VSWR: a war of figures

July 23, 2017 IZ2UUF 2

Often forums, Facebook pages and other “free-speech” places offer food for thought about many details related to our hobby. This time I stumbled upon a conversation […]

Antenna simulator vs. reality

September 8, 2016 IZ2UUF 0

In my experience with computer antenna simulators (I mostly use 4NEC2), I had the feeling that those tools, if correctly employed, can be quite accurate. Unfortunately, when working […]

To Balun or not to Balun?

August 19, 2016 IZ2UUF 5

that is the question, for many ham radio operators. A simple, resonant, single band, plain-vanilla horizontal dipole, does really need a 1:1 balun… or not? […]

PL-259 vs. N on 430 MHz

January 8, 2016 IZ2UUF 25

[Read also the follow-up: PL-259 vs. N, round 2: hard testing] Ham radio makers often offer two distinct connectors for the 2m/70cm port: N for the […]