The operational differences are minimal for CW/SSB and that swap was
done several times. You lose 200W Pd which may be critical for RTTY,
digital, and AM.
Carl
KM1H
----- Original Message -----
From: "WLI" <lgp@wlionline.com>
To: <amps@contesting.com>
Sent: Sunday, April 26, 2009 4:39 PM
Subject: [Amps] SB 220 with 3 400 tubes
>I am looking a purchasing an SB220. I have two to choose from. One
>has a
> pair of 3 400 tubes and the other has 3-500's. The one with 3 400's
> looks
> cleaner but I am not sure if the tubes are equal. Can some one tell
> me if
> the amp with the 3 400's is as good or if there are any problems with
> this
> substitution.
>
> Thanks
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
|