“Antenna Rotators” is the topic of the new (August 2) 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.
Antenna
KE4PT and W4RQ Win the September QST Cover Plaque Award
The winning article for the September 2018 QST Cover Plaque award is “Small Gap-Resonated HF Loop Antennas” by Kai Siwiak, KE4PT, and Richard Quick, W... Read more
MFJ-226 – 1-230 MHZ ANTENNA EXPECT TIMES GRAPHIC ANALYZER
MFJ VNA Antenna Analyzer covers 1 to 230 MHz, 1Hz resolution.•Frequency sweep plots: SWR, Impedance, Resistance, Reactance,Phase Angle, Complex Return... Read more
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer.
Testing My Mini 64:1 Half-Wave End-Fed Antenna Transformer. Read more
MomoBeam DUO 6 20-40 SF – BIBAND – 20M and 40M
DUO 6 20-40 SF is every contester’s dream, a dual-band yagi with separate feed line, high power handling, large bandwidth and with the usual Momobeam... Read more
KT31WARC, 18.068-18.168 / 24.890-24.990 MHZ
The updated KT31WARC offers flexibility in size and frequencies. It is truly unique in many ways. The KT31WARC covers 12,17 and 20 or 30 meters. 20 or... Read more
VHF
TH-D74 – Kenwood – APRS & D-STAR
TH-D74 The long-awaited “APRS” & “D-STAR”. To the dictates of the sensibility, to a new investment style. PRS communicati... Read more
Recent activity on the 23cm band RNSS Coexistence Studies
The Chair of IARU Region 1 Spectrum Affairs, Barry Lewis G4SJH, reports on the work being done in defending the interests of the Amateur Services... Read more
VGC VR-6600PRO
Product Description Place of Origin Fujian, China (Mainland) Brand Name VGC Model Number VR-6600PRO Type Vehicle Mouted Dimensions 157 X 66 X 33.5mm F... Read more
IC V86 Review with George Thomas and Ray Novak
The IC-V86 gives you more audio, more RF power, more coverage and more battery capacity in a compact, MIL-STD portable. With 1.5W of receive audio pow... Read more
Icom Amateur Radio and D-STAR Catalogues , Now Available to Download!
“The 2015 editions of the Icom Amateur radio and D-STAR catalogues are now available to download from this website. Both catalogues have been up... Read more
Equipment
MRF1K50H: 1500 W CW over 1.8-500 MHz, 50 V Wideband RF Power LDMOS Transistor
This high ruggedness device, MRF1K50H, is designed for use in high VSWR industrial, scientific and medical applications, as well as radio and VHF TV b... Read more
Radiosport RS20S Headset
Over-The-Head “Listen Only” headset in Carbon Fiber finish. The perfect CW Ops headset with 24dB Noise Reduction when you’re digging... Read more
The One Person Antenna Raiser by KL7JR
The One Person Antenna Raiser Like to operate portable? Do you have trouble finding help for antenna raising at your QTH? This may just be the... Read more
Malachite V4 SDR DSP Radio Receiver 50KHz – 2GHZ
50KHz-2GHZ V4 Malachite SDR DSP SDR Radio Receiver AM/SSB/NFM/WFM Shortwave Radio with Speaker Expansion Module “Here we take a look at another... Read more
Spiderbeam 26m fiberglass pole ( 85ft )
This pole is built very similar to our well proven 12m and 18m fiberglass poles, and carefully designed to maintain low weight and perfect bala... Read more
App - Mobile
Morse Code Decoder for Android
Morse Code Decoder Morse Expert decodes Morse Code audio to text. Optimized for decoding weak, fading signals in the presence of interference, especia... Read more
N1KDO’s LoTW Look – Android
This application allows Amateur Radio Operators to browse and search their Logbook of the World (LOTW) QSL confirmations on their handheld de... Read more
SmartSDR for iOS v3.9.12 Now Available
Marcus, DL8MRE announces that release of SmartSDR for iOS v3.9.12 is now available for download or update from the Apple App Store. SmartSDR is a full... Read more
QRZ.com App for Android now in Beta Testing
The updates to QRZ’s Android App, formerly known as QRZDroid have been released and are available to those who are interested in trying it out.... Read more
QTH Locator Droid – Mobile App
The QTH Locator App was developed for HAM Radio use. This is the extended version of “Maidenhead Grid Locator” using Google Maps to show a... Read more
