[Amps] 4cx1000A or 8877 - Maximum Safe Cooling Air Exhaust Temperature...??

[Kevin Stover]

I don't see anything the datasheets for both tubes that mentions maximum 
exhaust heat.
The maximum ceramic/metal seal and anode core temp is 250 degrees C for 
the 8877, same for the 4CX1000A.


On 8/28/2015 12:12 PM, Big Don wrote:
> Any data available on this? As measured above the fins or exit of
> chimney....
> Don  N7EF
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-- 
R. Kevin Stover
AC0H
ARRL
FISTS #11993
SKCC #215
NAQCC #3441