On Mon, 22 Oct 2007 13:25:47 +0200 Leif Asbrink <[EMAIL PROTECTED]> wrote:
> Hi Richard, > > > Leif if you could let me know if there are any major new features > > with Linrad ? > > New in relation to what? > On your site I find: > > very powerful application for very weak signal use. > Needs a intuitive GUI V Good , but diificult to use > http://www.nitehawk.com/sm5bsz/linuxdsp/linrad.htm > > No features are mentioned, so in relation to this all > would be new;-) > > > First of all, Linrad is different from most other > softwares in that it does not make many assumptions > about what the user wants to do or what kind of hardware > he wants to use. This is why Linrad looks so difficult to > newcomers. > > On the other hand, for someone using "standard hardware" > it is possible to download a complete setup in which > everything is configures for some particular usage. > Here are a few examples: > http://www.sm5bsz.com/linuxdsp/usage/examples.htm > > The main features: > > 1) One or two RF channels (For X-pol or electronic > antenna beam forming) Linrad will optimise for best > S/N automatically on a single signal in random noise. > Manual control for other situations. > > 2) Input from soundcard, SDFR-14, SDR-IQ, network or > disk file. > > 3) Output of processed signal to soundcard or .wav file > plus Wideband data to disk file or network. > > 4) Calibration to provide a flat frequency response to > within 0.1 dB or better. This allows signals with (S+N)/N > well below 0.1 dB to be seen on the waterfall over a very > wide frequency range with very long averaging times since > the entire colour scale does not have to be wider than 0.1 dB. > > 5) Advanced noise blanker. > > 6) Spur removal. Thousands of very narrow notches can be > applied to suppress frequency-stable carriers. > > 7) Advanced AFC allows usage of narrow bandwidths on > extremely weak and unstable CW signals. > > 8) Coherent processing for the baseband. For CW and AM > (and possibly NBFM) there is a carrier that Linrad > recovers and then uses to get a reference phase. Several > ways of processing possible to take advantage of our > two ears. > > 9) Audio expander, amplitude limiter selectable in Hilbert > space or directly on the real-valued signal. > > 10) AGC selectable attack and release times, insensitive to > gigant QRN pulses. > > The programs MAP65 by K1JT and watzo by myself can use the > network wideband output from Linrad for their tasks. > Linrad is very easy to compile from source code under both > Linux and Windows and the user can add his own routines > to control his own hardware. Sample routines for IC-275, > IC-706, FT-1000, FT-736, TS-850 and TS-2000 are supplied in > the source code package. > > > 73 > > Leif / SM5BSZ > I'll add the features you have listed above Leif Thanks -- Best Wishes Richard Bown ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Registered Linux User 365161 OS Mandriva 2008.0 Kernel 2.6.22.9-desktop-1mdv HAM Callsign G8JVM : Locator IO82SP QRV all bands 80mtrs to 3 cms ,( non WARC ) http://www.software-radio.org.uk ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ############################################################# This message is sent to you because you are subscribed to the mailing list <linrad@antennspecialisten.se>. To unsubscribe, E-mail to: <[EMAIL PROTECTED]> To switch to the DIGEST mode, E-mail to <[EMAIL PROTECTED]> To switch to the INDEX mode, E-mail to <[EMAIL PROTECTED]> Send administrative queries to <[EMAIL PROTECTED]>
