, December 9, 2015   

    • arduino
    • 0 replies
    • 1.7k views
    • 
    • Elcpoppy
    • December 9, 2015

13. Sliding Socket Outlets

    By JosGonzalez, November 23, 2015   

    • #socket #outlet
    • 1 reply
    • 2.1k views
    • 
    • Externet
    • November 23, 2015

14. Full Wave Bridge Rectifier

    By Bronco Jolly, November 13, 2015
    • 1 reply
    • 1.9k views
    • 
    • admin
    • November 13, 2015

15. Transformerless power supply

    By Chordry, November 11, 2015
    • 1 reply
    • 2k views
    • 
    • audioguru
    • November 12, 2015

16. diodes

    By Kevin Weddle, September 13, 2015
    • 12 replies
    • 5.3k views
    • 
    • Kevin Weddle
    • October 25, 2015

17. Homemade game board detecting different player pieces

    By MrTEAP, October 15, 2015
    • 3 replies
    • 3.5k views
    • 
    • admin
    • October 16, 2015

18. control through internet

    By AhmedAli, October 3, 2015
    • 5 replies
    • 2.8k views
    • 
    • AhmedAli
    • October 10, 2015

19. Power Supply1.2~30VDC, 1.5A

    By rezasaadat, September 25, 2015   

    • power supply
    • 3 replies
    • 2.9k views
    • 
    • liquibyte
    • September 26, 2015

20. best Signal selection

    By jadon, September 12, 2015
    • 0 replies
    • 1.7k views
    • 
    • jadon
    • September 12, 2015

21. Capacitor charging using low voltage supply 1 2

    By hubble, December 28, 2014
    • 37 replies
    • 8.8k views
    • 
    • Hero999
    • February 22, 2015

22. Negative 0-30 Power Supply

    By Guest markdem, February 20, 2015
    • 2 replies
    • 1.7k views
    • 
    • Guest
    • February 20, 2015

23. Semi-high resolution thermometer/data logger

    By Guest Blitzkrieg_Brain, February 17, 2015
    • 2 replies
    • 1.6k views
    • 
    • Guest
    • February 17, 2015

24. wireless control of dc motors ie infa red

    By patrickj, June 4, 2004
    • 3 replies
    • 3.4k views
    • 
    • Guest
    • February 17, 2015

25. Project: MAX6953 development board - where are the resistors?

    By Guest georgedb, February 15, 2015
    • 3 replies
    • 1.6k views
    • 
    • audioguru
    • February 16, 2015