Forum: Electrical and Electronics

From breadboards to the latest high tech gadgets that drive our society. This forum is to discuss the development, design and construction of all things electronic. Consult with others on how electronics work to what type of cell phone to purchase. From capacitors, resistors, inductors to microwave transmitters.

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Building an electromagnet...

Started by Gmano, February 17th, 2009 02:13 AM
Replies: 18
Views: 7,403
February 26th, 2009, 12:50 AM Go to last post

DC over AC.

Started by leohopkins, March 6th, 2007 07:22 PM
Replies: 17
Views: 4,276
December 5th, 2007, 03:20 PM Go to last post

LED Sign

Started by spartadrive_in, November 14th, 2007 11:41 PM
Replies: 17
Views: 5,420
December 5th, 2007, 08:57 PM Go to last post

High power density solar panel

Started by Cold Fusion, August 21st, 2008 02:19 AM
Replies: 17
Views: 6,613
October 7th, 2008, 01:18 AM Go to last post

AC electricity questions

Started by kojax, March 3rd, 2009 03:22 PM
Replies: 17
Views: 3,206
April 2nd, 2009, 08:47 AM Go to last post

Building a railgun or coilgun/guass gun

Started by brushman, July 22nd, 2009 11:48 PM
Replies: 17
Views: 5,833
December 22nd, 2009, 02:56 PM Go to last post

computer psu powered by 12v battery

Started by fatman57, August 3rd, 2010 05:18 PM
Replies: 17
Views: 3,878
August 11th, 2010, 06:43 AM Go to last post

Electron flow / understanding NPN transistors

Started by Allan011, August 3rd, 2010 06:47 PM
Replies: 17
Views: 8,446
October 27th, 2012, 10:19 AM Go to last post

How do we use energy from a battery without shorting it?

Started by DREAMER, September 20th, 2011 06:10 PM
Replies: 17
Views: 1,744
September 28th, 2011, 11:05 PM Go to last post

Why to rely on AC current in cities instead of DC?

Started by Stanley514, January 6th, 2014 11:46 PM
Replies: 17
Views: 933
January 7th, 2014, 07:00 PM Go to last post

Modern and future display technologies

Started by Stanley514, July 8th, 2014 09:26 PM
Replies: 17
Views: 1,179
September 11th, 2014, 11:05 AM Go to last post
Replies: 17
Views: 1,909
August 7th, 2014, 02:27 AM Go to last post

Help do build a witricity circuit.

Started by kramled, March 18th, 2008 09:50 AM
Replies: 16
Views: 12,570
February 2nd, 2012, 01:20 PM Go to last post


Started by KYPOWERLIFTER, February 17th, 2009 09:15 AM
Replies: 16
Views: 2,720
March 12th, 2009, 10:49 PM Go to last post

Greatest electrical engineer of all times?

Started by keysiopi, April 18th, 2009 07:18 PM
Replies: 16
Views: 8,473
June 15th, 2009, 06:42 PM Go to last post

Any guesses on how this works (Indefinately Spinning Top)?

Started by Munk, September 6th, 2010 11:27 PM
Replies: 16
Views: 4,089
November 16th, 2010, 09:02 PM Go to last post

Tesla tower

Started by Free energy, June 4th, 2011 05:29 PM
Replies: 16
Views: 2,452
June 7th, 2011, 02:44 AM Go to last post

Low Noise Amplifier

Started by seeiumaan, July 16th, 2013 11:54 AM
Replies: 16
Views: 967
September 16th, 2013, 03:21 AM Go to last post

Who really invented the transistor?

Started by redrooster, August 9th, 2013 11:21 PM
Replies: 16
Views: 1,425
August 15th, 2013, 02:15 AM Go to last post

Electrical Imponderable

Started by jocular, October 27th, 2013 06:41 PM
Replies: 16
Views: 681
October 30th, 2013, 10:35 PM Go to last post

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