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Forums
4hv.org :: Forums :: Electromagnetic Radiation
4hv.org :: Forums :: Electromagnetic Radiation
Electromagnetic Radiation Forum
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Microwave powered fan
cduma
Wed May 12 2010, 03:39PM		 9 1440 WaveRider
Wed May 19 2010, 08:51PM
No new posts on popular topic
Marx generator and EMP Go to page: 1 2
empdude
Wed Apr 21 2010, 05:05PM		 10 4286 Mattski
Sat May 01 2010, 07:24PM
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Wireless Power Transfer - mobile charging, 5 Watt lamp
Pankaj Patel
Sat Mar 27 2010, 11:55AM		 7 2077 Pankaj Patel
Fri Apr 30 2010, 04:42AM
No new posts on popular topic
Cheap CO2 laser mixture? Go to page: 1 2
omegalabs
Fri Apr 16 2010, 07:18PM		 10 2164 TwoSpoons
Fri Apr 30 2010, 02:52AM
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Giant Natural Particle Accelerator Above Thunderclouds
Proud Mary
Fri Apr 16 2010, 12:08PM		 1 772 Proud Mary
Fri Apr 16 2010, 12:08PM
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China : Uranium to be extracted from coal ash.
Proud Mary
Thu Apr 15 2010, 11:46AM		 1 969 Proud Mary
Thu Apr 15 2010, 11:46AM
No new posts on popular topic
Gamma dose meter Radiacmeter IM-179/U Go to page: 1 2
MinorityCarrier
Sun Apr 11 2010, 04:55AM		 14 7622 Proud Mary
Tue Apr 13 2010, 08:28AM
No new posts on popular topic
Trying to transmit at 9 Khz Go to page: 1 2
w1vlf
Sun Mar 21 2010, 07:32PM		 13 2479 LutzH
Fri Apr 09 2010, 08:44AM
No new posts on popular topic
linear amp for HV (TC) Go to page: 1 2 3
aquilarubra
Fri Mar 19 2010, 10:49AM		 22 2780 aquilarubra
Sat Apr 03 2010, 02:24PM
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Wireless Energy Transfer - Mobile Phone Prototype
binh
Thu Jan 14 2010, 06:06PM		 4 1838 Pankaj Patel
Sat Mar 27 2010, 12:01PM
No new posts on popular topic
Help building an digital x-ray system Go to page: 1 2 3 4
Ed
Mon Mar 08 2010, 03:14AM		 30 4823 LutzH
Thu Mar 25 2010, 03:06AM
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self-adhesive lead tape
Proud Mary
Thu Mar 18 2010, 01:48PM		 2 862 Ed
Thu Mar 18 2010, 02:38PM
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Base pinout for tube with grid? DIY tube base cement?
klugesmith
Mon Mar 15 2010, 03:47AM		 2 1049 Proud Mary
Mon Mar 15 2010, 08:39AM
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RF Signal transmitter
PMendonca
Wed Mar 03 2010, 04:15PM		 4 1106 Proud Mary
Fri Mar 05 2010, 01:19PM
No new posts on popular topic
Radio-scanner? Go to page: 1 2
Erlend^SE
Sun Jan 24 2010, 05:18PM		 17 10205 101111
Sat Feb 27 2010, 07:18PM
No new posts on popular topic
Wireless Power Go to page: 1 2 3
cduma
Wed Sept 30 2009, 05:53PM		 21 3285 BigBad
Tue Feb 16 2010, 12:44AM
No unread posts
4HV Echolink Conference
Zeus
Wed Feb 10 2010, 11:56PM		 4 1210 Zeus
Thu Feb 11 2010, 09:25PM
No new posts on popular topic
Hard Drive Scrambler Go to page: 1 2 3 4 5
cduma
Mon Oct 26 2009, 08:37PM		 41 7464 quicksilver
Sat Jan 23 2010, 05:43PM
No unread posts
Searching for an equivalent geiger tube to a PHILIPS ZP1400
Andrew L.
Tue Jan 12 2010, 10:30PM		 4 1833 Proud Mary
Thu Jan 14 2010, 12:44AM
No unread posts
X-rays and Alu-foil
wicked alex
Wed Dec 23 2009, 05:11PM		 8 2282 LutzH
Thu Dec 31 2009, 04:13AM
No unread posts
Controlled materials in an x-ray lab or HV transformer?
klugesmith
Sat Dec 26 2009, 03:31AM		 3 1145 LutzH
Thu Dec 31 2009, 04:00AM
No new posts on popular topic
herf waveguide Go to page: 1 2
lokeycmos
Tue Dec 22 2009, 04:00PM		 14 2641 Hon1nbo
Sun Dec 27 2009, 03:46PM
No unread posts
Universal Microwave Driven Gas Ionization Source - Many Uses Possible
LutzH
Tue Dec 22 2009, 07:51PM		 2 952 MinorityCarrier
Wed Dec 23 2009, 01:06AM
No new posts on popular topic
Source for Lead Shielding Go to page: 1 2
BudDog
Sat Dec 12 2009, 08:14PM		 10 2192 EEYORE
Sat Dec 19 2009, 12:33AM
No unread posts
Schematic for Heathkit/SEI RM-4 radiation alert?
klugesmith
Sun Dec 13 2009, 09:18AM		 4 5819 Proud Mary
Sun Dec 13 2009, 12:56PM
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