Logbook of The World (LoTW), the ARRL’s online QSO confirmation system, will undergo scheduled maintenance on Thursday, May 2 at 5 PM (2100 UTC); this should last approximately three hours. LoTW will be offline and unavailable during this time. Thank you for your patience.
American Radio Relay League | Ham Radio Association and Resources
Our new HF antenna being set up with the genius of M3VDH. Worked well.
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My Dual Beam Pro is back up and providing great performance on the HF bands. http://www.proantennas.co.uk I hope you enjoy my short video clip, it provides a…
Video Rating: 5 / 5
http://www.ld-systems.com/425-1-10-dave-g.html This product video shows the LD Systems DAVE 10 G3 – Active PA-System with DSP The LD Systems DAVE 10 G3 is th…
Since 2001, the US Office of Personnel Management has designated the ARRL to participate in the Combined Federal Campaign (CFC), the annual giving campaign for federal employees. In that time, this campaign for civilian employees of the federal government, US Postal Service workers and members of the military has generated almost $ 220,000 for ARRL programs. The CFC provides federal employees wi…
American Radio Relay League | Ham Radio Association and Resources
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Driving around listening to Ham Satellites using the Alpha SKY Antenna (A027 QRP 18 Degree Pass)
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Skywarn net audio from the 4-25-2011 tornado outbreak in central Arkansas.
KE5HQU makes another contact as W5A during the SKYWARN Recognition Day event that took place December 2-3, 2011 at the National Weather Service in North Litt…
By Gary Hoffman, KB0H
Contributing Editor
Some years ago, my wife Nancy and I dabbled at putting together electronic kits. Our efforts weren’t entirely successful, so we drifted on to other interests. In the back of my mind, I always had the notion that we would return to kit-building, but we never did. Recently, however, an opportunity presented itself, and once again I found myself squinting at…
American Radio Relay League | Ham Radio Association and Resources
How to make an ADIF file from your logbook entries in DXLab’s DXkeeper.
ผลของวงจร AGC หรือ Automatic gain control ในโปรแกรม ham radio deluxe สังเกตุว่า ถ้าเปิด AGC ระดับเสียงจะดังเท่ากันตลอดเวลา แต่ถ้าปิด AGC เสียงดังบ้างเบาบ้าง …
In the first quarter of 2013 (January-March), the FCC issued 23 enforcement actions. These enforcement actions are in addition to the $ 10,000 fine issued to Jared A. Bruegman, ex-KC0IQN, of Bolivar, Missouri, and the $ 25,000 fine issued to Terry L. VanVolkenburg, KC5RF, of Cocoa, Florida, as previously reported.
This past quarter, the FCC sent Warning Letters to 10 individuals regarding unlicens…
American Radio Relay League | Ham Radio Association and Resources
A simple easy way to work the world without a lot of power or fancy specialized equipment.
Video Rating: 5 / 5
Sterling Coffey, N0SSC, ARRL Youth Editor
n0ssc@arrl.net
One of the first things you learn in a southwestern state is to touch large metal objects often. If you don’t, you’ll find that your electronics will suffer. The dry air of New Mexico is no objection to this rule. So far I have ruined a keyboard, a USB port on my computer (along with the RTLSDR radio attached) and possibly a few good brain …
American Radio Relay League | Ham Radio Association and Resources
Video Rating: 5 / 5
3SD161 William in contact fron 4SD032 Mark in Field Day contest.
Video Rating: 5 / 5
By Stan Horzepa, WA1LOU
Contributing Editor
This week, Surfin’ looks at the minimalized side of ham radio.
The Dayton Hamvention® is coming up in just a few more weeks. In parallel with Hamvention is the Four Days in May (FDIM) event — a ham radio convention with an emphasis on QRP — which runs Thursday through Sunday of Hamvention week on the northeast side of Dayton (as opposed to the northwes…
American Radio Relay League | Ham Radio Association and Resources
some fun w/ QRP, PKS31 & Digipan…QTH Pittsburgh PA USA Grundig G5 w/ 45′ speaker wire antenna.
PSK31 QSO to RX9CDR @ 14.070 MHz.
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Solar activity was quiet this week: The average daily sunspot number declined nearly 23 points to 90.6, while the average daily solar flux values were down nearly 13 points to 109.1. The most active day was April 24, with a planetary A index of 19 and mid-latitude A index of 15. The average daily mid-latitude A index was the same this week as last, 4.9. Sunspot numbers for April 18-24 were 86, …
American Radio Relay League | Ham Radio Association and Resources
Replacement Part #:
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Wendell C. Morrison, W7LLX, of Waukesha, Wisconsin, passed away October 18, 2012. He was 97. An ARRL member for 66 years, Morrison is perhaps best known for the Antennalyzer, an early analog computing device for designing multi-tower AM directional arrays.
Morrison worked for the Radio Corporation of America (RCA) all his life. While at RCA, he was part of the RCA Laboratory in Princeton, New Je…
American Radio Relay League | Ham Radio Association and Resources
Ham Radio Deluxe with CAT cable interface and audio cable to YAESU FT897D Heavy metal on BBC Radio 1.
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Ham Radio Deluxe with CAT cable interface and audio cable to YAESU FT897D on GB3SW FM repeater.
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The Dayton Hamvention® — the largest gathering of radio amateurs in the US — is just around the corner, May 17-19. Held annually at the Hara Arena Conference and Exhibition Center in the Dayton suburb of Trotwood, Ohio, Hamvention is sponsored by the Dayton Amateur Radio Association (DARA).
This year’s “ARRL Dayton Team” includes more than 100 people — volunteers, officials and Headquarters s…
American Radio Relay League | Ham Radio Association and Resources
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W1AW, the Hiram Percy Maxim Memorial Station, is celebrating its 75th anniversary this year, and what better way to show your support of Amateur Radio’s flagship station than by sporting W1AW commemorative gear! The ARRL is featuring a limited edition t-shirt, key chain, pin and challenge coin to mark this milestone.
The charcoal-colored cotton T-shirt comes in sizes Small-4XL and features “W1AW…
American Radio Relay League | Ham Radio Association and Resources
This is another amazing reception realized near the village of Rakovica in the extreme northwest of Bulgaria realised together with my DX-colleague and frien…
The FCC has issued a Citation and Order to Ruben D. Lopez Jr of Pomona Park, Florida. The Citation, issued April 23, is in response to several complaints about a well pump at Lopez’s residence that was acting as an incidental radiator and causing harmful interference to local radio amateurs.
In July 2010 and February 2011, the FCC received complaints from radio amateurs regarding interference on…
American Radio Relay League | Ham Radio Association and Resources
Compact VHF Automatic Digital Direction FinderDesigned for direction finding and receiving International VHF channels, U.S. Weather Channels or Scandinavian Fishing Channels, and 121 .5 MHz distress frequency with its compact main unit.This model provides a unique homing indicator as well as digital readout. Homing indicator is consist of 18 LEOs, and digital readouts are in one degree increments.The digital display shows the bearing, the channel and gives a reading of the signal strength on a l
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This is a basic course in Signal Processing at the engineering level, it treats techniques in signal processing as they really occur in major applications, i…
FBT – Stagemaxx 12Ma Teste realizado na empresa Gugasom, utilizando para o teste captação realizada em eventos (através do Cubase) para simulação. Especifica…
Video Rating: 5 / 5
While we building our friend 40′ stack sunddenly heavy rain come down. Actually we manage to build up 30′ stack. I use this opportunity to make a shot movie….
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Two strong stations from Asia (9V and JA) are monitored using the vintage Telereader CWR-685E on the 40 m band..I often use this device to do casual CW..73.
Featuring ARRL CEO Dave Sumner, K1ZZ, WA1HLR singing, Skip, and much more. WO1N, was falsely listed as W1DIN.
Digital communications enthusiasts will be heading to the Pacific Northwest this autumn for the 32nd annual ARRL/TAPR Digital Communications Conference (DCC), September 20-22, at Cedarbrook Lodge near Seattle, Washington. The ARRL/TAPR DCC is an international forum for radio amateurs to meet, publish their work and present new ideas and techniques. Presenters and attendees will have the opportu…
American Radio Relay League | Ham Radio Association and Resources
more on: http://video.qrz.pl.
swiss watch expo would like to offer this handsome 100% authenticbreitling navitimer cosmonaute mens watch, model# a22322. breitling history the company was …
Swiss Watch Expo would like to offer this stunning Breitling Bentley GMT chronograph in a special black steel version created using an ultra-resistant, carbo…
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K7SCX with AH6V on 15M Download Ham Radio Deluxe Digital Master 780 here: http://hrdsoftwarellc.com/
While solar activity weakened this past week, geomagnetic conditions were stable. The geomagnetic storm predicted for last weekend did not happen, and both the planetary and mid-latitude A index only rose to 10 on April 14 in response to a glancing blow from a coronal mass ejection (CME). The average daily sunspot numbers declined nearly 25 points to 113.3, while the average daily solar flux wa…
American Radio Relay League | Ham Radio Association and Resources
Video Rating: 5 / 5
On Saturday morning, April 20, a powerful 7.0 Richter scale earthquake struck Ya’an City in China’s Sichuan province. The epicenter was near Lushan County. There are reports of at least 113 people killed and more than 2000 injured.
Amateurs in Sichuan province took immediate action with Liu Hu, BD8AAA and BD8DX leading a team to the disaster area to provide emergency communication services. In t…
American Radio Relay League | Ham Radio Association and Resources
#1 Falcon 15M Double Bazooka Radio Antenna,
This is an Indoor, Outdoor apartment, house, condo, attic or garage, 15 Meter Ham Radio Transmitting antenna.
It is made to be hung in the rafters or from the ceilings. Or outside on the roof, or between 2 trees or the side of a wall, or whatever you can imagine.
It will handle up to 1500 watts PEP and comes pretuned.
These can be mounted almost any where, and in any shape, horizontal, vertical, in a V or an L they work. Talk about a stealth ba
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By Stan Horzepa, WA1LOU
Contributing Editor
This week, Surfin’ considers spring outdoor maintenance — with wire antennas in mind.
Last week, all the snow finally melted around my house and I started poking around the yard trying to prioritize spring outdoor maintenance. I discovered a dangerous situation: An underground cable popped out of the ground during the winter and invites the blades of my…
American Radio Relay League | Ham Radio Association and Resources
Автомобильная радиостанция CB Canva 268.
My first exposure to Walt’s iconoclastic writing coincided with the arrival of my Novice license and my very first QST, in April of 1973. The title of the article, “Another Look at Reflections” immediately grabbed me by the curiosity glands. Not only did this article (the first of a four-part series) steer me clear of one of the major pitfalls trapping many new radio amateurs, namely, an unheal…
American Radio Relay League | Ham Radio Association and Resources
The National Association of Broadcasters (NAB) awarded its NAB Television Engineering Achievement Award for 2013 to Jay Adrick, K8CJY, at NAB Show in Las Vegas. Established in 1959, the peer-nominated NAB Engineering Achievement Awards are given for significant contributions to advancing broadcast engineering. Adrick, an ARRL Life Member from Cincinnati, Ohio, retired earlier this year from the…
American Radio Relay League | Ham Radio Association and Resources
P1010050
Image by Abraxas3d
mobile APRS station at Mission Bay, San Diego, CA.
On April 16, the FCC issued a Second Memorandum Opinion and Order (MO&O), denying the ARRL’s December 2011 Petition for Reconsideration that sought reconsideration of the FCC’s Second Report and Order (BPL Second Order), “fundamentally affirm[ing]” its rules for Access Broadband over Power Line (Access BPL) systems. In denying the ARRL’s Petition, the FCC noted that the Petition “[did] not rais…
American Radio Relay League | Ham Radio Association and Resources
Where to find single side band signals and when are they USB or LSB.
Video Rating: 5 / 5
Press SHOW MORE to see video information. Buy a RTL SDR here http://www.amazon.com/gp/product/B008S7AVTC/ref=as_li_qf_sp_asin_il_tl?ie=UTF8&camp=1789&creativ…
Video Rating: 5 / 5
Chris Brewer, N5GMJ, of Saginaw, Texas, has been appointed ARRL North Texas Section Manager as of April 30. The current Section Manager, Walt Mayfield, KE5SOO, of Krum, announced he would be resigning due to work and family commitments; he has served as Section Manager since October 2011. ARRL Membership and Volunteer Programs Manager Dave Patton, NN1N, appointed Brewer after consulting with AR…
American Radio Relay League | Ham Radio Association and Resources
An example of relatively low cost portable set up for camping. This is the MFJ-9420 and homemade dipole on 20 meters. Antenna about 20 feet high between two …
K3LR ARRL DX CONTEST 2013.
Video Rating: 5 / 5
Excuse the long dry review series of the Yaesu VX-7R. This review is geared toward the Prepper community, intended for the worst case scenario of SHTF & WROL…
W1AW Download Ham Radio Deluxe Digital Master 780 here: http://hrdsoftwarellc.com/
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The digital version of the May issue of QST is now available to ARRL members. The digital edition includes many features not available in the print version, such as:
Every issue of QST is filled with the news and features you need to keep active in Amateur Radio. Find all this and more in the …
American Radio Relay League | Ham Radio Association and Resources
8×12 inch Photographic Print from a low-quality scan of the original. Please Note: The quality of this particular photo is NOT very good.Title: [Hiram Percy Maxim, inventor, head-and-shoulders portrait, facing left]
Date Created/Published: c1914.
Notes:
J193785 U.S. Copyright Office.
Subjects:
Maxim, Hiram Percy,–1869-1936.
Photographic prints–1910-1920.
Portrait photographs–1910-1920.
Bookmark /89716167/ Note: Some images may have black bars on the sides or top
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Amateur Radio on eBay:
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QSO via Luna su i 1296Mhz con JA1WQF prima parte.
Video Rating: 5 / 5
Amateur Radio eBay auctions you should keep an eye on:
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Electro Magnetic Interference EMI10 Part-3.
Ken Ham and Mark Looy – Answers … with Ken Ham
from Answers … with Ken Ham
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Test of cross polarization and XV144 transverter frequency stability added thermal insulation around 116 MHz Local oscillator components https://picasaweb.go…
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I was suprised to hear a full signal from AO-27 today so I got out the camera and made this a project. The bird was making a 35 degree pass and I made 5 qsos…
The Marathon Show – BTR: The Marathon Show | Blog Talk Radio
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