[Hackrf-dev] Looking for a HackRF-CW-RX.grc

Hajo Dezelski dl1sdz at gmail.com
Sun Oct 4 14:02:52 EDT 2015


Hello,

I have been a ham for over 25 years and am doing only QRP with CW. So
I thought to use the HackRf as a second receiver for the CW-portions
of the amateur bands.

Although the HackRF is more dedicated to the exploration of the
spectrum above 30 Mhz, I know that later I have to use a up-converter
to cover the range from 0 - 15 MHz, but that's secondary in the
moment.

I looked into some examples found in the internet, but when I tried to
transfer my little knowledge to a SSB / CW RX  I was unable to
understand and modify them for the HackRF. I know how to build it with
soldering, but ... And the documentation for gnuradio is splattered
over a lot of pages and a still have a hard time to understand e.g the
different modulation patches and applying the conversions within the
flowchart.

Has someone developed a HackRF grc file for a core CW-RX for e.g.
14.000 to 14.100 Khz which could be understood by a ham who
understands the traditional way of signal processing.

>From there on I am sure to get along, for I know what is essential for
a good CW RX.

Sending would be the next task, but first I have to listen ;-)

73 es 72 de Hajo DL1SDZ
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Cela est bien dit, mais il faut cultiver notre jardin.


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