[Lf] Spectrum Lab Version 1.4 available]

[Andre' Kesteloot]

DL4YHF at aol.com wrote:

> Hello group,
>
> The new version of Spectrum Lab (V1.4) is now available at
> www.qsl.net/dl4yhf, including the full source code. I moved the software
> archive to a new site, hope the links are ok on my homepage.
>
> I added a few features to the spectrum analyzer+filters, found a few bugs,
> removed some of them :-)
> The (N)-th order IIR or FIR filter now works surprisingly well. You can
> design any combination of lowpass, highpass, bandpass or notch filter if you
> need and save the filter design in a file.
>
> To Christer, SM6PXJ: I added a simple "frequency converter". You may try it
> for your 17.2 kHz IF but I'm not sure if the soundcard's anti-aliasing filter
> will not filter the wanted signals out. Enter the frequency for the local
> oscillator on the "Component Window".
>
> To Petr, OK1FIG: Hopefully the "Automatic Screen Capture"-feature now works
> like in your EasyGram. I played with the new feature a little but didn't try
> the timer's wrap-around at midnight... maybe you can.
>
> 73's, cul from Wolf (DL4YHF).