SB 200 Output
multi-volti at MULTI-VOLTI.COM
multi-volti at MULTI-VOLTI.COM
Sun Nov 17 19:28:19 EST 2002
Check the bandswitch contacts for their presence and also the 500 pF 2 kV
silvered mica cap...I think it's a 'padder' for 80 m.
Murray
----- Original Message -----
From: "Ron Notarius WN3VAW" <wn3vaw at FYI.NET>
To: <HEATH at LISTSERV.TEMPE.GOV>
Sent: Saturday, November 16, 2002 11:20 PM
Subject: SB 200 Output
> I have unusually low power output on my SB 200 on 80/75 meters. 100 Watts
> drive gives me ~700 W out on 40-15 (my rig doesn't give me 100 out on 10,
> that's another story) but only 120 W out on 3.5 MHz, 200 - 250 W out on
3.8
> MHz, and 300-350 W out on 3.99 MHz.
>
> I had it open to put in new finals a few days ago, and no change, so I
don't
> think it's the tubes going soft. Any suggestions on where to look next?
>
> 73, ron wn3vaw
>
> 'If tin whistles are made of tin, what do they make fog horns out of?'
> -- from "Does Your Chewing Gum Lose It's Flavor on the Bedpost Overnight?"
> Lonnie Donegan, SK, 4 November 2002
>
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