[Boatanchors] 812 vs 811 Transmitting Tubes

[David Hollander]

Looking at the data sheets, the 811 and 812 look to be nearly identical.

Can you replace 811's with 812's in an amp such as a 30L-1 or any other 
amps that use 811's?

Any comments?

73 es Tnx,

Dave N7RK

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Dave  N7RK          Boatanchors Home Page: http://members.cox.net/n7rk
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Boatanchor and Antique Radio Collector