That complete article is full of errors and poor design. It is a start
for those who understand Amps 201 and beyond.
Carl
KM1H
----- Original Message -----
From: "David Craig" <davidhcraig@verizon.net>
To: "RICHARD SOLOMON" <w1ksz@q.com>; <amps@contesting.com>
Sent: Tuesday, March 31, 2009 2:11 PM
Subject: Re: [Amps] SB-220 6 Meter Conversion Article in April QST
> 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@q.com>
> To: "Amplifier Reflector" <amps@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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>> http://lists.contesting.com/mailman/listinfo/amps
>>
>>
>
>
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