[TenTec] installed the Inrad 600hz filter

Joseph Trombino Jr w2kj at bellsouth.net
Mon Mar 6 11:18:42 EST 2006


OK...so I installed the 600hz filter in the 1khz slot....moved the 1khz 
filter to the 1.8khz slot and removed the Ten Tec 500hz filter and disabled 
the 500hz filter.

WOW!!!!  What a difference.....suddenly the harshness of 199 taps is 
gone...just gone...I can now run at 199 taps with great audio and superb 
filtering.

I guess the amp following the 500hz filter was contributing to the harshness 
noted at 199 taps.

I do notice increased audio artifacts at my normal QSK delay setting....just 
increased the delay a bit and ran the RF gain down a bit and all is happy.

The DSP NR is working FB now.

Wish I had done this a long time ago.

Now to make some contacts.

                                        73, Joe W2KJ 




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