Search found 90 matches

by ckoval7
Tue Feb 23, 2021 9:40 pm
Forum: KerberosSDR
Topic: Need Some Help in Specific 121.5 Mhz Application
Replies: 6
Views: 1226

Re: Need Some Help in Specific 121.5 Mhz Application

sdreecs wrote:
Tue Feb 23, 2021 9:17 pm
Lastly, we have our electrical team looking into a lightweight diy rf switch so that we can change settings and handle calibrations on the fly should the need arise.
viewtopic.php?f=9&t=6345&sid=9ac7690e78 ... 7ab6461dde
by ckoval7
Tue Feb 16, 2021 2:28 pm
Forum: KerberosSDR
Topic: Need Some Help in Specific 121.5 Mhz Application
Replies: 6
Views: 1226

Re: Need Some Help in Specific 121.5 Mhz Application

hydra_receiver.py and hydra_signal_processor.py along with the C files you havr to compile the first time you pull the source code are really the core components of the program. hydra_main_window.py is sort of the glue that holds it all together and is what hosts the GUI. Writing your own version of...
by ckoval7
Thu Feb 04, 2021 5:03 pm
Forum: RTL-SDR Discussion
Topic: FM Stereo Reception on rPi 3
Replies: 5
Views: 799

Re: FM Stereo Reception on rPi 3

What tools are you using? GQRX supports stereo
by ckoval7
Thu Feb 04, 2021 12:01 pm
Forum: KerberosSDR
Topic: Window not showing - pyqt4 errors on ubuntu 16.04
Replies: 4
Views: 544

Re: Window not showing - pyqt4 errors on ubuntu 16.04

I'm glad that helped. 16.04 is going end of life this year anyway, so it's best to upgrade.
by ckoval7
Thu Feb 04, 2021 11:58 am
Forum: KerberosSDR
Topic: API
Replies: 1
Views: 227

Re: API

Stripping the GUI out of the program is an absolute mightmare of a task that basically involves rewriting the whole thing. Supposedly there's a new version of the software being released soon. I've wanted to take on the task of making a GUIless version, but I'm holding off on that until I see what t...
by ckoval7
Wed Feb 03, 2021 3:56 pm
Forum: KerberosSDR
Topic: Window not showing - pyqt4 errors on ubuntu 16.04
Replies: 4
Views: 544

Re: Window not showing - pyqt4 errors on ubuntu 16.04

So you're saying

Code: Select all

sudo apt install python3-pyqt4 pyqt4-dev-tools
didn't work for you?

Any reason not to upgrade to Ubuntu 18.04?
by ckoval7
Mon Feb 01, 2021 12:36 am
Forum: KerberosSDR
Topic: KerberosSDR Developments in 2020
Replies: 43
Views: 32385

Re: KerberosSDR Developments in 2020

If you're inclined to roll your own boards, this is the part I've used: https://www.minicircuits.com/WebStore/dashboard.html?model=HSWA2-30DR%2B If you would like to buy some, I'll be selling them through Tindie in a couple weeks. I've got most of what I need to make a significant number of these, ...
by ckoval7
Mon Feb 01, 2021 12:33 am
Forum: KerberosSDR
Topic: RF Switch Boards for KSDR
Replies: 3
Views: 964

RF Switch Boards for KSDR

A little over a year ago I built some RF switch board to avoid having to disconnect the antennas every time I changed frequencies. There's been some interest from other users and I finally got around to making a large number of them to sell on Tindie. If you're interested you can buy them here: http...
by ckoval7
Sat Jan 30, 2021 2:09 am
Forum: RTL-SDR Discussion
Topic: Major interference from computer
Replies: 7
Views: 1196

Re: Major interference from computer

Is your desktop connected to the internet via ethernet? If not, you can just stop reading this post, otherwise, read on. Is that the only device in that part of your home connected via ethernet? What happens if you unplug the ethernet cable? What happens if you plug it into your laptop, assuming it ...
by ckoval7
Tue Jan 26, 2021 4:30 pm
Forum: RTL-SDR Discussion
Topic: Verbose mode disable
Replies: 4
Views: 607

Re: Verbose mode disable

You're going to have to expand on this question a lot more. What software are you talking about? What's "talking"?