“The answer may surprise you. There is some distortion in the audio towards the end of the video.
Antenna
Robot Adds New Twist to NIST Antenna Measurements and Calibrations
The National Institute of Standards and Technology (NIST) has been pioneering antenna measurement methods for decades, but a new robot may be the ulti... Read more
![Super Versa Xseries Antenna [ Japan ] 11 and 8 elemets HF Antenna](https://qrznow.com/wp-content/uploads/2016/11/408xmain-190x122.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
Inac AH-1430 (20, 17, 15, 12, 10 m band) – Antenna
AH-521, is a halo antenna of small size but high performance. Supports an RF level between 140 and 210 W. Covers bands used between 12 and 30 M... Read more
Transmission Line Calculator by AA3RL
Introduction: There are a variety of programs available to the Radio Amateur that will calculate virtually every transmission line parameter that one... Read more
Dual-band V-UHF Quad Antennas
Why choose the 6BS-270 antenna versus a traditional Yagui? · Elements of full wavelength, reaching maximum efficiency in TX / RX. · Optimized design.... Read more
Review
Retevis RT95 Mobile Review – Is a budget mobile radio worth it?
RT95 Dual Band Transceiver Mobile Amateur Radio “I’ve been using the Retevis RT95 Mobile Ham Radio in my Jeep TJ as a daily driver for a... Read more
Flex Radio, SmartLink Demo and Intro to MultiFlex
“This will be a multi-part video that was recorded at Flex Radio HQ in Austin Texas, March of 2019. SmartLink version 3, featuring MultiFlex, is... Read more
Coaxial cable quality review
Coaxial cable quality review What to look for in a coaxial cable and at what price? Not all coaxial cables are constructed equal. This is what you sho... Read more
Review of MFJ-8504B RF Receiver Distribution Amplifier
Review of MFJ-8504B RF Receiver Distribution Amplifier Read more
VHF
MOTOTRBO XPR 7000 Series
The MOTOTRBO XPR 7000 Series is a communications powerhouse for demanding users. Offering a full set of features and rich functionality in one... Read more
Qatar OSCAR-100 Wideband Spectrum Monitor
OSCAR-100 This spectrum monitor, hosted at Goonhilly Earth Station in Cornwall, shows the Qatar OSCAR-100 wideband transponder onboard the Es’ha... Read more
Amateur Radio Guide to Digital Mobile Radio (DMR) by W2XAB
What is DMR? Digital Mobile Radio (DMR) was developed by the European Telecommunications Standards Institute (ETSI) and is used worldwide by pr... Read more
144MHz Two-way Trans-Atlantic Beacon (IO51dn) EI2DKH
” This page contains information and reception reports for the IRTS 144MHz two-way Trans-Atlantic Beacon operated on behalf of the Irish... Read more
QYT KT-780 Plus 100 Watts 2 meter Mobile Radio Review and Demo
The QYT KT-780 Plus is a 100 watt mobile radio on the 2 meter Amateur Radio Band, and works on FM mode. Today we will walk through the menu of the rad... Read more
Equipment
Icom Launch Innovative IC-R8600 Wideband Communication Receiver
The IC-R8600 is a new, advanced communication receiver with the capability of covering a huge range of radio spectrum from 10kHz to 3GHz as well as ha... Read more
Icom – Download 2014 Amateur Product Catalog (PDF)
Icom – Download 2014 Amateur Product Catalog (PDF) Read more
PANADAPTER For Any Radio DC – 160 MHz SDR Antenna Switch
PANADAPTER For Any Radio DC – 160 MHz SDR Antenna Switch Read more
GZV6000 Switching Mode DC Power Supply – 60 Amp
Special Features: • Size: 8.25″ x 4.5″ x 16″ • Weight: 12.8 lbs. • 60 Amp Continuous Rating, 100% Duty Cycle • Variable Voltage Cont... Read more
SunSDR2 PRO
The brand new SunSDR2 PRO transceiver is a modern SDR transceiver developed with contesting and DXing in mind. It covers all HF bands plus 50 M... Read more
