COAXIAL CABLE – ATTENUATION & POWER HANDLING CALCULATOR

2015 CQ WW Survey Results – part 2

December 28, 2015 No comments

The CQ WW Contest Committee conducted a survey of contesters from September 2 to 29, 2015.  Invitations were sent to everyone who had submitted a log... Read more

Elecraft and QRZ – Ham Nation 379

December 06, 2018 No comments

Celebrating two milestone anniversaries. We’re celebrating two milestone anniversaries: 25 years of QRZ and 20 years of Elecraft. We talk with Q... Read more

FalconSAT-3 Now Open for Amateur Radio Use

September 27, 2017 No comments

The Air Force Academy satellite FalconSAT-3 is now open for Amateur Radio use as a digital store-and-forward system. Built in 2005 and 2006 by cadets... Read more

R&S®EM100XT Digital Compact Receiver

October 03, 2016 No comments

EM100XT Digital Compact Receiver Compact radiomonitoring from 9 kHz to 7.5 GHz. Weather proof IP67 Key Facts Same functionality as R&S®EM100 IP 67... Read more

ISS Packet Digipeater is Now on 70 Centimeters

December 06, 2016 No comments

The Amateur Radio on the International Space Station (ARISS) packet digipeater aboard the ISS has been active for several days now on 437.550 MHz. The... Read more

FT4XU – Kerguelen Island

September 28, 2015 No comments

Kerguelen Island Nicolas, F4EGX / FT4XU  updates readers: My work will bring me to the Southern hemisphere for a scientific mission at Ratmanoff, 30km... Read more

Advanced USB Oscilloscope 50Mhz

November 13, 2015 No comments

What is scopePi50M? scopePi50M is a USB oscilloscope for signal up to 50MHz bandwidth. It is especially useful for circuit analysis, including FFT tra... Read more

What makes an ham radio ?

May 10, 2015 No comments

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WRTC 2018 Conducts New Round of Testing at 15 Sites

July 05, 2017 No comments

WRTC 2018 organizers conducted a second round of station testing June 23-25. The effort involved more than 100 volunteers, who set up 15 Field Day-sty... Read more

Release of SDRconsole v3, called Preview 6

June 17, 2017 No comments

Preview 6, June 16th 2017 What’s New A lot of new features, for example: Airspy server Recording sceduler Signal history Receiver pane Schedule... Read more

The K7RA Solar Update 05/08/2015

May 08, 2015 No comments

  Sunspot numbers over the past two weeks began with a daily reading of 110 on April 23 and ended at 110 on May 6. In between, the sunspot number... Read more

Alpha 8406 – 6 Meter Linear Amplifier

March 27, 2015 No comments

Whether you are a weak signal operator or a serious contester, the 8406 is the ultimate 6 M amplifier. It handles continuous duty modes like WSJT with... Read more

K5P – Palmyra Atoll

October 09, 2015 No comments

Palmyra Atoll K0IR, K4UEE, K6MM, K9CT, K9NW, N2TU, N9TK, ND2T, W0GJ, W3OA, W8HC, WB9Z will be active from Palmyra Atoll (IOTA OC-085) 11 – 26 Ja... Read more

MJ/OT9Z Jersey, Channel Islands EU-013

July 14, 2015 No comments

Frederik, ON8ZL and Peter, ON8ZZ will be active on Jersey, Channel Islands from 24 of July until 28 of July 2015. A contact with Jersey, EU-013 is als... Read more

SteppIR CrankIR + Sark-110 “Full portable kit” Unboxing – Part 1

March 25, 2019 No comments

“” “The SteppIR CrankIR is portable a vertical HF and 2 meter antenna, it’s lightweight, high performance, extremely portable... Read more

Geomagnetic storm predicted this weekend

November 02, 2018 No comments

GEOMAGNETIC STORM PREDICTED: NOAA forecasters say there is a 45% chance of minor G1-class geomagnetic storms on Nov. 3rd when a stream of solar wind i... Read more

Icom IC7610 – RX and Menu [ Video ]

October 04, 2017 No comments

Icom IC7610  The SDR Everyone Wants! Receivers Independent direct sampling receivers capable of receiving two bands/two modes simultaneously. DIGI-SEL... Read more

Are you ready for CQ WW 2015 ?

September 21, 2015 No comments

The CQ WW Contest Committee has been working hard in the background to be prepared for the 2015 contests. We hope you are too. With the help of Tzetzo... Read more

Ruth Willet, KM4LAO, is 2018 Hiram Percy Maxim Memorial Award Recipient

July 31, 2018 No comments

Nineteen-year-old Ruth Willet, KM4LAO, of Cana, Virginia, was named as the recipient of the 2018 ARRL Hiram Percy Maxim Memorial Award by the ARRL Boa... Read more

The September Digital QST

August 07, 2015 No comments

The September Digital QST is our annual Public Service issue and it is available now at http://www.nxtbook.com/nxtbooks/arrl/qst_201509/. • Build a mu... Read more