Using the ARRL RF Exposure Calculator
Brent, KI5HXM, has a question relating to RF exposure in a mobile environment. Dave wants to show a cool...
Tag: hamradio
JT5DX Mongolia. From DXNews.com
JT1CO will be active as JT5DX from Mongolia in CQ WW DX RTTY Contest, 25 – 26 September 2021.
Stretching Antenna Bandwidths
Often on the HF bands, we find that the quoted antenna frequency bandwidth is not wide enough to cover...
Open-Source Amateur Satellite Work Not Subject to Export Administration Regulation
CEO Michelle Thompson, W5NYV, reports that Open Research Institute (ORI) received an advisory opinion from the US Commerce Department...
ARRL, RSGB Announce Joint Events to Celebrate Centenary of Ham Radio Transatlantic Success
ARRL and the Radio Society of Great Britain will jointly sponsor events to celebrate the achievement of transatlantic communications...
Unboxing the Radioddity GD-AT10G
Dave has recently been sent a handheld radio from Radioddity. Let the unboxing begin! 10W/5W/2.5W/1W Selectable: The Radioddity GD-AT10G is...
SDR++ THE BLOAT FREE SDR SOFTWARE
In this video we take a look at a new and upcoming SDR Application called SDR ++ Wide hardware...
Bright Regions Emerge Too Fast To Count | Space Weather News 09.22.2021
Space Weather News 09.22.2021 Antenna How High Should a Dipole Be? A Look at Antenna Modeling October 05, 2017...
OX7A OX7AM OX7AKT OX3LG Greenland. From DXNews.com
OX7A Team will be active from Greenland, IOTA NA – 018, in CQ WW DX SSB Contest, 30 –...
Clear Frequencies Requested for Possible Nicaragua Earthquake Traffic
IARU Region 2 Emergency Coordinator Carlos Alberto Santamaría González, CO2JC, has requested that radio amateurs in Central America avoid...
Radio Amateurs on Standby Following La Palma Volcanic Eruption
The Cumbre Vieja volcano on La Palmas in Spain’s Canary Islands erupted for the first time in 50 years...
IARU Region 1 Monitoring System Says Radio France International Splatter “Untenable”
The International Amateur Radio Union (IARU) Region 1 Monitoring System (IARUMS) August newsletter reports that Radio France International was active daily between...
Choosing Lightning Arresters
Robert, KG5BJF, is getting ready to set up his station and his question is “How do you determine which...
HS0ZME Thailand. From DXNews.com
Lars, SM6NT will be active again as HS0ZME from Hua Hin, Thailand, 9 November 2021 – 5 April 2022.
Why Sunspot Cycle 25 Might Be a Big One –The Latest Research for Ham Radio Operators
Special guest Dr. Scott McIntosh explains why sunspot cycle 25 will be big Antenna Comparing Elevated 1/4w Vertical vs....
Chameleon Tactical Delta Loop – Antenna Review
The Chameleon Tactical Delta Loop covers 80 meters through 6 meters. and will handle 100 watts on SSB and...
Yaesu FT5DR Ham Radio Handheld Unboxing
Brand new from Yaesu is the FT5D Dual Band Fusion Handheld Ham Radio. Let’s take a look at this...
End Fed Dipoles : So I need a Counterpoise?
Kenneth, WB3JFR, encouraged this question. Do you need to use a counterpoise just because its “End Fed”? Antenna SteppIR...
DMX-40 Transceiver
The Premier Morse Translator/Transceiver Tired of trying to learn Morse code? Searching for a state-of-the-art decoder/encoder companion for your...
ARISS Contact Scheduled with Patients at the Children’s National Hospital
Patients at the Children’s National Hospital in Washington, DC, will participate in an Amateur Radio on the International Space...
How to Renew Your License
Natalie, KK4FLA, has one question that is very simple but still important. “How does one renew his license?” Antenna...
C92R Mozambique. From DXNews.com
Elvira, IV3FSG will be active as C92R from Mozambique in October 2021.
Antenna Review | MFJ Ham Stick
MFJ Ham Stick Antenna DxGlider52: Ultimate DX-Contest Tribander 18 elements ~ 52ft boom November 24, 2014 No comments ...