Re: LF: QRSS/DFCW transmission with a Raspberry Pi

[pws <pws@df3lp.de>]

Hi Stefan,

"PiCW" has 2 nice features:
- frequency calibration against NTP
- soft keying; may be helpful if QRO...

On 09.10.2015 23:23, DK7FC wrote:
> ...
> This is not suitable for DFCW.
Since it's open source and well commented, it
should be possible to modify it for dual frequency
morse.

> Do you have some experience with the software?
No.

> Ist -w 0.0001 possible for
> QRSS? I can imagine that -w 1 is the lowest speed!
Can you?
The speed chain is defined as "double" completely.
See line 968: "const double dot_duration_sec=1.2/wpm;"

So this should work. May be the soft keying constants
need some fine tuning.

Peter, df3lp