A question from an Oggie prompted this look at the use of transponders in amateur radio.
Antenna
HF Antennas for Beginners: Tuesdays with Tim and Jeff
“We are bringing in 2021 with Tuesdays with Tim, K3LR and Jeff,KB8ZWT discussing HF antennas. Did you recently upgrade from tech to general? Tha... Read more
Portable Carbon Fiber Telescopic Antenna Mast With Premium Tripod, Review/Demo
Portable Carbon Fiber Telescopic Antenna Mast With Premium Tripod, Review/Demo Read more
OB12-6 12 Element Yagi 40-20-17-15-12-10m – Optibeam
Unique in the world: 6 bands – no traps – 1 feedline – no tuning – perfect performance The new version of the OB12-6,... Read more
6M-F Magnetic Loop
A 50~54 mHz high performance, CNC manufactured, all aluminum magnetic loop antenna. At only 18 inches, and 1½ pounds, it’s an excellent choice for re... Read more
Review
Unboxing TYT MD-380 – HRN 267
Unboxing a TYT MD-380 DMR HT, and a lot more rambling (because we don’t do unboxings). I also talk about the BTech (BaoFeng) UV 5×3 tri-ban... Read more
IC-7610 Technical Report Vol. 2 (English Version)
IC-7610 Technical Report, which explains the RF direct sampling system and RMDR used in the IC-7610. You can find the Technical Report here: http:/... Read more
How to use the Magnetic Loop Antenna – Spring RELAX
“Here I want to show you how to use the Magnetic Loop Antenna. I have enjoyed the walk during this beautiful spring day. This day has been windy... Read more
RSPduo gives outstanding results vs a rig costing 10X the price!
This video, released today by AE5X shows how well the RSPduo performs up against the Flex6300: Read more
What makes a good portable CW paddle?
Richard G3CWI of SOTABEAMS has released a 3 minute video looking at the differences between a paddle designed for portable use and a fixed-station pad... Read more
Equipment
New ! Band decoder with another TRX control output for Arduino
Allows you to read the frequency or band data from your transceiver and switch output relay(s) by the defined rules . Another feature allows you to se... Read more
Elad FDM-DUO: now available in camouflage!
FDM-DUO is a SDR tranceiver that offers the possibility to operate STand-alone like traditional radio or attached to a Personal Computer discovering t... Read more
Radiosport RS55SL SuperLight Travel Headset
Travel headset The newest edition headset from Radiosport – The SuperLIght Flex Boom-Mic headset. The perfect companion for your SmartPhone, T... Read more
New Russian PA. 2000 Watts . Liquid cooling. Weighs only 14 pounds!
BURST 2000A HF power amplifier BURST-2000A 2200 W PEP output power (SSB and CW) All HF bands, including WARC bands and 6 meters Rated input pow... Read more
STEMlab 122.88-16 SDR kit basic – REDPITAYA
REDPITAYA – Tailored for HF+50MHz SDR & other RF applications – Comes with two 16 bit ACDs 50 ohm inputs; 14 bit DACs 50 ohm outputs... Read more
News
Home but never alone: Celebrating World Amateur Radio Day
Image credit: Otava Tuomi. Early last year, when the outbreak of coronavirus (COVID-19) first pushed much of the world into lockdown, one traditional... Read more
National Science Foundation Funds Creation of Research Lab at Alaska’s HAARP
A 5-year, $9.3 million National Science Foundation (NSF) grant will allow the University of Alaska Fairbanks (UAF) Geophysical Institute to establish... Read more
St. Vincent Radio Amateurs on Alert During Volcano Emergency
Donald de Riggs, J88CD, on the Caribbean island of St. Vincent, says that on April 13, the 42nd anniversary of the 1979 eruption of the La Soufriere v... Read more
Can You Cook A Hotdog With Ham Radio?
“I’ve always been facinated by the physical affects of RF. Today, a light experiment testing if can cook hotdogs with RF. The test incorpo... Read more
Updated Radio Frequency Exposure Rules Become Effective on May 3
The FCC has announced that rule changes detailed in a lengthy 2019 Report and Order governing RF exposure standards go into effect on May 3, 2021. The... Read more
