[Collins] KWM-2A low output solved

Jim Brannigan jbrannig at optonline.net
Fri Aug 26 12:23:43 EDT 2005


Those of us who grew up in the "dip and load" era would automatically tweak 
the loading control.
The "50 ohm" mark would just be a starting point.

Jim

> Quoting from the Service Instructions for loading trimmer adjustment, 
> "These trimmer capacitors are adjusted to provide the required total 
> output capacity for matching 50-ohm antenna loads on the amateur bands 
> with the INCR LOAD control set at the 50 ohm mark.  Normally, they will 
> not need adjustment since, when the PA is properly loaded, the tuning is 
> relatively broad".  To me the refers to the broadness of the loading 
> control not the broadness of the impedance matching.
>
> Hope this is of some help.
>
> 73,
>
> Bill, K3PGB



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