“QRP” is the topic of the new current episode of the “ARRL The Doctor is In“ podcast. Listen…and learn!

“QRP” is the topic of the new current 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.

Just ahead: “NVIS Propagation.”

Antenna

2018 QST Antenna Design Competition Winners Announced

December 08, 2018 No comments

ARRL has announced the winners of the 2018 QST Antenna Design Competition. “Dozens of entries were received, but only three could win,” said... Read more

Kojinsha KA1-406 – Yagi Antenna 7 to 28MHz

March 30, 2015 No comments

  VERSA BEAM
VERSATILE Antenna to cover all the sky in the world !
100% designed and proof tested in Japan
When planning your new antenna syst... Read more

New AZEL1000CBWP – M2 Antenna

April 30, 2015 No comments

M2 Antenna  New AZEL1000CBWP. Weatherproof version of our AZEL1000 pedestal in action with 200-500 MHz Log Periodic and 500-1000 MHz Helix antennas in... Read more

MEF-330-1K Multiband EFHW Antenna Transformer for 8 Bands

May 13, 2015 No comments

  MEF-330-1K Multiband EFHW Antenna Transformer,  Covers 8 Bands / 80-10m / 1kW-max. /  NO TUNER needed / wire not included/one End Insulator inc... Read more

VHF

Icom Launches New IC-M25 VHF Marine Radio at the Southampton Boat Show 2015

September 08, 2015 No comments

Icom UK will be showcasing its latest range of marine communication products at this year’s Southampton Boatshow. Launching at this year’s Southampton... Read more

How to win a VHF Contest – DR9A 2017

September 17, 2017 No comments

Read more

Wouxun KG-UV9D Plus Dual Band Limited Edition [ Video ]

December 09, 2015 No comments

  This is an unboxing and first look at the Wouxun KG-UV9D Plus dual band Limited Edition radio available   Read more

New Video, D-STAR and the Icom RS-MS1A Android App

April 24, 2015 No comments

  Icom UK together with TX Films have produced a video providing an introduction to D-STAR and the Icom RS-MS1A Android D-STAR application softwa... Read more

Equipment

CW decoder CWD2014M

December 06, 2015 No comments

CW decoder  The kit has been developed in the meeting A1 Club’s CW enthusiast I was commercialized GR301A / er When the paddle and vertical swin... Read more

Elecraft PX3 PANADAPTER

December 12, 2014 No comments

  Elecraft PX3  PANADAPTER   •High-performance companion panadapter for the Elecraft KX3 transceiver  •Full-color waterfall and spectrum displays... Read more

Fold-Over Towers – ROHN 55G

November 06, 2015 No comments

Get all of the benefits of a Self-Supporting ROHN 55G tower, without ever having to climb! With a ROHN 55FK, you can easily access the top mounted com... Read more

AnyTone AT-5555N 10 Meter Radio – 30 Watts

April 12, 2016 No comments

AnyTone AT-5555N GENERAL SPECIFICATIONS Frequency Coverage: 28.000 to 29.699 Mhz Antenna Impedance: 50 ohm, unbalanced Frequency Control: Digital Phas... Read more

Digital Modes

FT4 Video presentation by K1JT

April 24, 2019 No comments

See More about New FT4 Here “At about 20 minutes into the presentation, Joe describes FT4 as being asynchronous, meaning that you can start tran... Read more

Faster, More Contest-Friendly FT4 Digital Protocol to Debut in a Week

April 23, 2019 No comments

A new, speedier, more contest-friendly digital mode is just days away in beta version. WSJT-X Developers say serious work on the new FT4 protocol bega... Read more

The FT4 Protocol for Digital Contesting by K1JT

April 22, 2019 No comments

Joe Taylor, K1JT, Steve Franke, K9AN, and Bill Somerville, G4WJS April 22, 2019 Introduction: FT4 is an experimental digital mode designed specificall... Read more

FT8 Performance Secrets

April 10, 2019 No comments

“Neil investigates what really matters when you are aiming for the ultimate performance with FT8 and other digital modes. He demonstrates and ex... Read more

App - Mobile

HAM QuickLog – IOS App

December 03, 2014 No comments

  Mircules HAM QuickLog is great new HAM radio logging software for the iPad, for quick and easy HAM Logging. This handy app helps you to quickly... Read more

Free Digital Mode Android App

October 01, 2015 No comments

First Formal Release of AndFLMSG! AndFLMSG is a combination of Fldigi and Flmsg for portable devices running Android. The main objective of this devel... Read more

SmartSDR for iOS v2.1.0 Now Available

August 25, 2017 No comments

FlexRadio Systems announces the release of SmartSDR for iOS v2.1.0 is now available for download or update from the Apple App Store. This App requires... Read more

WSPR World Watch v2 – Andorid APP – Propagation Tool

January 22, 2015 No comments

This app answers the two basic questions facing radio amateurs:-  Which band shall I use ?  Where shall I point my beam ? It will be of interest to an... Read more

SDR Touch demo on Android device using SDRplay RSP

April 24, 2016 No comments

This demonstrates turning an Android Tablet (or Android Phone) into a highly portable comms receiver or spectrum analyzer operating from Long Wave to... Read more