The history of SOS, Emergency and net questions. Transistors.
More
Setting up APRS on the Yaesu FT3DR Handheld Transceiver – Ham Radio Q&A
Compact Design and Reliable 5W RF Power Output (Selectable 5W/ 2.5W/ 1W/ 0.3W) C4FM Digital V/D Mode, Voice FR Mode, Data FR Mode and Conventional FM... Read more
Transcontinental Relay Recreated for 100th Anniversary Commemoration
A cross-country, station-hopping relay this month recreated the January 27, 1917, route of the first formal Amateur Radio transcontinental message tra... Read more
An introduction to HF Software Defined Radio: SDR for Amateur Radio Operators
Software defined radio is an exciting development for amateur radio and listening on the short wave bands. It combines the power of modern computers w... Read more
RTTY Roundup Rules
1. Objective: Amateurs worldwide contact and exchange QSO information with other amateurs using digital modes (Baudot RTTY, ASCII, AMTOR, PSK31... Read more
Friedrichshafen June 25-27
The DARC say:The unfortunately still ongoing Covid-19 pandemic makes the planning of any in-person event exceedingly difficult. This also applies to t... Read more
Jim Heath W6LG Shares a Video of One of the Largest Ham Radio Antennas
Sam, R7AB has one of the largest antenna systems for HF in the world. Here is a video fly-by showing just part of that site. You will be amazed at wha... Read more
Thanksgiving Day Reprieve: Solar Storm Shortie 11-22-2018
“The Sun quiets down this week while we wait get a good look at a returning coronal hole that could bring us another chance for a solar storm fr... Read more
80 Meter Dipole Install via Drone
Installing my 80 Meter Dipole with my DJI Mavic was probably not the smartest thing I’ve ever done but hey, it’s me we’re talking ab... Read more
DX Hunter – The amateur radio App for DX-enthusiasts
DX Hunter – The amateur radio App for DX-enthusiasts Description DX-Hunter is an application for amateur radio operators, short wave listeners a... Read more
Episode 179: A Christmas Truce, from HamRadioNow
Episode 179: A Christmas Truce, from HamRadioNow HRN YouTube Channel : Link Read more
The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters
The AD-3446 is a new large, full-size antenna for 40, 20, 15 and 10 meters. 4 efficient monobenders per 1 traverse: 3 elements per 40m with high... Read more
15 years of Ham Radio Training
January 2017 sees the 15th anniversary of the first Foundation training course run by volunteers from the Chelmsford Amateur Radio Society (CARS) Peop... Read more
World’s Largest Crystal Radio K9QD
Crystal Radio constructed with unusually large passive components with the goal of obtaining an extremely high Q. Variable capacitor from a B-1... Read more
QRN on 10m from Over The Horizon Radar
QRN on 10m from Over The Horizon Radar “All 10 meter operators must have noticed the whistle type two-tone noise signals created by radar operat... Read more
Improved EU1KY Antenna Analyzer CEC V0.3
In this video, not include have a voice, but I placed subtitles on important parts. Please turn on subtitles. Read more
Amateur Radio Parity Act is Introduced in US Senate
The Amateur Radio Parity Act was introduced in the US Senate on July 12, marking another step forward for this landmark legislation. Senators Roger Wi... Read more
US House Cosponsor List for Amateur Radio Parity Act Grows
The list of cosponsors for the US House version of the Amateur Radio Parity Act of 2015 (H.R. 1301) continues to grow. The addition of Rep Stevan Pear... Read more
Everything About GMRS Radio, General Mobile Radio Service, Midland
“Part 1 of my 3 part series of a mode that you may be interested in. GMRS, General Mobile Radio Service. Picture it as a licensed service servic... Read more
Warning: file_get_contents(https://plusone.google.com/_/+1/fastbutton?url=https%3A%2F%2Fqrznow.com%2Fham-college-13-the-history-of-sos-emergency-and-net-questions-transistors%2F): failed to open stream: HTTP request failed! HTTP/1.0 404 Not Found in /home/qrznow/public_html/wp-content/themes/goodnews5/framework/functions/posts_share.php on line 151
