A canyon-shaped coronal hole (CH) is spewing solar wind toward Earth. This extreme ultraviolet image was taken by NASA’s Solar Dynamics Observator
News
ISS Slow Scan TV June 5-6
A Russian MAI-SSTV event is planned from the International Space Station for Wednesday, June 5 from 12:00-16:00 GMT and June 6 from 11:30-15:30 GMT. A... Read more
Dayton Hamvention Review – Ham Nation 403
All about the 2019 Dayton Hamvention. Bob, Gordo, Don and George are back from Dayton to talk about their experience in Dayton for the 2019 Hamvention... Read more
VHF
Super Gain HT Antenna By Diamond, SRH770S Dual Band
“If you are in the market for a high gain HT antenna for those fringe areas, this may be for you. The Diamond SRH770s is very flexible for porta... Read more
Review
Grounding, Bonding, Earthing, Shielding and Protecting with W6LG
Part 1 of 2. Jim recommends in detail how he believes grounding should be installed in the typical Ham Radio Statio Read more
Ailunce HS1 First Impressions HF SDR Radio!
A short-wave radio station is a radio communication device that operates at a wavelength of 100 to 10 meters (frequency of 3 to 30 MHz). Mainly used f... Read more