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The Doctor is In

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Location:

United States

Language:

English


Episodes

Dummy Loads

8/16/2018
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They may be ultra-simple devices, but dummy loads can be valuable tools for testing and more.

Duration:00:19:29

Antenna Rotators

8/2/2018
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If you need to spin your antenna, chances are you'll need a rotator. The Doctor offers valuable advice about these mechanical marvels.

Duration:00:22:01

ARRL's The Doctor is In - Zero Beating

7/19/2018
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The Doctor explains "zero beating." It isn't just about CW.

Duration:00:14:43

ARRL's The Doctor is In

7/5/2018
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The Doctor dips into the mail bag . . .

Duration:00:19:00

ARRL's The Doctor is In

6/21/2018
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Summertime is vacation time, and the Doctor offers advice on bringing Amateur Radio along for the ride.

Duration:00:16:41

Field Day Antennas

6/7/2018
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The Doctor offers advice about antenna options for the upcoming ARRL Field Day.

Duration:00:18:56

Coping with Poor HF Conditions

5/24/2018
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While some amateurs may complain about lousy HF propagation conditions, the Doctor explains that the truth is a bit more nuanced.

Duration:00:19:46

RF Loss

5/10/2018
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Between the radio and the antenna, there are a number of "opportunities" to lose your precious RF energy. The Doctor explains!

Duration:00:23:54

Kits and Kit Building

4/26/2018
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Amateur Radio kits are not only still popular, they are highly rewarding. The Doctor offers his tips for kit buying and building.

Duration:00:20:21

Microphones

4/12/2018
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Amateurs tend to take microphones for granted, but the right microphone can make a huge difference in how you sound on the air, and how well you are understood.

Duration:00:15:11

Filters

3/29/2018
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Receiving every signal is not always a good thing -- especially when you receive them all at once! The Doctor describes why proper filtering is important.

Duration:00:21:44

Mailbag

3/15/2018
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The Doctor answers listener questions. Send yours to doctor@arrl.org.

Duration:00:16:07

Adding an Amplifier to your Station

3/1/2018
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Adding an amp is not as straightforward as it sounds. There is much to consider, including AC power.

Duration:00:16:25

Vacuum Tubes

2/15/2018
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These classic devices are not as common as they used to be, but they are far from extinct.

Duration:00:23:07

Automatic Gain Control

2/1/2018
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This little-discussed receiver feature preserves your sanity, and so much more!

Duration:00:14:07

Antenna Wire

1/18/2018
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Is just any type of wire suitable for an antenna? The Doctor explains the options.

Duration:00:20:54

Keeping Cool

1/4/2018
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Your equipment should be in the "Goldilocks" zone: Not too hot, but also not too cold.

Duration:00:20:30

Handheld Transceiver Antennas

12/21/2017
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Most handheld transceivers come equipped with so-called "rubber duck" antennas. They aren't very efficient antennas, but do they really need to be efficient to be useful?

Duration:00:18:04

Listener Mailbag

12/7/2017
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We devote the entire episode to answering listener questions!

Duration:00:24:52

Coaxial Cable vs Balanced Lines

11/23/2017
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Which is really better? Coaxial cable or one of the varieties of balanced feed lines such as "window line?" The answer isn't as clear cut as you may think.

Duration:00:25:50