Issue 3/2010

Issue 3/2010 was posted to subscribers on 22nd September 2010, make sure your subscription is up to date so that you receive this issue. If you subscribe now you will receive issue 1/2010, 2/2010, 3/2010 and 4/2010 by return post.

The contents of 3/2010 are :-

• A simple 10GHz power amplifier for beginners, Franco Rota, I2FHW

• Bandpass Filters: Top or Bottom Coupling?, André Jamet, F9HX

• Radio engineering - basic knowledge Investigating Signals, Gunthard Kraus, DG8GB

• Power amplifier for the 2m band Inspired by Doherty, Konrad Hupfer, DJ1EE

• 4NEC2 antenna modelling program, Juan Pablo Garcia, EA4CIV

• John's Mechanical Gem No 11. Know your metals, John Fielding, ZS5JF

• Internet Treasure Trove, Gunthard Kraus, DG8GB