[Hammarlund] BC-779s and mods

[Kenneth G. Gordon]

On 23 Mar 2020 at 14:21, Richard Knoppow wrote:

>     Aha, the article I remember is the "Souping the Super-Pro" by 
> Geisler. However, the others look familiar. For anyone with an 
> AR-88, please don't convert it to miniatures as suggested, it has 
> very good performance as designed. One can replace the mixer with 
> a 6SB7Y. straight across but to get any real benefit you need to 
> change the bias. However, if you can't find a 6SA7 it will work OK.
>      Thank you for scanning and posting this.
>

You all are certainly welcome, Richard. Us old boatanchor folks have to hang together.

Ken W7EKB