Quoting Mitch Cox <ww4cox@embarqmail.com>:
> Not to try to be argumentative but this only proves the bare minimum  
> of cooling that exists under the tube deck. If you doubt this, turn  
> the fan off and see how long the solder lasts in any of the pins. If  
> you have a slightly resistive connection with enough air, chances  
> are you would never have known it.
And remember, small CPU fans weren't available to use as "booster"  
fans on the filament pins.  Now,with a little fabrication, each tube  
can have it's own filament pin cooler.
Don W4DNR
_______________________________________________
Amps mailing list
Amps@contesting.com
http://lists.contesting.com/mailman/listinfo/amps
 
 |