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Forums
4hv.org :: Forums :: Electromagnetic Radiation
4hv.org :: Forums :: Electromagnetic Radiation
Electromagnetic Radiation Forum
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EL sheet enhancement
Conundrum
Sat Jul 27 2013, 09:41AM		 1 820 Conundrum
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Optical SETI ideas
Conundrum
Fri Feb 01 2013, 10:10PM		 9 1608 Conundrum
Sat Jul 27 2013, 09:37AM
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"Fox" hunting Go to page: 1 2
Conundrum
Sat Jun 29 2013, 10:22AM		 14 2575 Alex M
Sat Jul 20 2013, 08:33PM
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Hobbyist Interception System
lulzpid
Wed Jul 03 2013, 07:45PM		 5 1441 Sulaiman
Sun Jul 14 2013, 03:58AM
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Nd:YAG laser : choosing resonator output coupler?
2Spoons
Wed Jul 10 2013, 04:45AM		 5 1279 Daedronus
Thu Jul 11 2013, 08:43AM
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X-ray tube shielding
alf
Thu Jul 04 2013, 07:48AM		 2 1117 Proud Mary
Thu Jul 04 2013, 02:20PM
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Long-distance FM propagation
GeordieBoy
Wed Jun 19 2013, 07:24PM		 6 1519 johnf
Mon Jul 01 2013, 08:05PM
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Dental X-Ray head Go to page: 1 2
radhoo
Wed Jun 12 2013, 04:23PM		 11 2909 radhoo
Thu Jun 27 2013, 11:03AM
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Russian Woodpecker, duga-3, Chernobyl-2
the mad scientist
Sat Jun 22 2013, 05:49PM		 5 1497 Conundrum
Mon Jun 24 2013, 07:15AM
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LNB hacking
Conundrum
Sun Jun 23 2013, 12:34PM		 2 1209 PSCG
Mon Jun 24 2013, 06:55AM
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3C18P as xray tube?
alf
Tue Jun 18 2013, 10:22AM		 7 1944 alf
Sat Jun 22 2013, 09:56AM
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Light Painting and Laser Question
Tetris
Tue Jun 18 2013, 04:50AM		 3 1253 Tetris
Thu Jun 20 2013, 02:06AM
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Field Day 2013
Hon1nbo
Mon Jun 17 2013, 01:37PM		 1 620 Hon1nbo
Mon Jun 17 2013, 01:37PM
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metal detection coils
Shrad
Wed Jun 12 2013, 05:16PM		 9 1343 Sulaiman
Sat Jun 15 2013, 02:02AM
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Bizarre Transmission discovered Go to page: 1 2
Dave Marshall
Tue Jul 11 2006, 01:16AM		 13 3841 Proud Mary
Sat Jun 08 2013, 03:32PM
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Creating a neutron source Go to page: 1 2
Andy
Sat Dec 01 2012, 02:20AM		 12 2718 johnf
Wed Jun 05 2013, 07:42AM
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Radiation shielding
Conundrum
Wed Jun 05 2013, 06:15AM		 1 803 Conundrum
Wed Jun 05 2013, 06:15AM
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Geiger counter hacking
Conundrum
Sat Jun 01 2013, 10:46AM		 1 751 Conundrum
Sat Jun 01 2013, 10:46AM
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Amateur Radio ... CQ Go to page: 1 2
Sulaiman
Wed May 02 2012, 04:58PM		 15 3120 WaveRider
Sun May 12 2013, 11:27AM
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DAC32 tube experiments
Conundrum
Thu May 09 2013, 07:42AM		 1 890 Conundrum
Thu May 09 2013, 07:42AM
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Amazing Pocket EMP...
Slava
Mon Mar 11 2013, 08:59PM		 9 2553 radiotech
Mon Apr 29 2013, 11:43PM
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Plamsa furnace Go to page: 1 2
Andy
Sat Mar 30 2013, 12:42AM		 10 2178 Andy
Fri Apr 12 2013, 12:05AM
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Building capacitors for HERF usage...
xenoglyph
Mon Mar 11 2013, 10:29AM		 7 1566 HV Enthusiast
Mon Apr 08 2013, 03:11PM
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Chinese ebay dental x-ray units unsafe - what a surprise! Go to page: 1 2
mikeselectricstuff
Mon Dec 03 2012, 06:13PM		 17 6642 klugesmith
Wed Apr 03 2013, 05:15AM
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gone
Vlad
Wed Mar 27 2013, 02:32PM		 1 730 Vlad
Wed Mar 27 2013, 02:32PM
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