“Vacuum Tubes” is the topic of the current (February 15) 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.
VHF
Small APRS Transceiver with MicroAPRS by DB1NTO
Small APRS Transceiver with MicroAPRS by DB1NTO Read full Article from DB1NTO : Read more
An introduction to QOscar 100
Noel Matthews, G8GTZ, Dave Crump, G8GKQ and Phil Crump, M0DNY gave a presentation at AGM 2019 on Qatar Oscar 100, the geostationary amateur transponde... Read more
JIANPAI 8800 QUAD-Band Handheld Radio With Airband Receive
QUAD-Band Handheld Radio Specifications: Brand JIANPAI Product Model 8800UV (plus) Intercom type Full-frequency 8-band intercom Power ≤ 20W Theoretica... Read more
Ionospheric radio propagation, Skywaves, Skip Distance, & Skip Zone are key aspects
Understanding the way in which HF radio signals actually propagate can help the effects of ionospheric propagation to be used to its best. Skywaves, s... Read more
TYT TH-9000D – VHF
The TYT TH-9000 is the Amateur compliant transceiver, with commercial grade features. This radio can be used on the BC Forest Logging Roads, and can... Read more
BaoFeng UV-5R vs. AnyTone NSTIG-8R
A brief over view of differences between the AnyTone NSTIG-8R versus the BaoFeng UV-5R. This video highlights primarily the feature differences... Read more
Review
PicoAPRS with GPS receiver
“Worlds smallest APRS transceiver with TNC” offers many applications. Matchbox-sized, built-in GPS receiver. The transceiver can not only... Read more
![Xiegu X6100 [ Video Demo ]](https://qrznow.com/wp-content/uploads/2021/12/maxresdefault-1-2-190x122.jpg)
Xiegu X6100 [ Video Demo ]
Xiegu X6100 Read more
Unboxing the MFJ-998 – 1500 Watts automatic antenna tuner
Full 1500 watts SSB/CW…Digital & Analog SWR/WattMeter . . . All features of MFJ IntelliTuners– Ultra-fast, Safe Automatic Tuning . . . Wide... Read more
Equipment
Filtered 2400 MHz Driver Amplifier Kits Now Available
This kit has been designed by David Bowman G0MRF and contains all the parts required to drive a PA on 2.4 GHz for QO-100. The completed board will hav... Read more
R2T2 – multiuser SDR transceiver with WEB interface
The R2T2 is a complete SDR transceiver which by its construction to date reflects the art and through his extensive peripherals and modular structure... Read more
Yaesu announced the external speaker SP-10 and SP-20
Yaesu SP-10 and SP-20 SP-10 and SP-20 On December 8, 2016, Yaesu Radio Co., Ltd. announced the external speaker “SP-10” (12,000 yen tax-ex... Read more
Monitor Station Lextel MS-2000
Lextel MS-2000 is an RF Transmitter Station Monitor which analyzes auxiliary devices and antenna characteristics as well as the source that powers the... Read more
Airspy advanced open-source software defined radio receiver
What is Airspy? Airspy is an advanced open-source software defined radio receiver with adequate dynamic range, capable of sampling 10MHz... Read more
SDRplay announces the RSPdx
SDRplay Limited has announced the launch of a new Software Defined Radio product – the RSPdx. The RSPdx is a replacement for the highly successful RSP... Read more
Antenna
Momobeam MB9 12/17/30 Antenna for Warc Bands
New Momobeam MB9 12/17/30 antenna for warc bands without compromises. The MB9 12-17-30 is a big and solid fullsize antenna for the WARC bands o... Read more
New Antenna Physics Book from ARRL!
Written to bridge the gap between basic theory and graduate-level engineering texts, the second edition of Antenna Physics: An Introduction includes n... Read more
VHF/UHF/HF HEXTENNA ™ DELUXE VERTICAL / DIPOLE
The NEW DELUXE version of the HexTenna™ by Alpha Antenna® is a legal limit and full size portable VHF/UHF/HF system for 2 to 40 meters, 220MHz, &... Read more
JK Antennas JK65 6 Meter Yagi
6 Meter Yagi Want to be heard on 6? JK Antennas JK65 6-Meter Yagi Antennas give you tremendous VHF performance with very high gain on a... Read more
Jim W6LG Shows How He Connects 2 HF Antennas at the Same Time
JIm, W6LG shows how he recently used 2 off the shelf coax switches to connect 2 antennas to his transceiver at the same time. This simple solution rep... Read more
Kite antenna for 160-10m – Oceania DX Contest
“Testing a kite antenna for HF during the Oceania DX Phone Contest on Oct 3, 2010 at Tania Park, Balgowlah Heights, Sydney. The Rokkaku kite eas... Read more
Digital Modes
Everybody’s Trying the New FT8!
“FT8 is the newest weak-signal mode from Joe Taylor, K1JT, and friends. It operates very much like JT65 but is four times faster and more automa... Read more
New Digital Modes Changing Complexion of Bands and Perhaps of Ham Radio
The wave of software-based digital modes over the past several years has altered the atmosphere of the HF bands. Some suggest the popularity of modes... Read more
New Ham Shack Part 4, Audio Mixer Installation by K7AGE
In this video I show you how I setup an audio mixer for my ham radio station. I am using this mixer to monitor the audio outputs from my Elecraft K3,... Read more
New Digital Mode from K1JT – FT8
“Dear WSJT-X Beta-Test Colleagues, Steve (K9AN) and I have developed a potential new mode for WSJT-X. We’re calling the mode “FT8... Read more
New FT4 Mode with more 20K spots in few your hours realese
Source: LINK WSJTX 2.1.0RC5 Release! – The FT4 Protocol for Digital Contesting The FT4 Protocol for Digital Contesting by K1J... Read more
