Questions tagged [linux]

Questions about linux in the context of amateur radio. Specifically ham-related software (logging, rig-control, etc.) and distributions that are particularly useful to hams.

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Find the right COM to setup Winlink

I managed to successfully install Winlink on my Ubuntu operating system but it is not completely functional yet. I don't know which COM my computer is set up to use, and there are a lot of them ...
1
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1answer
91 views

ax.25 error shown in direwolf. Fails on channel 8, then 2, then works

Using a Raspberry Pi 3B, Signalink, HT, direwolf and ax25-tools and ax15-apps. All up to date. Clean start. Commands: ...
3
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0answers
173 views

Kenwood TS-50 and USB to Serial

I paired my old Kenwood TS-50 with serial, by using FTDI TTL-232-5V-AJ USB to serial converter. I used ideas from here: http://steeman.be:8080/posts/TS-50%20USB%20Interface/ and here http://i.imgur....
5
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1answer
205 views

Are there any Alternatives to Packet Radio for sending digital data?

Recently, I asked a question about using an Arduino to send packet radio. I noticed that the top record speed for packet radio is 1 megabit/second, on a modified radio. Someone mention on stack ...
1
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1answer
772 views

How do I install the DV4mini software on Ubuntu?

The documentation says the following: The program requires the complete installation of Mono. You install for example with apt-get the packet mono-complete. Until an installation packet is ...
2
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3answers
922 views

Linux RTL-SDR waterfall via the command line

Using Raspbian (Debian) Linux on a Raspberry Pi 2, how can I view data from my software-defined radio via the command line over SSH? Is there an RTL-SDR client with terminal emulation?
2
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3answers
733 views

How to use a Linux computer as a paddle key code practice oscillator

I'm working on learning Morse code, and I'm looking for a way to use my computer as a practice oscillator with a double paddle key. I'm using a Linux PC, but a Raspberry Pi solution would be cool to. ...
1
vote
2answers
398 views

How to distinguish SDR 820T and 820T2 dongles on Linux?

I have bought an 820T2 USB dongle, but $ rtl_test detects it as Raphael Micro 820T chip. Can rtl_test distinguish the two? If not, how can I see, if the chip is ...
4
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2answers
443 views

Linux based SDR spectrum capture via CLI

I need to setup a Linux box to run unattended capture of about 10 MHz - contiguous worth of spectrum (Hardware must support between 500 kHz and 200 MHz) targeting voice (mix of AM and FM voice ...
2
votes
1answer
681 views

QSSTV/Hamlib and RTL-SDR/HackRF One

I came across QSSTV today. It's a relatively new Linux program for SSTV and DRM. The config suggests that it can use a number of different external radios as transmitters. What I'd really like to try ...
4
votes
1answer
603 views

Can a WLAN device be used with GNU Radio?

Can I use my wireless ethernet card with GNU Radio? I have a Broadcom BCM4311 mini PCIe, and Debian / Kali 2.0 Linux.
6
votes
1answer
1k views

How to detect a tone on an FM Frequency using an RTL SDR receiver?

I'm transmitting a simple tone which lasts 50 ms using an FM transmitter. I can see clearly this tone being received on my RTL-SDR device when I look at a spectrum graph (using GQRX). I need to call ...
10
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2answers
516 views

Getting Started with Digital Modes on VHF on Linux

I am interested in learning about digital modes using 2m and Linux. I have a couple of older 2m rigs (HTX-212 and an old Yaesu) with no additional hardware, like a TNC. What current resources exist ...
3
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2answers
831 views

Linux APRS client

I have an old PK-232 packet TNC which is spitting out APRS data from 144.390 to the serial port. I have confirmed this with minicom and see all sorts of data with lat long etc. I would like to view ...
5
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2answers
7k views

How to play spectrum recordings made with rtl_sdr in gqrx?

I have an R820T DVB dongle and the rtl_sdr software on a linux computer. I can listen to various frequencies using the gqrx software which uses the rtl_sdr library as a device driver for the USB-...
4
votes
1answer
3k views

Why doesn't GNU Radio Companion's wx Constellation Plot doesn't give me the clean QAM constellation I get from its Qt sibling?

Using a RTL2832U USB dongle, I set up GNU Radio to produce a constellation plot of APRS traffic on 144.8 MHz. The result is what I expected: So far, so good. Why not try the same thing using the wx ...
4
votes
1answer
1k views

Installing cuSDR on Ubuntu 13.04

I've been trying to install cuSDR64 on Ubuntu so as to have a 4-receiver 4-display SDR setup. I found the Windows repository on svn here. But, it gives an error (check this question). The cuSDR home ...
2
votes
3answers
2k views

GNU/Linux contest logging software? [closed]

What contest logging software exists for the GNU/Linux operating system?