Ham Radio Outside the Box

Corrupted post

A corrupted version of the post “This is still a hobby, isn’t it?” was published this morning. Please accept my apologies. The post has been edited and the corrected version is now available at HamRadioOutsideTheBox.ca

This is still a hobby, isn’t it?

Ham Radio continues to change. Whether you believe the changes are good or bad depends on a lot on your perspective. But, no matter if you are a traditional brass pounder, or you believe the Internet is the future of ham radio, one question stands out as we enter another year. Is ham radio still…

A Year End Compendium of Outside the Box Antenna Ideas

We have reached the end of another year of crazy ideas here at Ham Radio Outside the Box and a repeat of last year’s severe winter has gotten underway in southern Ontario. The daily temperature high remains well below freezing and the ground is buried under a thick blanket of snow already. I have tried…

What really determines the efficiency of an antenna?

Is it Standing Wave Ratio (SWR)? It is common knowledge that when an antenna has high SWR some of our transmitted power is wasted instead of being transmitted. But is this really true? The trouble with “common knowledge” is that it spreads without further scrutiny. “It must be true because that’s what everybody thinks”. But…

4:1 Balun or 4:1 Unun – how to choose?

Perhaps one of the greatest confusions in the hobby of ham radio is wrapped around the subject of baluns and ununs. What are they, where should they be used and what do they do? At Ham Radio Outside the Box several antennas that need a 4:1 impedance matching device have been described. Since I had…

POTA PERformer radials – can we make a compromise?

There has only been one light snowfall in southern Ontario so far this season – just a few centimeters that melted away within a couple of days. In anticipation of upcoming heavier snowfalls and a semi-permanent white blanket that will last until spring, I bravely shrugged off the chilly outside air and set up my…

QRP? Are we out of our minds?

If we believe in QRP – I mean really, really believe – then we can make it work. Admittedly it’s like betting on a race between a tortoise and a hare; where would you put your money? If you read accounts written by diehard QRPers, do you ever see stories such as: “I went to…

A simple outside the box fix for a broken telescopic whip

“If it ain’t broke, don’t fix it” Or conversely, if it is “broke” you have two choices. Order a replacement from the other side of the planet, and wait for the slow boat from China to navigate thousand of nautical miles across the stormy waters of international seas. Or, alternatively, and my preferred solution, is…

Which is best – An EFFICIENT antenna or an EFFECTIVE antenna?

What’s the difference? An EFFICIENT antenna is one that converts as much transmitted energy as possible into radiated RF energy. “Efficient” is not clearly defined but is often understood to mean more than 90%. An EFFECTIVE antenna is undefined. The term is subjective and could refer to a favorite antenna that “gets the job done”.…

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