[Amps] SB-220 6 Meter Conversion Article in April QST

[David Craig]

    That value is a misprint.  3-30 pf is more than enough.  You can take 
the stock tune cap & remove plates to lower the value.

    73 Dave

----- Original Message ----- 
From: "RICHARD SOLOMON" <w1ksz at q.com>
To: "Amplifier Reflector" <amps at contesting.com>
Sent: Tuesday, March 31, 2009 1:51 PM
Subject: [Amps] SB-220 6 Meter Conversion Article in April QST


>
> I am getting ready to convert an SB-220 to 6 Meters. I was looking
> at the article in QST and ir stated the Plate Tuning cap is a 100 pf @ 4 
> Kv
> spacing. The article doesn't mention a Mfr or Part Number so I just
> looked at the Cardwell site. They have a 154-14 but it has 23 plates
> and is 4.5" long. The one in the picture in QST doesn't look that big ??
>
> Does anyone know what they used for a Plate Tuning Cap ??
>
> Thanks, Dick, W1KSZ
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