SdrDx is a free software defined radio application that was originally written to support SDRs built by RF Space. However these days it appears to support multiple other SDRs including the Funcube, Andrus, Peaberry/Softrock and AFEDRI SDRs.
In the latest update they have also added support for the RTL-SDR on OSX. An RTL-SDR dongle is able to connect to the SdrDx program via a special OSX based RTL-SDR server called CocoaRTLServer. At the moment it appears that rtl_tcp is not supp…READ MORE
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The Shack Is Back
by Lou Frenzel Back in February 2015, Radio Shack filed for bankruptcy. Many of us feared that we had lost a popular source of electronic products and... Read more
The K7RA Solar Update 12/08/2017
Solar activity declined slightly over the past week, another period which saw multiple days (five) with no sunspots. We will see more of these periods... Read more
New Spectrum Analyser function for RSPs: Alpha release later in May
Steve Andrews contacted the SDRplay forum recently to share ideas for a new Spectrum Analyser tool for use with SDRplay RSPs. A lively discussion sta... Read more
Engineering the Doublet Antenna
“I made this doublet connector from a piece of 6mm Nylon 66 I had knocking about. Seems easy enough. I just hope the 450 ohm behaves itself and... Read more
The Buddipole
The Buddipole It’s a dipole… It’s a vertical… It fits in your travel bag! The Buddipole™ is more than an antenna, it’s a... Read more
NA1SS – Space Station Crew Uses HAM Radio to Call Earth
Inside the International Space Station, Expedition 25 commander Doug Wheelock gave a tour of the Russian segment of the orbiting complex, including th... Read more
RS-R30 Remote Control Software Available for the IC-R30 Communications Receiver
RS-R30 – ICOM After recently being demonstrated at the Tokyo Hamfair, we are pleased to announce that the new RS-R30I (for iOS)/RS-R30A (for An... Read more
Multitalent QUADRO – Cutting – insulation stripping – twisting – crimping.
The unmatched integration of four different functions: Cutting – insulation stripping – twisting – crimping. The quick reloading of connector sleeves... Read more
VK9WA RTTY pileup
To give you a sense of our RTTY operations, here’s a fun video I (N7SMI) filmed of a typical RTTY pileup. I used two MMTTY decoders and one or t... Read more
Reported Bugs in WSJT-X 2.1.0-rc5
“We are aware of the following bugs or anomalies in release candidate 5 of WSJT-X 2.1.0. There is no need to provide further feedback on any of... Read more
PY0R/PY7RP & PU0R/PU0FDN Atol das Rocas – IOTA SA-038
Atol das Rocas PY0R/PY7RP & PU0R/PU0FDN will be on the air from Atol das Rocas – IOTA SA-038 between 15 to 21 November. This is a rare IOTA... Read more
4U1UN as 4U70UN on satellite October 24-25
Word has been received, that, in celebration of the UN’s 70th anniversary, 4U1UN will be activated as 4U70UN on Saturday 24 and Sunday 25 October. The... Read more
The AmateurRadio Parity Act of 2017, HR555, has passed the House of Representatives by unanimous consent
Just 10 days after being introduced, the 2017 Amateur Radio Parity Act legislation, H.R. 555, passed the U.S. House of Representatives this week on un... Read more
Amateur Radio Praised Following Participation in Washington Interoperability Exercise
Amateur Radio came in for high praise following its role in a March 30 to April 3 Washington National Guard interoperability communication exercise, s... Read more
Kite antenna for 160-10m – Oceania DX Contest
“Testing a kite antenna for HF during the Oceania DX Phone Contest on Oct 3, 2010 at Tania Park, Balgowlah Heights, Sydney. The Rokkaku kite eas... Read more
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