Radio Receiver Signal to Noise Ratio SNR Specification
One of the key performance attributes of any radio receiver old or new, professional or domestic is its sensitivity....
Tag: hamradio
4Y1A International Civil Aviation ICAO. From DXNews.com
4U1A Team will be active as 4Y1A from Vienna, Austria, for International Civil Aviation Day, 7 – 11 December...
Amazing How to Build a 4:1 Balun – Start to Finish
Fantastic “must-see” entertaining and practical buildathon with Mike M0MSN & Callum showing the complete build of a 4:1 Balun....
A22LL Botswana. From DXNews.com
Shalk, ZS1LL will be active as A22LL from Botswana, 27 – 28 November 2021.
JTAlert 2.50.8 is available – FT8
JTAlert New: - Callsigns Window: New ATNO (All Time New One) visual alert for the Wanted DXCC, US State...
AU2JCB India. From DXNews.com
AU2JCB is a special event call-sign to commemorate the birth date (30 NOV) and to pay homage and to...
Working with the Xiegu X6100 [ Videos ]
Xiegu X6100 2e0bvj working special event station TM60ANT in France on 20 metres with the Xiegu X6100. 10 watts...
RFinder B1 Plus – HRO at Pacificon 2021
RFinder In this video from Pacificon 2021, Bob Greenberg talks about his product, the RFinder B1 Plus, a digital...
Made in the USA! Ham Radio Holiday Gift List 2021
This year my ham radio holiday gift list features items all made in the USA. Field Notes Steno Book...
How well is the VHF Repeater Hearing your Signal?
VHF Repeater “Collin, K0NNK, is having some trouble with is antenna and a nearby repeater. He hit a 2...
PJ7/G4JEC PJ7/K0HAC Sint Maarten Island. From DXNews.com
Chris, N0UK/G4JEC and Holly (YL), K0HAC will be active from Sint Maarten Island, IOTA NA-105, 27 November – 4...
Dayton Hamvention Expects to be Live Event in 2022
Dayton Hamvention® organizers are planning to mount the first in-person show in 2022, following 2 years of COVID-related cancellations....
E2A Thailand. From DXNews.com
E2A Team will be active from Thailand in CQ WW DX CW Contest, 27 – 28 November 2021.
ZF1A Cayman Islands. From DXNews.com
ZF1A Team will be active from Cayman Islands, IOTA NA – 016, CQ WW DX CW Contest, 27 –...
Xiegu X6100 HF – First Look and Review
Xiegu X6100 “We are looking at the *first* production X6100 radio from Xiegu and Radioddity. This radio covers 120...
KL7RA Alaska. From DXNews.com
KL7RA Team will be active from Alaska in CQ WW DX CW Contest, 27 – 28 November 2021.
DX Commander Part 2 – HF Vertical
Some slight mishaps have been fixed, some radials have been re-established, and it is time to double check this...
Big Bright Regions Beckon Amid a Big Aurora Show | Solar Storm Forecast 11.22.2021
“Activity remains subdued this week with only pockets of fast solar wind to bring sporadic aurora to high latitudes,...
Choosing a “Step Up” Software Defined Radio (SDR)
We talk about the benefits of step up SDRs, and look at 4 models under $200. Antenna 100 ft...
ISS SSTV Dec 1-2 145.800 MHz FM
Russian cosmonauts on the International Space Station (ISS) are planning to transmit Slow Scan TV images on 145.800 MHz...
PJ2T Curacao Island. From DXNews.com
PJ2T Team will be active from Curacao Island, IOTA SA – 099, in CQ WW DX CW Contest, 27...
Does 5 x Copper Rods Help my Antenna Field and Inverted L?
So I grounded the fence to the ground to help my Inverted L on 80m. WIll it make any...
What’s Inside a 49:1 Unun?
Terence, 2E0IPK, asks “What makes a 49:1 unun and what does 49:1 actually mean? Antenna How to Build Cheap...
Chamleon Antenna’s MPAS Antenna, is it as good as a Dipole?
“Not long ago I purchased the Cha Hybrid-Mini from Chameleon Antennas. This is the 500 watt SSB and 250w...
V26K Antigua Island. From DXNews.com
Bud, AA3B will be active as V26K from Antigua Island, IOTA NA – 100, 21 – 29 November 2021.