Amateur Radio Stack Exchange
Amateur Radio Stack Exchange

Questions tagged [software]

Programs and applications that are used to assist with Amateur Radio operations.

75 questions
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Resort FM radio station

I stayed at a resort in the U.S. recently that is located in an unpopulated area with virtually no radio reception. To fill the gap, the resort has its own FM station that can be heard only within the resort (about a minute after you drive off the…
JoelFan
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What does exclamation mark mean in FT8 CQ calls in WSJT?

For example, in this screenshot: WSJT shows !Italy, !Serbia, !U.S.A. What does it mean?
Pablo Fernandez
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What does TX/RX Exchange refer to?

I am using the Aether logging software and it has two fields I do not understand: TX Exchange and RX Exchange. I know TX and RX refer to transmit and receive, but I'm not sure what to populate in these fields. There is already a frequency field so I…
Dan
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FT8 callsign/maidenhead compression encoding

I have set myself a challenge to write a Matlab script as proof of concept to send an FT8 CQ call (not necessarily for live transmissions yet, but I may extend the project). So far I have: Generated and appended 14-bit CRC to precomputed message…
jemussi
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Is there a standard data format for station/channel/band information?

Does there exist a de facto standard data (file) format, or even several common formats, for representing information about radio stations, channels, and/or bands? I am writing software which would like to be able to make use of such data sets where…
Kevin Reid AG6YO
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Do aprs.fi and APRS-IS use the same credentials?

I have an account/profile on aprs.fi, and now I am trying to use APRSdroid, which requested my credentials. Can I use the password from aprs.fi for it? I am unable to register/submit my application through TQSL because my country is not on the list.…
harayz
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2 answers

What SDR software is available that provides internet control?

I plan to use a SoftRock Ensemble RX II to receive HF transmissions. I'd like to be able to use it wherever I am when I have a few minutes, though, so I'm wondering what software exists that would allow me to control the receiver over the…
Adam Davis
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HT programming software alternative to Chirp and RT-Systems

I have been using Chirp to try to program my Baofeng UV-5R but have been having one problem after another. I was wondering if there was an alternative to Chirp and RT-Systems programming software for use in programming my UV-5R.
W8AWT
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6
votes
2 answers

What protocol or API does WebSDR use to stream audio?

What documented protocol or API does WebSDR use to stream audio over the internet? I'm interested in capturing a WebSDR audio stream using a small embedded device which has lots of audio DSP capability, good internet access (TCP/UDP network…
hotpaw2
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Is there any PC remote control software for the Baofeng UV-5RE Plus?

I saw on YouTube that some software, with another brand transceiver, can command the transceiver to scan a range of frequencies and display a running waterfall display of scanned results. Can such a setup work with a Baofeng UV-5RE Plus transceiver?
EEd
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How can I decode SSTV with only macOS software?

Have you used an SSTV decoding application on an up-to-date version of macOS? Which one, and if you built from source, can you share the steps you took to do so? I do not know of a single working macOS application for SSTV decoding. I've been…
Amin Shah Gilani
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5
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1 answer

AX.25 on macOS (aside from APRS)

I'd like to send raw AX.25 packets from a macOS PC using a KISS TNC (mobilinkd TNC2). I've sent APRS packets with this set up using Xastir, but I'd like to send other information besides just APRS (i.e. put my own information into the AX.25…
watkipet
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5
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4NEC2 - Radiat-eff. vs. Radiat-power

In the output from 4NEC2 the input power is 100 W. On the left, in blue text, is Radiat-eff. which equals 15.41%. On the right is Radiat-power which equals 94.88 W. I would expect either the first to be 94.88% or the second to be 15.41 W. Why the…
user34299
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5
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Calculating satellite passes without an internet tracker?

Situation: You want to know when a satellite will pass in order to receive an image transmission or to work an amateur satellite. However, you cannot access internet for whatever reason, and therefore can't simply look up a pass prediction chart or…
Galaxy
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5
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What dot means in JTDX FT8 received messages?

What dot near country means in JTDX? Maybe LOTW?
dsicari
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