ARRL The Doctor is In

The Best of the Doctor Is In: Coping with the Solar Minimum

Steve Ford and Joel Hallas — Thu, 30 Jan 2020 00:15:00 -0500

Originally distributed in September 2016

The Best of the Doctor Is In: Are Linear Amplifiers Really Worthwhile?

Steve Ford and Joel Hallas — Thu, 16 Jan 2020 00:15:00 -0500

The episode was originally distributed in June 2016.

The Best of The Doctor is In: Does CW Get Through When Nothing Else Can?

Steve Ford and Joel Hallas — Thu, 02 Jan 2020 00:15:00 -0500

Originally distributed in April 2016

Holiday Mailbag

Steve Ford and Joel Hallas — Thu, 19 Dec 2019 00:15:00 -0500

The Doctor answers a number of interesting questions from listeners.

VHF/UHF Propagation

Steve Ford and Joel Hallas — Thu, 05 Dec 2019 00:15:00 -0500

Repeaters aren't the only ways to span long distances in the world above 50 MHz.

Big Wire Antennas

Steve Ford and Joel Hallas — Thu, 21 Nov 2019 00:15:00 -0500

Rhombics, Lazy Hs, Curtains, oh my! The Doctor talks BIG wire antennas for the HF bands.

Antenna Switches

Steve Ford and Joel Hallas — Thu, 07 Nov 2019 00:15:00 -0500

There is more to an antenna switch than meets the eye. The Doctor explains.

Beverage Antennas

Steve Ford and Joel Hallas — Thu, 24 Oct 2019 00:15:00 -0400

The Doctor discusses a legendary receiving antenna -- not adult drinks!

Antenna EnTRAPment!

Steve Ford and Joel Hallas — Thu, 10 Oct 2019 00:15:00 -0400

Awful puns notwithstanding, antenna traps are clever devices, but not many amateurs understand how they work. The Doctor explains . . .

Keeping Water Out of Coaxial Cables

Steve Ford and Joel Hallas — Thu, 26 Sep 2019 00:15:00 -0400

Water is one of the great enemies of coaxial cable, causing severe loss and other issues. The Doctor explains how to keep H2O at bay.

Coaxial Cable Connectors

Steve Ford and Joel Hallas — Thu, 12 Sep 2019 00:15:00 -0400

The Doctor discusses the wide variety of coaxial cable connectors, including some you may not recognize.

Different Types of Grounds

Steve Ford and Joel Hallas — Thu, 29 Aug 2019 00:15:00 -0400

What sort of ground do you need -- RF or electrical safety? It makes a big difference, as the Doctor explains.

The Legendary G5RV Antenna

Steve Ford and Joel Hallas — Thu, 15 Aug 2019 00:15:00 -0400

The Doctor separates myth from fact about this very popular antenna for the HF bands.

Noise Blankers and Noise Reduction

Steve Ford and Joel Hallas — Thu, 01 Aug 2019 00:15:00 -0400

Different tools for different applications. The Doctor explains the differences.

Antenna Polarization

Steve Ford and Joel Hallas — Thu, 18 Jul 2019 00:15:00 -0400

Your antenna's polarization can make a big difference in how well you can hear, and be heard -- especially on VHF and up.

Selecting Coaxial Cable

Steve Ford and Joel Hallas — Thu, 04 Jul 2019 00:15:00 -0400

There are many types of cable for many applications. Which type do you need?

ARRL's The Doctor is In - Listener Mailbag

Steve Ford and Joel Hallas — Thu, 20 Jun 2019 00:15:00 -0400

The Doctor answers questions from listeners!

ARRL's The Doctor Is In - Stringing Up Antennas

Steve Ford and Joel Hallas — Thu, 06 Jun 2019 00:15:00 -0400

Trees make handy supports for wire antennas, but getting an antenna into a tree -- and keeping it there -- can be a challenge.

Do Dipoles Have to be Straight?

Steve Ford and Joel Hallas — Thu, 23 May 2019 00:15:00 -0400

The answer to the question is an emphatic "no," and the Doctor explains why.

It's About Time!

Steve Ford and Joel Hallas — Thu, 09 May 2019 00:15:00 -0400

A discussion of UTC as well as the importance of accurate time for a number of digital modes.