Inventive/New Ideas

154 topics in this forum

1. Use a speaker as a microphone while useing it as a speaker

   By Guest Alun, May 16, 2005
   • 23 replies
   • 10.6k views
   • 
   • gogo2520
   • May 21, 2006

2. maglev test track w/ superconductors

   By buzzrocket, May 15, 2005
   • 2 replies
   • 2.9k views
   • 
   • buzzrocket
   • May 18, 2005

3. motor selection?

   By ronjr@ronsraceshop, May 13, 2005
   • 6 replies
   • 3.8k views
   • 
   • ronjr@ronsraceshop
   • May 17, 2005

4. Optical guitar pickup

   By moeburn, May 6, 2005
   • 14 replies
   • 5.6k views
   • 
   • EdwardM
   • June 1, 2005

5. MOVED: Conversion of square wave to sine wave

   By Dazza, May 2, 2005
   • 0 replies
   • 2.4k views
   • 
   • Dazza
   • May 2, 2005

6. TRANSISTOR ATTENUATOR? 1 2

   By prateeksikka, April 29, 2005
   • 31 replies
   • 13k views
   • 
   • Kevin Weddle
   • July 22, 2005

7. Charging 39 NiMH cell battery pack

   By batteng, April 29, 2005
   • 6 replies
   • 4.2k views
   • 
   • batteng
   • May 4, 2005

8. EYE SIGHT SENSOR

   By prateeksikka, April 27, 2005
   • 15 replies
   • 6.7k views
   • 
   • prateeksikka
   • May 17, 2005

9. Idea for IDEAL (!!!) AC-DC Converter

   By BeoLOVE, April 26, 2005
   • 2 replies
   • 3.2k views
   • 
   • Guest
   • May 15, 2005

10. mp3 player from hardisk

    By nalen, April 19, 2005
    • 9 replies
    • 5.2k views
    • 
    • GeKa
    • November 25, 2005

11. An excellent electronics manual

    By grsparks, April 16, 2005
    • 2 replies
    • 4.5k views
    • 
    • CornToeNo
    • March 23, 2007

12. generating own power

    By MEHTAB AHMED, April 14, 2005
    • 1 reply
    • 3.1k views
    • 
    • steven
    • April 17, 2005

13. Parking Lot Counter Question

    By Quintessence, March 29, 2005
    • 6 replies
    • 4.2k views
    • 
    • GreekPIC
    • April 27, 2005

14. PWM dc motor control

    By marcus, March 11, 2005
    • 0 replies
    • 2.8k views
    • 
    • marcus
    • March 11, 2005

15. Micro battery charger

    By spacifique1, March 11, 2005
    • 6 replies
    • 4.6k views
    • 
    • audioguru
    • April 30, 2005

16. circuit simulator

    By donsolano, March 1, 2005
    • 10 replies
    • 6.8k views
    • 
    • prateeksikka
    • May 12, 2005

17. Homemade Pager

    By Edude03, February 24, 2005
    • 0 replies
    • 3.1k views
    • 
    • Edude03
    • February 24, 2005

18. hi

    By Asif, February 23, 2005
    • 4 replies
    • 4k views
    • 
    • MP
    • March 3, 2005

19. PLL constant speed motor control?

    By Guest Alun, January 10, 2005
    • 2 replies
    • 2.7k views
    • 
    • Guest
    • January 11, 2005

20. The PIC & The ATX PSU

    By FH16, December 20, 2004
    • 2 replies
    • 3.8k views
    • 
    • FH16
    • December 22, 2004

21. non logic level multiplexar

    By Kevin Weddle, December 12, 2004
    • 3 replies
    • 3.2k views
    • 
    • EnigmaOne
    • January 2, 2005

22. The backwards transistor

    By Kevin Weddle, December 7, 2004
    • 5 replies
    • 3.7k views
    • 
    • Guest
    • December 31, 2004

23. Hydrogen fun

    By Guest 12412, November 15, 2004
    • 5 replies
    • 4.4k views
    • 
    • steven
    • April 27, 2005

24. laser idea

    By stuee, October 30, 2004
    • 13 replies
    • 7.3k views
    • 
    • audioguru
    • March 30, 2005

25. Make a Microwave oven on a small-scale 1 2

    By Dazza, October 7, 2004
    • 37 replies
    • 16.8k views
    • 
    • steven
    • August 12, 2006