Contents of issue 2/2009


latest cover

 

New Loop Feed Array (LFA) Yagi, the picture shows a 4 ele for 70MHz, by G0KSC, see page 82

 

Editorial

Technical Articles

Mid-latitude Sporadic E on 50 MHz - long distance propagation in the solar cycle minimum, by Joachim Kraft, DL8HCZ/CT1HZE

Over-The-Horizon Optical Communication, Part 3: Transmitters by Rex Moncur, VK7MO and Justin Giles-Clark, VK7TW

Frequency Synthesizer for 22.0 – 27.5GHz by Léon Audergon, HB9TXV

Simple Measurement Aid for Adjustment and Optimisation on the 122 GHz Band, by Jürgen Dahms, DCØDA

8 to 12 GHz Image-Reject Mixer by Paolo Antoniazzi, IW2ACD and Marco Arecco, IK2WAQ

Experiments on 76 GHz: Simple mixer and beacon head with BAT15-099 and WG port, by Wolfgang Demmer, DD8BD

An Alternative to Glueing Microwave Diodes by Philipp Prinz, DL2AM

Revolutionary ‘Loop Fed Array' Yagi Antenna Feed System by Justin Johnson, G0KSC

Columns

Microwave Parts – OCXOs
VHF Australia & New Zealand
Microwave Europe
Microwave USA & Microwave Japan
ATV News
2m PA BEKO HLV-750 also for 115V 60Hz by DM8MM
The VO/DM8MM – Newfoundland 2m Transatlantic Experiment 2009
The unusual 2m Sporadic E Event on June 5th 2007 revisited
Tropo News
2m EME News
The 2009 144 MHz Digital EME Championship
70cm + up EME News
6m News
4m News
News & Comments


 

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last updated 21 May 2009.