| DUBUS 2018 |
| DUBUS 1/2018 Locating Interference Sources - Ivan Shor RA3WDK Radiation Pattern of Parabolic Antenna blocked by the feed - Joachim Koppen DF3GJ Iceni 432 MHz Transverter - Sam Jewell G4DDK OE9PMJ 24, 47, 75,5 & 78 GHz filter dimensions and constructions - Gerald Johnson K0CQ Weekend VHF/UHF Power Amplifier for 145/435 MHz - Jurij Mikeln S52CQ The Cold Horn method for NF measurements - notes about 10 GHz applications - Dimitry Fedorov UA3AVR Combiner for 4 amplifiers in the 3 cm band Part 2 - Dominique Fassler HB9BBD FAI News Solar Cycle 24 Report, February 2018 - Jim Kennedy K6MIO/KH6 Aurora News Tropo News Microwave Europe Microwave Japan High-order divider/multiplier transverter for 249-830 GHz - Yukio Masuda JA8CMY VHF VK/ZL VK - ZL DX Expedition February 2018 - Alan Devlin VK3XPD 4m & 6m News EME News News & Comments |