“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
G3TXQ 6 Band Hexbeam Components
Some of the Hexbeams features are: 6 bands: 20m – 6m Full size 2 Elements on each band No lossy traps or coils Bespoke HIGH power wire elements… Read more
E-Z-O Antenna
A Successful Alternative to the Cubical Quad he revolutionary antenna you see pictured, the E-Z-O, was created by N8PPQ as the result of his efforts t… Read more
Two element QUAD antenna Model RQ-26H
Antenna RQ-26H- preset “Cubical Quad” on the bands 6, 10, 12, 15, 17, 20 m with heavy duty design. It uses the most advanced composite mat… Read more
VHF
Kenwood TH-F6A 144/220/440MHz
Kenwood TH-F6A 144/220/440MHz Finally, the Amateur Handheld that everyone has been waiting for, the New Kenwood TH-F6A. The TH-F6A is a 144/220/440 MH… Read more
Wouxun KG-879 Multifunctional wireless handheld two way radio
Wouxun KG-879 Description of Features 1. DTMF encoding and decoding 2. 105 groups DCS / 50 groups CTCSS 3. Wide /narrow bandwidth 4. Selection 5. ANI… Read more
SAMCOM Mini Mobile Radio 218
SAMCOM Mini Mobile Radio 218 Key Specifications Frequency Range V:136.000MHz-174.000MHz V:220.000MHz-248.000MHz U:400.000MHz-470.000MHz System F3E(FM)… Read more
Unboxing and Testing the TYT MD-398 10-watt DMR HT
The main difference between MD-380 and MD-398 Difference MD-380 MD-398 Time slot Two time slot One time slot Battery capacity 2000mAh 2800mAh B… Read more
Equipment
Electraft W2 Wattmeter
Power & SWR LED bar graphs with peak/hold Four power ranges with auto/manual selection Up to 2 remote sensors with selection switch Compact size:… Read more
Airspy HF+ (Coming soon)
Airspy HF+ The Software Defined Radio revolution brought great flexibility in VHF and UHF reception. Today we offer the best wide band receivers which… Read more
Ameritron AL-572
Ameritrons new class of Near Legal Limit Amplifiers give you nearly full legal SSB power output for 65% of the price of a full legal limit amplifier… Read more
Introducing the NEW BCS-200 Speaker Mic by BridgeCom Systems:
BridgeCom Systems, Inc is pleased to announce the availability of the BCS-200 Speaker Mic for the amateur and commercial radio markets. Introducing th… Read more
Digital Modes
New Digital Modes Changing Complexion of Bands and Perhaps of Ham Radio
The wave of software-based digital modes over the past several years has altered the atmosphere of the HF bands. Some suggest the popularity of modes… Read more
Everybody’s Trying the New FT8!
“FT8 is the newest weak-signal mode from Joe Taylor, K1JT, and friends. It operates very much like JT65 but is four times faster and more automa… Read more
Goodbye FT8, Hello Olivia, The Magic HF Digital Mode
“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
Caution Urged in Using High Duty Cycle Digital Modes via Satellite
A report in ANS-288 discussed an experiment operating with the WSJT-X FT8 digital mode via satellite. Satellite operators have gained more experience… Read more
App – Mobile
RS-MS1A – Remote Control Android App
Ray Novak and George Thomas show you how to control the ID-51A with the RS-MS1A Android app. Read more
RFinder – The World Wide Repeater Directory now has Jamming Reports!
RFinder now includes the ability to make jamming reports. This is already available in RFinder Android and should be available on iOS devices by Dayto… Read more
US Amateur Radio Band Plan for Android
US Amateur Radio Band Plan A clean native app that’s sole purpose is to provide amateur radio operators a simple and easy to use f… Read more
RFinder – The World Wide Repeater Directory kicks BrandMeister up a notch. DMR without CodePlugs!
RFinder has worked with the DMR network Brandmeister to create new usability enhancements. The new dashboard just released includes coverage maps gene… Read more
Morse code Ringtone Generator by M1RGZ
“This page converts text into a morse code ringtone playable on most mobile phones. If your phone can play ‘polyphonic’ or ‘po… Read more
