I totally agree. I use the Tentec filters 500 Hz and 250 Hz and a DSP9+
with the Omni VI+ for the EME operation on 144 MHz and 432 MHz.
73
Bob K4TAX
Dr Gerald N Johnson wrote:
>
> Experience in these parts, by the picky operators indicates that the
> Timewave DSP series outperforms the MFJ and RS.
>
> I have a DSP-59+ and it has quite good selectivity, is extremely
> versatile, handles multiple carriers with automatic notching, and by
> using the noise suppression (only works on random noise, doesn't not
> help on nearly thunderstorm static crashes) with the AGC function it
> converts signals that are audibly marginal to easy copy. The audio AGC
> function can help get around the receiver AGC pumping of a strong
> unwanted signal in the receiver passband that's being rejected by the
> DSP filter much of the time.
>
> The Tentec filters are hard to beat for handling static and such noises
> without ringing. And the BP tuning can get most any narrower selectivity
> you can ever desire. Even with just the stock filters, just takes a
> little more finesse on the BP tuning...
>
> 73, Jerry, K0CQ
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