[Boatanchors] Tube prices

Dave Brown tractorb at ihug.co.nz
Thu May 11 23:07:25 EDT 2006


Usually explained by noting the AF data is for a pair of tubes but the 
RF data is for just one.
The devil is in the details!
YMMV

73
Dave
ZL3FJ

----- Original Message ----- 
From: "doc" <kd4e at verizon.net>
To: "Mark Foltarz" <Foltarz at rocketmail.com>
Cc: <boatanchors at mailman.qth.net>; <telegrapher at att.net>
Sent: Friday, May 12, 2006 3:47 PM
Subject: Re: [Boatanchors] Tube prices


> Mark Foltarz wrote:
>>> 845's are revered by audiophiles, especially in Japan.
>>   I wish 211s were as popular. I just keep finding those things. I 
>> bought
>> bunches of them for a $1 a piece in the late 80's and they still 
>> keep showing
>> up.
>
> Why is there such a difference between gain for
> AF Class B 7.5W IN = 200W OUT and
> RF Class B 10W IN = 40W OUT?
>
> Just curious.
>
>
> -- 
> Thanks! & 73, doc kd4e  http://bibleseven.com
> Ham Links: http://bibleseven.com/hl.html
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