[Boatanchors] 6146 question

[Darrell Brooks]

RCA says the 6146B is unilaterally interchangeable with all of the other 
variants. I guess it all comes down to who someone wants to believe. The 
company that designed the tube or a guy that worked part time on amateur 
radio equipment.

Darrell


On 1/28/2024 12:55 PM, corner five wrote:
> hi group.
> I am the new owner of a viking ranger 1, ver2. fully restored, and soon
> to be on the air.  I'm new to the world of tube rigs and wish to learn
> as well as do right by my new treasure, so looking for your thoughts
> related to the single 6146 final.
> .
> I have read that there are four variants of the 6146.
> => 6146, 6146A, 6146B, 6146W.
> My ranger currently has the 6146A installed.  Somewhere down the line I
> may need to replace this tube.  From what I read the 6146 and 6146A are
> essentially identical and both will work fine in this transmitter.
> .
> Question: Can I safely use the 6146B?  If so, will I need to change
> anything from the current (6146A) setup to accommodate this different
> final?  I ask because the "ok" use of the 6146B seems to be yes or no
> depending upon what transmitter you are using.
> .
> Same question for the 6146W.
> .
> .thanks.
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