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Re: [Discuss-gnuradio] d'board io - write works, read ?
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From: |
Matt Ettus |
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Subject: |
Re: [Discuss-gnuradio] d'board io - write works, read ? |
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Date: |
Wed, 23 Feb 2005 10:16:49 -0800 |
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User-agent: |
Internet Messaging Program (IMP) 4.0-cvs |
> One thing I might have to address for cw is the envelope - the envelope
> is supposed to have a certain rise time, instead of just going full bang-on,
> which causes key-clicks over a wide spectrum (i.e., qrm to others).
>
I'd use the keying waveform as input to an interpolating fir filter, pass that
to a multiplier, with the carrier as the other signal.
Matt