![Coaxial Cable vs Balanced Lines – “ARRL The Doctor is In“ [PODCAST]](https://qrznow.com/wp-content/uploads/2017/11/Coaxial-Cable_.jpg)
“Coaxial Cable vs Balanced Lines” is the topic of the current (November 23) episode of the “ARRL The Doctor is In“ podcast. Listen…and learn! More than a half-million downloads since its debut in April 2016 attest to the podcast’s popularity.
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: “Listener Mailbag.”
Antenna
The deadline to submit a design for the 2018 QST Antenna Design Competition is just ahead — September 1! The competition challenge is to design the best LF, MF, or HF antenna for limited-space applications. ARRL can only accept one entry pe... Read more
App - Mobile
HamSphere 4.0 Mobile is a virtual portable Ham Radio transceiver for Shortwave, VHF and UHF bands. Talk with thousands of Ham Radio operators around the world. The app features over 20 portable NEC designed antennas, Rotator and Antenna sel... Read more
Digital Modes
Joe Taylor, K1JT, Steve Franke, K9AN, and Bill Somerville, G4WJS April 22, 2019 Introduction: FT4 is an experimental digital mode designed specifically for radio contesting. Like FT8, it uses fixed-length transmissions, structured messages... Read more
Equipment
EXTRAFLEX BURY /.400″ – Low loss Coax Cable
EXTRAFLEX BURY /.400″ [10,3 mm / 0,405 inches Cable] WHY CHOOSE THIS CABLE: – The only 10,3mm coax that can be use bo... Read more
Ultra-compact transceiver Lab599 Discovery TX-500
The Lab599 Discovery covers 160-6 meters, all modes, with a maximum power output of 10 W. It comes with true desktop-radio features, like auto-notch,... Read more
Compact In-Line stereo DSP noise cancelling module -BHI
Compact In-Line stereo DSP noise cancelling module £179.95 Net Price (ex VAT) £ 149.96 Add to Cart Compact In-Line 0.270 kg Weight: A-COMPACT IN-LINE... Read more
![Commradio CR-1a Receiver [ Video ]](https://qrznow.com/wp-content/uploads/2019/06/514572dc3c9d4dc202a2b97334170b1e-190x122.jpeg)
![1A2R – connect two radios to one amplifier [ 4O3A ]](https://qrznow.com/wp-content/uploads/2019/06/65012394_2166865690271472_5313530966478684160_n-190x122.jpg)
1A2R – connect two radios to one amplifier [ 4O3A ]
A2R is a switch with the capability to share one amplifier between two radios. If you have a Solid State amplifier with fast band switching, it can up... Read more
RM Italy BLA-600 Review with Martin Lynch
The BLA 600 is a wideband compact, fully automatic 500W wideband linear amplifier for the HF bands and 6m, from 1.8 to 54 MHz. Totally ideal for runni... Read more
MRF101AN: 100 W CW over 1.8-250 MHz, 50 V Wideband RF Power LDMOS Transistor
These devices, MRF101AN and MRF101BN, are designed for use in HF and VHF communications, industrial, scientific and medical (ISM) and broadcast and ae... Read more
OMEGA- Portable radio
Frequency coverage (MHz) Rx 0.100 – 72.000 Tx 1.800-2.0007.000-7.200 18.068-18.168 28.000-30.000 3.500-3.80010.100-10.150 21.000-21.450 50.000-52.000... Read more
