[Yaesu] Difference between Yaesu YF and XF Filter markings ?

[Jim Gerke]

"XF" is the terminology Yaesu uses for just the crystal/mechanical
filter itself.

"YF" is used to refer to the assembled unit consisting of the filter and
the plug-in board it's mounted on.

73, Jim, K5QL

Richard G3XVF wrote:
> 
> Hello All,
> 
> I have just bought new the following Yaesu Filters,
> does anyone know why Yaesu optional filters are advertised in catalogue
> with the first two characters starting with  YF  these letters are also on the filter
> boxes,  but the top of the filters are marked with XF are the specifications
> the same for both filters or are they designed for different transceivers ?
> 
> YF-144SN    filter marked    XF-114SN
> YF-114CN          "              XF-114CN
> YF-110SN          "              XF- 110SN
> YF-110CN          "              XF- 110CN
> YF-115C            "               XF-115C
> 
> Thanks,
> 
> 73 Richard G3XVF
> 
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