ARRL The Doctor is In

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Coaxial Cable Connectors

Posted: 11 Sep 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...le-connectors/


The Doctor discusses the wide variety of coaxial cable connectors,
including some you may not recognize.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...Connectors.mp3

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Different Types of Grounds

Posted: 28 Aug 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...es-of-grounds/


What sort of ground do you need -- RF or electrical safety? It makes a big
difference, as the Doctor explains.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d..._Grounding.mp3

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The Legendary G5RV Antenna

Posted: 14 Aug 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...-g5rv-antenna/


The Doctor separates myth from fact about this very popular antenna for the
HF bands.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d..._15_-_G5RV.mp3

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Noise Blankers and Noise Reduction

Posted: 31 Jul 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...ise-reduction/


Different tools for different applications. The Doctor explains the
differences.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...e_Blankers.mp3

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Antenna Polarization

Posted: 17 Jul 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...-polarization/


Your antenna's polarization can make a big difference in how well you can
hear, and be heard -- especially on VHF and up.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...a_Polarity.mp3

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Selecting Coaxial Cable

Posted: 03 Jul 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...coaxial-cable/


There are many types of cable for many applications. Which type do you need?
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...xial_Cable.mp3

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ARRL's The Doctor is In - Listener Mailbag

Posted: 19 Jun 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...tener-mailbag/


The Doctor answers questions from listeners!
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...er_Mailbag.mp3

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ARRL's The Doctor Is In - Stringing Up Antennas

Posted: 05 Jun 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...g-up-antennas/


Trees make handy supports for wire antennas, but getting an antenna into a
tree -- and keeping it there -- can be a challenge.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...g_Antennas.mp3

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Do Dipoles Have to be Straight?

Posted: 22 May 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...o-be-straight/


The answer to the question is an emphatic "no," and the Doctor explains why.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...ht_Dipoles.mp3

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It's About Time!

Posted: 08 May 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...ts-about-time/


A discussion of UTC as well as the importance of accurate time for a number
of digital modes.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...about_Time.mp3

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Handheld Transceivers

Posted: 24 Apr 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...-transceivers/


These little radios are packed with features, but which one is best for you?
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...il_25_2019.mp3

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Listening Outside the Ham Bands

Posted: 10 Apr 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...the-ham-bands/


Whether you own an HF transceiver, or a VHF/UHF handheld radio, there is
much to hear beyond Amateur Radio frequencies.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...il_11_2019.mp3

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The WSPR Heard 'Round the World

Posted: 27 Mar 2019 09:15 PM PDT
https://blubrry.com/arrl_the_doctor_...und-the-world/


Are you curious about the mysteries of signal propagation, or maybe
wondering how well your antenna is working? The answer may be just a "WSPR"
away.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d..._28_-_WSPR.mp3

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SWR Simplified

Posted: 14 Mar 2019 09:15 AM PDT
https://blubrry.com/arrl_the_doctor_...wr-simplified/


A discussion of SWR -- Standing Wave Ratio -- can be complicated, but it
really doesn't need to be.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...Simplified.mp3

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Meet the Raspberry Pi

Posted: 27 Feb 2019 09:15 PM PST
https://blubrry.com/arrl_the_doctor_...-raspberry-pi/


Become acquainted with the versatile Raspberry Pi microcomputer, and learn
about our new podcast for beginning amateurs.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...spberry_Pi.mp3

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Are We Entering a Maunder Minimum?

Posted: 13 Feb 2019 09:15 PM PST
https://blubrry.com/arrl_the_doctor_...under-minimum/


We are at the bottom of the current solar cycle, but what are the long-term
prospects for improvement?
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...er_Minimum.mp3

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FT8

Posted: 30 Jan 2019 09:15 PM PST
https://blubrry.com/arrl_the_doctor_is_in/40986567/ft8/


Steve Ford, WB8IMY, provides an introduction to FT8, one of the most
popular Amateur Radio digital modes ever created.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...Doctor_FT8.mp3

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Life above 50 MHz

Posted: 16 Jan 2019 09:15 PM PST
https://blubrry.com/arrl_the_doctor_...-above-50-mhz/


Steve Ford, WB8IMY, speaks with ARRL Radiosport Manager Bart Jahnke, W9JJ,
about the fascinating world of VHF/UHF.
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...als_-_Bart.mp3

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Log Periodic Antennas

Posted: 02 Jan 2019 09:15 PM PST
https://blubrry.com/arrl_the_doctor_...odic-antennas/


These directional antennas may look like Yagis, but they are quite
different. The Doctor explains!
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...c_Antennas.mp3

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Ground Plane Antennas

Posted: 19 Dec 2018 09:15 PM PST
https://blubrry.com/arrl_the_doctor_...lane-antennas/


These antennas are everywhere, but how do they really work?
This posting includes a media file:
https://media.blubrry.com/arrl_the_d...und_Planes.mp3