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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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Can a Car Batterys Voltage be Earth grounded, like a Transformers Voltage?
ScottH
Tue Apr 18 2017, 03:34PM		 8 765 hen918
Sat Apr 22 2017, 03:49PM
No new posts on popular topic
Will Connecting Several Multimeters in Series Increase the Voltage Rating? Go to page: 1 2 3
ScottH
Thu Apr 13 2017, 06:24PM		 24 2739 Proud Mary
Sat Apr 22 2017, 03:41PM
No new posts on popular topic
Why does the Resistance of a Hot Dog decrease as it heats up? Go to page: 1 2
ScottH
Fri Apr 14 2017, 08:48AM		 10 1425 Enceladus
Tue Apr 18 2017, 01:38AM
No new posts on popular topic
Iron pyrites negative resistance? Go to page: 1 2
Conundrum
Thu Jun 04 2009, 09:04AM		 11 2653 Conundrum
Wed Apr 12 2017, 11:37AM
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Alvin M Marks' Electrohydrodynamic Generators
Enceladus
Wed Apr 12 2017, 03:02AM		 4 779 Enceladus
Wed Apr 12 2017, 10:20AM
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Problems with a rotary oil filled vacuum pump
Physikfan
Mon Apr 10 2017, 09:11AM		 3 786 Physikfan
Mon Apr 10 2017, 08:44PM
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What is the internal Ac impedance of the human body?
ScottH
Sun Mar 26 2017, 06:46PM		 5 752 radiotech
Fri Apr 07 2017, 06:57AM
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Calibrate OCXO?
Conundrum
Wed Mar 29 2017, 08:08AM		 4 1086 Conundrum
Fri Mar 31 2017, 03:56AM
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Does the wattage alone determine the power of a motor? Go to page: 1 2
ScottH
Tue Feb 28 2017, 10:21AM		 10 1931 Sulaiman
Wed Mar 29 2017, 03:18PM
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High frequency, low current measurement
Alex Yuan
Fri Mar 17 2017, 08:12PM		 5 770 Dr. Slack
Tue Mar 21 2017, 06:22AM
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Why don't pole transformers that supply your house have resonant caps added on? Go to page: 1 2
ScottH
Thu Mar 16 2017, 01:12PM		 15 1613 ScottH
Sun Mar 19 2017, 02:00PM
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Will HV current flow to Earth via Capacitance in this scenario?
ScottH
Sun Mar 12 2017, 07:57PM		 8 952 dexter
Tue Mar 14 2017, 05:32PM
No new posts on popular topic
Blue Gene Go to page: 1 2
Conundrum
Mon Jan 07 2013, 06:39AM		 14 2259 Uspring
Tue Mar 07 2017, 10:24AM
No new posts on popular topic
How can I measure the resistance of a hot dog using Ohms Law? Go to page: 1 2
ScottH
Sat Feb 25 2017, 05:05PM		 10 1683 KrowBar
Mon Mar 06 2017, 09:52PM
No unread posts
Simulating Reluctance in a Xfmr Model
Enceladus
Tue Feb 21 2017, 03:10PM		 5 828 Steve Ward
Fri Mar 03 2017, 07:47PM
No unread posts
1 GHz Oscilloscope Tektronix 11402 checking the rise time
Physikfan
Thu Mar 02 2017, 03:24PM		 1 800 Physikfan
Thu Mar 02 2017, 03:24PM
No new posts on popular topic
On the reproducibility of scientific results Go to page: 1 2
Conundrum
Sat Feb 25 2017, 07:51PM		 14 2006 Conundrum
Wed Mar 01 2017, 05:46AM
No new posts on popular topic
I need a simple power meter for a phase-controlled heater. Go to page: 1 2
Sulaiman
Sat Feb 18 2017, 10:25AM		 16 1906 Sulaiman
Sun Feb 26 2017, 06:35PM
No unread posts
Is this worth dooing?
dexter
Tue Feb 21 2017, 01:41PM		 3 683 hen918
Tue Feb 21 2017, 05:11PM
No new posts on popular topic
Direct Methanol Fuel Cell Project. Go to page: 1 2 3
Patrick
Fri Jan 20 2017, 11:26AM		 29 4347 Patrick
Mon Feb 20 2017, 03:04AM
No unread posts
Handheld Tesla Coil prototype
Conundrum
Tue Feb 14 2017, 06:13AM		 7 1281 Conundrum
Sun Feb 19 2017, 08:35PM
No unread posts
Teardown of a Teleste AC2000 CATV amplifier
Mads Barnkob
Thu Dec 29 2016, 08:46AM		 2 897 Mattski
Fri Feb 17 2017, 03:41AM
No unread posts
Metallic hydrogen :-)
Conundrum
Thu Feb 02 2017, 06:18AM		 4 866 Conundrum
Sun Feb 12 2017, 07:03AM
No unread posts
After a high temperature electrical insulation
Plasma
Mon Feb 06 2017, 07:15AM		 7 865 radiotech
Sun Feb 12 2017, 01:09AM
No unread posts
Article About Electron Beam Optics In An X-Ray Tube
jpsmith123
Sun Jan 29 2017, 12:02AM		 2 876 woodchuck
Wed Feb 08 2017, 04:10PM
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