[BC] Achieving good S/N

[WFIFeng@aol.com]

In a message dated 12/28/2005 11:14:31 AM Eastern Standard Time, 
Mark4 at durenberger.com writes:

> 6386, IIRC
>  
>  Mark Durenberger
>  
>  
>  ----- Original Message ----- 
>  From: "Phil Alexander" <dynotherm at earthlink.net>
>  
>  > As I remember it, the secret was the forgiving nature of the variable 
gain
>  > amp tube whose number I can't recall...... 

I believe a pentagrid convertor tube can be used for this, as well. I forget 
the number, but it's as common as dirt, having been used in just about every 
tube-based AM & SW receiver made, including the venerable "All American 5" sets.

Willie...