HF SDR Transceiver




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
ICOM will announce news at Hamvention
This morning Icom announced that it will have “new and exciting is on the horizon” during Dayton Hamvention 2022 Will it be a new HF or VH... Read more
Annual Armed Forces Day Cross-Band Exercise Set for May 14
The US Department of Defense will host this year’s Armed Forces Day (AFD) Cross-Band Test on Saturday, May 14. While Armed Forces Day is May 21, the A... Read more
Antenna
Inflatable Satellite Antenna
Inflatable Satellite Antenna GATR 2.4m Inflatable Ku & C Band Satellite Antenna VSAT Satcom Deployable Up for auction is an GATR 2.4m inflatable a... Read more
You are using the WRONG toroid for an EFHW Antenna, Maybe!
Did you know, not all Toroids are created the same? They may look the same, but there is one big difference! UPDATE: I’m sorry, in the video I w... Read more
7 BAND HF COBWEB ANTENNA – 1 KW
COBWEB ANTENNA Multiband cobweb antenna works on 7 HF bands and up to 1000w. Bands are 14,18,21,24,28,50,70 MHz Built and modified by me for my friend... Read more
DIAMOND HF MOBILE “CL” SERIES ANTENNAS
The Diamond HF Mobile “CL” Series Antennas are a bit special. Centre Loafing is claomed to be superior to base loafing. Peter G3OJV, tests... Read more
Diamond D3000N Super Discone Ultra-Wideband Antenna
“In this video we cover the assembly, installation and testing of the 3000N Discone for use on an SDR and home scanner.” Ultra-wideband de... Read more
This Is Not A Tree – Disguised Radio Transmitter Towers
Disguised Radio Transmitter Towers Read more
How to Read an SWR Curve
“It’s impportant we understand where an antenna tunes and what is the 1.5:1 bandwidth, particularly for Amplifier users and those without... Read more
Contesting
ARI International DX Contest 2022
1. The Associazione Radioamatori Italiani (A.R.I.) has the honour of inviting radio amateurs from all over the world to participate in... Read more
ARRL June VHF Contest Adds Analog-Only Category
New For 2022: Single Operator entrants can now enter in either All Mode (which included all digital modes) or Analog-Only (CW/SSB/FM) subcategories. S... Read more
Japan International DX Contest
==== New Category Multi 2TX (2021-03) We will have the "MULTI-OPERATOR 2-TX" category in 2021. (CQ-WW Two-TX QSY rule will be applied) The exact rules... Read more
EA RTTY Contest Rules
– Click here to announce your participation in this contest – Organized by: Unión de Radioaficionados Españoles (URE); delegated in EB4Z. To part... Read more
CQ to Limit Contest Participation by Stations in Russia, Belarus and Donbas Region of Ukraine
The CQ magazine website has just published “STATEMENT OF CQ COMMUNICATIONS, INC.,REGARDING CQ CONTESTS AND THE RUSSIANINVASION OF UKRAINE ... Read more
ICOM IC 7300 and 9700 hidden feature for contesting
Hidden feature of using your up down buttons to trigger TX memories. Read more
PT5J x ZW5B – ARRL DX SSB 2022
Hello friends: Although it is not common for GADX stations to compete in the same category in international contests, in this ARRL DX we had a happy c... Read more
Dxing
S.P.E Expert has been selected as the exclusive amplifier for the Bouvet DXpedition
This week we rcvd 4 x S.P.E amplifiers in Oslo. All amplifiers have been fully serviced for free at the factory in Italy, and some minorcomponents hav... Read more
Canadian amateurs to use special prefixes for Platinum Jubilee
Canada’s radio amateurs will be using the prefixes XK, XJ, VG and VX from May 15 to July 14 to celebrate the Platinum Jubilee of Queen Elizabeth... Read more
CQ DX Marathon updates
Photo: PY5EG In 2005, W9KNI and CQ Magazine asked me if I was interested in managing a new contest for CQ Magazine – the CQ DX Marathon. This ne... Read more
Crozet Island DXpedition Preparations are Moving Forward
Crozet Island The upcoming solo Crozet Island DXpedition spearheaded by Thierry Mazel, F6CUK, will likely arrive on the island around C... Read more
Beijing Winter Olympics Special Event Station BY1CRA/WO22 is Active
The Chinese Radio Amateurs Club (CRAC) has announced that Beijing 2022 Olympic and Paralympic Winter Games special event station BY1CRA/WO22 is now ac... Read more
Managing the Pile-Up
Rule Number One of Pile-Ups: Stay in Control. Rule Number Two: Stations will use any means necessary to break the pile-up. Here are my tips to stay in... Read more
UBA 75 On The Air Event
On the occasion of the 75th anniversary of our UBA, more than 60 stations with the special ON75 prefix will be on the air during the months of January... Read more