[Elecraft] K3: New Inrad 500 hz filter

[Barry N1EU]

Bill W4ZV wrote:
> 
> 
> 
> William G. McDowell wrote:
>> 
>> Inrad has a new super-narrow 500hz 8 pole filter available for the K3
>> now.
>> 
> 
> I'm afraid Marketing Speak has taken over at Inrad!  What is a
> "super-narrow" 500 Hz filter? 
> 
It IS a bit of a stretch to equate "Super-narrow" with 8-pole (vs 5-pole).

On the other hand, Inrad deserves some sympathy as fewer new radios need
their crystal filters these days.

73 & Happy Holidays,
Barry N1EU

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