Tube Question

[Richard Post]

>In one of my super clever deals, I have become the owner of two tubes
>that look like 6146s but aren't. Anybody got a clue as to what they are?
>RCA 4604 and Jan 6293.
>
>TNX
>
>Bob
>
>Sponsored by the City of Tempe
>
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The 6293  is a 6146 rated for RF pulse service. Has a strengthened grid
structure.   I have had no trouble subbing it for a 6146.   Do NOT sub for
6146B which has a higher output rating than 6146.

73 de Rich

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