Amps
[Top] [All Lists]

[AMPS] SB220 output

To: <amps@contesting.com>
Subject: [AMPS] SB220 output
From: 2@vc.net (measures)
Date: Fri, 8 Dec 2000 15:13:47 -0800
>
>> Hang on a sec ...  The SB-220 was rated at 1000W input on CW because that
>> was the legal limit at that time.  I have run mine in SSB position for 3
>> years so far, in heavy CW and phone contesting, and it has shown no
>> problems at from ~950 watts output on 10 to 1250 watts on 80.  I've kept
>> careful watch on the temperature of the power supply, color of tube
>> anodes, etc. and everything seems quite comfortable.
>> 
>> 73, Pete N4ZR
>
>That's because it has headroom in the components. Technically, 
>the transformer is a tad small and the cooling is a bit marginal for 
>1000 watts out.
>
Provided that the 220's fan motor bearings are occasionally oiled, the 
red ink on the 3-500's typically remains in virtually mint condition.  

>...

end

-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


--
FAQ on WWW:               http://www.contesting.com/FAQ/amps
Submissions:              amps@contesting.com
Administrative requests:  amps-REQUEST@contesting.com
Problems:                 owner-amps@contesting.com


<Prev in Thread] Current Thread [Next in Thread>