[RTTY] AFC and NET: No, thanks

DJ3IW Goetz dj3iw at t-online.de
Wed Oct 20 18:07:56 EDT 2004


AMEN to that!
73 de Goetz
dj3iw at t-online.de
----- Original Message -----
From: "Bill Turner" <dezrat1242 at ispwest.com>
To: <rtty at contesting.com>
Sent: Wednesday, October 20, 2004 6:19 PM
Subject: [RTTY] AFC and NET: No, thanks


> On Wed, 20 Oct 2004 13:58:59 +0200, f6irf at free.fr wrote:
>
> >FSK users: You will never forget to remove the AFC and reset to 2125 when
> >going to S&P:  N1MM automatically resets MMTTY to your FSK freq pair (and
> >toggles the AFC according to the context - IE AFC on when CQ'ing / AFC off
> >when a station has been decoded  -  AFC-off+ reset to default mark when
going
> >S&P )
>
> _________________________________________________________
>
> For what it's worth:  IMO, AFC should NEVER be used during a contest
> and here's why.
>
> When you're doing S&P and tuning across the band, AFC will reach out
> and "grab" the other station before you have it correctly tuned in.
> As a result, your TX frequency will be off from your RX frequency by a
> certain amount.  The only way to compensate for this is if you're
> using AFSK, you can turn on both AFC and NET, but why bother since you
> need to turn them both off when CQing.  Just use RIT for what it was
> intended.  Actually, I don't even use RIT.  When CQing I use split A
> and B VFO's, thereby allowing me to tune with the big knob instead of
> the little one.  Either way is better than AFC/NET.
>
> AFC and NET:  Spawn of the devil.  :-)
>
> --
> Bill W6WRT
>
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>




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