[TenTec] Re: 1 kHz IMD with Preamp ON/OFF

[Barry N1EU <n1eu@yahoo.com>]

S56A wrote:
>It is difficult to achieve 1 kHz filter shape factor
better then 1:3 at 9 MHz.

http://www.qth.com/inrad/graphs/718.gif

1.6:1 shape factor with 1000hz bandwith at 8.2Mhz


73 & Happy Holidays,
Barry N1EU
 


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