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DUBUS 2/2017
Kolejna porcja ponad 130 ciekawych stron.
Design of Highly Omnidirectional Horizontally Polarized Antennas for 10 GHz using a Waveguide Structure with an Array of Slot Pairs - Jeffrey Pawlan WA6KBL, Prof.Dr.-Ing. Klaus Solbach DK3BA, Prof. Sembiam R.Rengarajan
Enhancing the Stacked Yagi with the Addition of Z Axis Parasitic Elements - Justin Jognson G0KSC
Making a simple Hornfor 47 GHz without a lathe - Andreas Fischer DL2FZN
Sporadic-E Summary Report 2016 - 144 MHz - Joachim Kraft DL8HCZ/CT1HZE
Antenna G/T calculators with open-source code - Part 2: An Antenna G/T calculator (AGTC and AGTC_fast) with mathematical rotation calculation - Jean-Pierre Waymel F5FOD, Hartmut Kluver DG7YBN
A Direct 10268 to 28 MHz Image Rejection Mixer - Paolo Antoniazzi IW2ACD, Marco Arecco IK2WAQ
Tropo News
Aurora News
Solar Cycle 24 repart, April 2017 - Jim Kennedy K6MIO/KH6
Microwave Europe
Microwave Spain
EME News
EME on Small Aperture Horns - Rex Moncur VK7MO, Charlie Suckling G3WDB
Microwave Japan
83 GHz 100mW PA with x6 multiplier for a 249 GHz transverter - Yukio Masuda JA8CMY
Last Minute News (DF-202 and Trop Report)
News & Comments
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