The winning article for the December 2020 QST Cover Plaque award is “The Tuna Tin S — A Bare-Bones Synthesized QRPp Transmitter,” by Bob Fontana, AK3Y.
The QST Cover Plaque Award — given to the author or authors of the most popular article in each issue — is determined by a vote of ARRL members on the QST Cover Plaque Poll web page. Cast a ballot for your favorite article today!
SOURCE:ARRL
Antenna
Installed a HUGE 90m (300 feet) Receive Loop
Amazing 90m loop with 4:1 balun. How does it compare to the smaller Loop On Ground? Read more
The MFJ-1669 40-10 Meter Mobile Antenna with built-in Auto Tuner
10-BAND HF/VHF 80-2M MOBILE ANT, 200W, 3/8-24 STUB The MFJ-1669 40-10 Meter Mobile Antenna with built-in Auto Tuner A brand new product from MFJ to ma... Read more
Alpine Mobile Antenna Model 100S
Alpine Mobile Antenna Model 100S Basic model is unpainted silver with a neopreen cover. All models are: 500 Watts 6-80 Meters Motorized 12 volt 39... Read more
![Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna](https://qrznow.com/wp-content/uploads/2016/11/408xmain-265x168.jpg)
Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna
Type number KA1-211X KA1-408X KA1-411X Gain table / size Frequency (MHz) 14-50 7-50 7-50 The total number of elements 11 Elements 8 Elements 11 Elemen... Read more
SteppIR UrbanBeam and SDA 2000 – full review (HF antenna)
SteppIR UrbanBeam “This is a full review of the SteppIR UrbanBeam (multiband HF antenna) with the SDA 2000 controller (OptimizIR). It’s part 3 o... Read more
Review
Elecraft KX1 & AX1: Dodging the rain at Lake James State Park
Dodging the rain at Lake James State Park Read more
![HF power amplifier BURST-2000A [ VIDEO ]](https://qrznow.com/wp-content/uploads/2019/01/50706002_1832830953511996_8929897844937064448_n-1-265x168.jpg)
![YAESU FT- 891 First Test [ Video ]](https://qrznow.com/wp-content/uploads/2016/10/yaesu-ft891_asd-265x168.jpg)
YAESU FT- 891 First Test [ Video ]
FT-891 HF+50Mhz ALL MODE MOBILE TRANSCEIVER The FT-891 HF All Mode Mobile Transceiver once again continues Yaesu’s legacy for legendary receiver... Read more
Tips on Operating Linear Amateur Radio Satellites (Part 2)
Tips on Operating Linear Amateur Radio Satellites (Part 2) Read more
Xiegu G90 Unboxing
G90 is a portable 20W HF amateur radio transceiver with an SDR architecture with built-in auto antenna tuner. The display unit and the radio can be se... Read more
Equipment
Microsat APRS Voyager + GPS-RS232
APRS Tracker/TNC With 7W Transceiver With External GPS Antenna Configuration software for Windows (STABLE firmware): APRS Voyager Configurator v1.08 (... Read more
XTRX – A high-performance SDR in a mini PCIe form factor
A high-performance SDR in a mini PCIe form factor Features & Specifications RF Chipset: Lime Microsystems LMS7002M FPRF FPGA Chipset: Xilinx Artix... Read more
MFJ Digital SWR / Wattmeters – MFJ-845/847
MFJ-845/847 New MFJ Digital SWR/Wattmeters display Forward, Refelected Power, SWR and Battery life all in a single glance! Large 1/2” forward power d... Read more
RF SHARK SHORTWAVE RECEIVER KIT
The receiver works according to the double superhet principle and is designed for the frequency range from 40 kHz to 30 MHz. It is characterized by an... Read more
The Siru Innovatios SDR20 multi-touch portable SDR
Siru Innovatios SDR20 multi-touch portable SDR Features: 2-channel transceiver operation Two methodologies for implementation: IQ Mod / Demod and Dire... Read more
News
iPortable Rack Systems | Ham Radio Rack Mounts
Take your Ham Radio Portable with iPortable. A look at these really cool rack mount units for HF/VHF/UHF Ham Radio. Portable Pro2 Equipment Rack Syste... Read more
The history of communicating with submarines underwater
“Nestled deep in the Chequamegon-Nicolet National Forest in Northwest Wisconsin is the small town of Clam Lake. Clam Lake is best known for the... Read more
K4BEN, announces the official beta of his Remote Radio Service
K4BEN, announces the official beta of his Remote Radio Service, DXRemote.net. It is a very simple concept: his enterprise-class, redundant n... Read more
New at ICOM Hamvention 2022!
ICOM Hamvention 2022! Take your contesting experience to the next level with the latest LDMOS power device with features supporting a SO2R operation i... Read more
AMSAT-UK announce the 2022 International Space Colloquium
AMSAT-UK is very happy to announce the 2022 AMSAT-UK International Space Colloquium will be held as part of the RSGB Convention on October 8-9 at the... Read more