[Milsurplus] What is the replacement fr RCA-991?

[WA5CAB at cs.com]

John,

991 is the RCA house number for the NE-16. I have or had (may have sold them) 
some lamps with both numbers on them.


In a message dated 8/9/2006 10:59:27 PM Central Daylight Time, 
olegerityincj at austin.rr.com writes: 
> Group - I need the expert help!
> 
> I have seen some specs that indicate that the replacement for a RCA-991 
> may be a NE-48/B9A
> Yet I received an Email from a supplier that the replacement for an 
> RCA-991 is NE-16/7AA
> 
> I cannot find and RCA-991 specs online  (:-{  Cannot find specs for 
> NE-16 or 7AA
> B9A specs sate 80-125V @.002A or 2mA  (no lower than 80V after 100Hrs of 
> operation 105V Average)  the B9A seems to have the correct base also.
> 

Robert Downs - Houston
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