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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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Tachometer
cduma
Fri Aug 12 2011, 01:32PM		 4 457 Shrad
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homopolar generator Go to page: 1 2
Jack A
Sat Jul 30 2011, 10:37AM		 15 2693 radiotech
Fri Aug 12 2011, 03:44PM
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Anyone here tried Arc Sintering oxides?
Carbon_Rod
Mon Aug 08 2011, 02:31AM		 5 769 Selenite
Fri Aug 12 2011, 02:45AM
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Car Troubles
Chip Fixes
Thu Aug 11 2011, 12:12AM		 5 526 Chip Fixes
Thu Aug 11 2011, 11:28PM
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Ideas about power generation please
Conundrum
Wed Aug 10 2011, 08:40PM		 6 846 Conundrum
Thu Aug 11 2011, 07:30AM
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Problems measuring an inductor Go to page: 1 2
Avi
Tue Aug 09 2011, 08:10PM		 11 2528 Avi
Thu Aug 11 2011, 03:59AM
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Microcontroller current sinking issues caused in HV PSU
V3rge
Sat Aug 06 2011, 12:10PM		 7 677 V3rge
Wed Aug 10 2011, 09:46AM
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What happens when you exceed the turn on/recovery/ time of a mosfet/igbt/diode whatever?
Inducktion
Tue Aug 09 2011, 04:22PM		 2 539 Forty
Tue Aug 09 2011, 04:50PM
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simple boost converter using tl494
cedric
Tue Aug 09 2011, 09:01AM		 2 801 Matt Edwards
Tue Aug 09 2011, 01:19PM
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Good time to see asteroid 4 Vesta
klugesmith
Tue Aug 09 2011, 10:05AM		 2 481 cduma
Tue Aug 09 2011, 12:27PM
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Brush-less DC Motor modifications
Turkey9
Tue Aug 09 2011, 12:56AM		 4 481 PSCG
Tue Aug 09 2011, 07:50AM
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Antimatter belt around Earth discovered by Pamela craft
Proud Mary
Mon Aug 08 2011, 03:00PM		 4 654 Proud Mary
Mon Aug 08 2011, 08:34PM
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Newly discovered Trojan asteroid shares Earth's orbit Go to page: 1 2 3
Proud Mary
Fri Jul 29 2011, 05:55PM		 21 1440 ConKbot of Doom
Mon Aug 08 2011, 03:46PM
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frictionless hand brake
Chip Fixes
Sun Aug 07 2011, 02:36AM		 5 598 cduma
Mon Aug 08 2011, 02:10PM
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High Current PSU Go to page: 1 2
pauleddy
Wed Jan 05 2011, 12:46AM		 19 1649 pauleddy
Mon Aug 08 2011, 02:53AM
No new posts on popular topic
Battery Charging Go to page: 1 2
cduma
Fri Aug 05 2011, 11:42AM		 11 1129 Electra
Sun Aug 07 2011, 10:19PM
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Mystery gold powder in Etch a Sketch
Conundrum
Sun Aug 07 2011, 09:31PM		 2 546 Thomas W
Sun Aug 07 2011, 10:04PM
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Proof of water flows on Mars?
Conundrum
Sat Aug 06 2011, 08:31PM		 1 440 Conundrum
Sat Aug 06 2011, 08:31PM
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IC's Go to page: 1 2 3 4
Thomas W
Sat Jul 23 2011, 06:51PM		 37 2635 Thomas W
Sat Aug 06 2011, 08:13PM
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Big power film caps
mmt
Thu Aug 04 2011, 02:32PM		 7 1043 Proud Mary
Sat Aug 06 2011, 07:41AM
No new posts on popular topic
New physics advance explains water's weird behaviours Go to page: 1 2
Conundrum
Mon Aug 01 2011, 08:06PM		 12 1230 Conundrum
Thu Aug 04 2011, 07:39PM
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new DSO signal cross talk
rp181
Mon Aug 01 2011, 10:02PM		 4 1381 rp181
Tue Aug 02 2011, 12:58PM
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555 timer problem
Franky
Sun Jul 31 2011, 06:57AM		 7 873 Patrick
Tue Aug 02 2011, 06:23AM
No unread posts
Thermal analog of glow in the dark materials
Conundrum
Mon Aug 01 2011, 08:12PM		 1 527 Conundrum
Mon Aug 01 2011, 08:12PM
No unread posts
Simple small-inductance meter addon for a multimeter
Dr. Dark Current
Sun Jul 24 2011, 09:49PM		 9 3348 Forty
Mon Aug 01 2011, 04:13PM
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