“Magnetic Loops” is the topic of the latest (July 28) 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 in August: “SWR.”
Elecraft radios have acheived excellence in quality and design for the fast growing market of QRP Portable Operators. The AlexMic is a Audio Amplied S... Read more
METROPWR FX775, is a modern VECTOR POWER/SWR METER completely digital. It’s composed of a wattmeter and a power coupler for measurements up to 3/5kW. ... Read more
Ameritron ATR-20 Antenna Tuners are versatile, high-power antenna tuners. The ATR-20’s roller inductor “T” matching network continuo... Read more
Specifications Recever: Rx current: 80 M : 70 ma, 160 M : 100 ma Sensitivity: ~ -90 dBm (5 uV) Three audio bandwidth settings Transmitter: 80 M... Read more
Overview JUMA PA1000 is a very light weight solid state 1 kW linear amplifier for HF and 6 meter bands. JUMA PA1000 is using a most modern LD... Read more
Main functions: Always used one same – three to one – module. Put together up to four module expand up to 12 inputs. Available add same mo... Read more
RM Italy • Instant use without setup • over 1000 Watts Key-down Output • Instant Bandswitching, no tuning, no warm-up, SWR protected, • Quiet Variable... Read more
FDM-DUO is a SDR tranceiver that offers the possibility to operate STand-alone like traditional radio or attached to a Personal Computer discovering t... Read more
More
Audio Amplied Speaker Microphone designed for the Elecraft KX 2 and KX3 transceivers
METROPWR FX775 – VECTOR POWER/SWR METER
Ameritron ATR-20 Antenna Tuners ATR-20
QRP – Multi-band, Direct Conversion CW Transceiver
JUMA PA1000 1Kw HF + 6 meters
12×4 modular Antenna switch KIT
BLA 1000 1KW HF amplifier – RM Italy
Elad FDM-DUO: now available in camouflage!
