Johnson's Techworld
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12:28
Understanding Solar Terrestrial Data Banner by N0NBH and Band Conditions
Johnson's Techworld
3 views • 23 minutes ago
2:33
Does Planetary K Index Really Predict HF Radio Propagation in Your Region?
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15 views • 1 day ago
3:23
Slanting V Mounting of EFHW Takes Signals Over Four Thousand Km!
Johnson's Techworld
49 views • 2 days ago
5:06
When to Use a Ladder Line?
Johnson's Techworld
430 views • 4 days ago
1:58
How DSCOVR Helps Prediction of Geomagnetic Storm
Johnson's Techworld
13 views • 6 days ago
2:22
K-index and Kp-index of Geomagnetic Activity
Johnson's Techworld
37 views • 6 days ago
4:21
Radio Black Out: Extreme G5 Geomagnetic Storm!
Johnson's Techworld
256 views • 8 days ago
3:38
Dayton Hamvention 2024
Johnson's Techworld
420 views • 9 days ago
5:01
Delta Loop Antenna
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67 views • 12 days ago
26:50
Which Antenna for a New Ham on HF?
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114 views • 12 days ago
2:07
Slim Jim Antenna
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49 views • 2 weeks ago
2:28
Helical Antenna
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346 views • 2 weeks ago
2:22
How to become a Ham Radio operator in India?
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40 views • 2 weeks ago
1:45
What is a stepper motor and its use in amateur radio?
Johnson's Techworld
154 views • 2 weeks ago
7:39
What is Gamma Match?
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63 views • 2 weeks ago
4:14
What is ionosonde and its relation to amateur radio?
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42 views • 2 weeks ago
1:45
Hexbeam Antenna
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242 views • 3 weeks ago
1:44
What is a Discone Antenna?
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48 views • 3 weeks ago
2:56
Lunar Gateway and Amateur Radio
Johnson's Techworld
32 views • 3 weeks ago
2:08
Quarter Century Old Magnetic Mount VHF Antenna!
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35 views • 3 weeks ago
1:10
See My Antique Hand Drill!
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98 views • 3 weeks ago
4:45
ICOM 2730 VHF/UHF Dual Band Ham Radio
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109 views • 3 weeks ago
2:57
Have a Look at the Brand New Musical Keyboard at Home!
Johnson's Techworld
156 views • 4 weeks ago
0:31
Inner View of 49:1 Balun for EFHW
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47 views • 4 weeks ago
1:26
What is Fox and Hound Mode in Amateur Radio?
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44 views • 4 weeks ago
1:21
World Amateur Radio Day 2024
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79 views • 1 month ago
4:13
What is a Linear Loaded Dipole?
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149 views • 1 month ago
0:59
Half-Wave Sloper Antenna
Johnson's Techworld
31 views • 1 month ago
3:40
USB Port Hub: Useful for Digital Operators
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30 views • 1 month ago
0:55
Clamps for Fixing VHF/UHF Yagi Antennas
Johnson's Techworld
38 views • 1 month ago
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