Ground Plane Antennas

“Ground Plane Antennas” is the topic of the new (December 20) episode of the “ARRL The Doctor is In” podcast. Listen…and learn!Sponsored by DX Engineering, “ARRL The Doctor is In” is an informative discussion of all things technical. Listen on your computer, tablet, or smartphone — whenever and wherever you like!

Every 2 weeks, your host, QST Editor-in-Chief Steve Ford, WB8IMY, and the Doctor himself, Joel Hallas, W1ZR, will discuss a broad range of technical topics. You can also e-mail your questions to doctor@arrl.org, and the Doctor may answer them in a future podcast.

Enjoy “ARRL The Doctor is In” on Apple iTunes, or by using your iPhone or iPad podcast app (just search for “ARRL The Doctor is In”). You can also listen online at Blubrry, or at Stitcher (free registration required, or browse the site as a guest) and through the free Stitcher app for iOS, Kindle, or Android devices. If you’ve never listened to a podcast before, download our beginner’s guide. 

VHF

ICOM IC-80AD

March 10, 2015 No comments

Switchable VHF/UHF dual bander The IC-80AD provides VHF/UHF dual band capabilities (one band at a time) via a simple band switching system. Wideband r... Read more

Dynascan P-72

December 19, 2018 No comments

Dynascan P-72 Double band 20W equipment, with a very small size.  Double simultaneous reception. Microphone connection or micro-speaker on the side.  ... Read more

PROJECT: CROSS BAND REPEATER WITH 2 BTECH MOBILES

April 19, 2016 No comments

PROJECT: CROSS BAND REPEATER WITH 2 BTECH MOBILES     Read more

B-320-G VHF, HT/MOBLE AMP, 200W OUT, 144-148 MHZ

February 18, 2016 No comments

Add this amp to your 2 Meter HTor mobile radio and get 200 Watts brutal output. Talk further, longer, clearer! Has 15 dB GaAsFET preamp, works all mod... Read more

Digital Modes

FT8 is exploding! – No Nonsense Amateur Radio Podcast #6

September 24, 2018 No comments

 FT8 is exploding! 1#popular HamRadio digital mode       In this episode of the No Nonsense Amateur Radio Podcast, Tom, KB5RF, and I explore... Read more

Goodbye FT8, Hello Olivia, The Magic HF Digital Mode

October 24, 2017 No comments

“So many people have started using FT-8 on HF, but they leave all the other modes to die off, like Olivia. Olivia isn’t new, but it offers... Read more

Decoding Ham Datamodes From WebSDR

September 29, 2015 No comments

WebSDR Alex Csete OZ9AEC is showing you how you can listen to and decode digital ham radio traffic without having any receiver or antenna. All you nee... Read more

Second Public Test of FT8 DXpedition Mode Demonstrates High Contact Rates Possible

April 10, 2018 No comments

The second public test of FT8 DXpedition Mode has shown that the mock DXpedition stations (“Foxes”) were able to work the pileups of callers (“Hounds”... Read more

Equipment

Radioenge – RA-S1 – Antenna Rotator System

May 16, 2015 No comments

Radioenge – RA-S1 Rotor controller RA-S1 is a digital controller for controlling rotor azimuthal position Features Speed control by PWM (Pulse W... Read more

The New Yaesu FT-991A

August 19, 2016 No comments

Yaesu FT-991A The New FT-991A – HF/50/144/430 MHz All-Mode “Field Gear” Transceiver – Coming October 2016 The FT-991A is the n... Read more

The ZN-HKR is new for 2015 by N3ZN

April 14, 2015 No comments

   The ZN-HKR is new for 2015. It is an all brass straight key built on a 4″ diameter brass base. It features 4 ball bearing and silver con... Read more

Mizuho MX2 Handheld SSB/CW Transceiver – 144MHz

June 11, 2015 No comments

The MX-2 was a small, handheld SSB transceiver for 2m VHF operation. By modern standards it was a small brick but it worked very well, apart from its... Read more