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Forums
4hv.org :: Forums :: General Science and Electronics
4hv.org :: Forums :: General Science and Electronics
General Science and Electronics Forum
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How hot is too hot... Go to page: 1 2
Inducktion
Mon Nov 10 2014, 12:55AM		 11 2065 Ash Small
Tue Nov 11 2014, 09:06PM
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Possible physics discovery
Conundrum
Sat Nov 08 2014, 10:50AM		 1 867 Conundrum
Sat Nov 08 2014, 10:50AM
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Molex connector crimps. Go to page: 1 2 3
Thomas W
Tue Oct 28 2014, 10:19PM		 21 2893 doctor electrons
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Few questions regarding ferrite toroids
Njubster
Fri Oct 31 2014, 12:13PM		 8 1779 Sulaiman
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"Magnetic Field Architecture" and the HENDO Hoverboard - *ALMOST* a real hoverboard Go to page: 1 2 3 4 5 6
Nucleophobe
Tue Oct 21 2014, 03:51PM		 50 9106 Conundrum
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CRT - more brightness, more distortion?
Artlav
Mon Oct 27 2014, 06:32AM		 3 1036 Artlav
Tue Oct 28 2014, 06:48PM
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U.FL Coax Cable, How to Buy ?
Patrick
Mon Oct 27 2014, 04:57AM		 6 1054 Sulaiman
Tue Oct 28 2014, 01:46PM
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Kapton Tape for Attaching Heat Sinks
Patrick
Sat Oct 25 2014, 07:34PM		 6 1534 Dago
Tue Oct 28 2014, 07:03AM
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Help with audio modulating
Njubster
Mon Oct 20 2014, 06:51PM		 8 1199 Njubster
Sat Oct 25 2014, 06:41PM
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Heavy Copper Board Costs Go to page: 1 2
dude_500
Wed Oct 15 2014, 08:32PM		 10 1968 Fiddy
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Cognitive bias
Conundrum
Tue Oct 21 2014, 02:17AM		 3 774 Conundrum
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Controller IC with fixed on-time, variable frequency
uzzors2k
Tue Oct 21 2014, 11:04AM		 3 1033 Sulaiman
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TO-247 Insulating pads
Thomas W
Sun Aug 17 2014, 12:54PM		 8 1607 Patrick
Fri Oct 17 2014, 05:57AM
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Cell phone charging (homemade chargers)
kimbomba
Sun Oct 12 2014, 03:01AM		 7 1236 Patrick
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Permanent magnet levitation toys - drag Go to page: 1 2
AndrewM
Fri Oct 10 2014, 11:04PM		 11 2500 BigBad
Mon Oct 13 2014, 01:15PM
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black holes...again
IamSmooth
Fri Oct 10 2014, 03:36AM		 9 1333 BigBad
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UC3710 gate drivers keep turning off. Go to page: 1 2
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Sat Mar 08 2008, 06:30PM		 15 3800 uzzors2k
Sun Oct 12 2014, 03:04PM
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Matching a LT1253-based amplifier and two MAX4420. Two ready-designed circuits. Go to page: 1 2
tarakan2
Thu Jul 24 2014, 09:08PM		 10 3793 Shrad
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Car booster charger Go to page: 1 2
Raka
Wed Oct 08 2014, 09:30PM		 12 2036 Raka
Sat Oct 11 2014, 07:05PM
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Question about themopiles and eff of device Go to page: 1 2
Andy
Fri Oct 03 2014, 09:23PM		 11 2028 Conundrum
Mon Oct 06 2014, 06:19AM
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I am bad at electronics, help with ULN2803 darlington arrays... Go to page: 1 2
AndrewM
Mon Sept 29 2014, 05:07PM		 10 4436 AndrewM
Tue Sept 30 2014, 04:22PM
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Add your spot welder here Go to page: 1 2
Conundrum
Sun Sept 21 2014, 08:58AM		 15 2507 Shrad
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Chemical for PCB fabrication Go to page: 1 2 3
IamSmooth
Mon Sept 15 2014, 12:19AM		 24 2887 Patrick
Sun Sept 21 2014, 07:25PM
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Designing a cheap circuit that uses rectified mains to power LEDs and a CPU fan Go to page: 1 2
tarakan2
Fri Sept 12 2014, 05:39PM		 11 1899 Dr. Slack
Sat Sept 20 2014, 05:52AM
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Variable Pitch Test Article.
Patrick
Thu Sept 18 2014, 04:40AM		 1 705 Patrick
Thu Sept 18 2014, 04:40AM
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