Interesting details of the crystal radio and cat’s whisker detectors showing several example radios from the 1920s and 1930s.
More
Tecsun S2000
Product Description Tecsun S2000 Desktop Radio: This is the ultimate desktop listeners radio combining all of the features of the Tecsun radio... Read more
DX Engineering Catalog 2015
DX Engineering Catalog 2015 Download or View Catalog Online Read more
Testing the NEW GD-55+ for DMR
Advanced GPS function for emergency communication 10W High Power IP-67 Waterproofed Call Recording Emergency Alert (“Man Down” Alarm) 2800mAh Lithium... Read more
DX News — ARRL DX Bulletin #31:
ZCZC AE31 QST de W1AW DX Bulletin 31 ARLD031 >From ARRL Headquarters Newington CT August 6, 2015 To all radio amateurs SB DX ARL ARLD031 ARLD031 DX... Read more
The K7RA Solar Update
A new sunspot group emerged on June 24, but don’t count on it persisting much longer. It emerged already far along the western limb and is about to ro... Read more
Iranian Radars Showing Up on 10 Meters
While 10 meters has not been the hottest band in the Amateur Radio toolkit of late, Iran apparently has found it an ideal spot to operate various rada... Read more
Taking Parks to the Air, with the Help of Some Ham
Fred and Jennifer Harris transmit from Salinas Pueblo Missions National Monument in New Mexico while their children sport their junior ranger badges i... Read more
Ham radio a lasting technology, hobby
By Scott Cousins – For the Telegraph COLLINSVILLE — When everything else fails, ham radio operators will still be there. For many amateur... Read more
RECENT RS-689 10 Watts Tri Band Handheld Radio
RECENT RS-689 – Handheld Radio HI/MI/LO Power Selective (Max Power :10W) Tri-band Frequency, Dual Display and Standby Torch Light Function DTMF... Read more
KC0YQF Makes Mountain Goat
“This video is about KC0YQF Makes Mountain Goat. It has been a multi year effort and a lot of fun for both of us. Lynn is now the 1st Female to... Read more
Professional Maps for Amateur Radio
Why CQmaps? CQmaps was designed from the start to offer more to Amateur Radio operators than just another map with a few specific detail... Read more
Installation and Review of the Ameritron RCS-8V Remote Coax Switch
Ameritron’s Remote Coax Switch lets you remotely switch up to five separate antennas using one inexpensive small control line (like standard telephone... Read more
New US Submarine Forces Commander is Radio Amateur
US Navy Vice Admiral Charles A. “Chas” Richard, W4HFZ, assumed command of US submarine forces during a change-of-command ceremony on August 4, held ab... Read more