Re: [TenTec] NB verses NR

[Barry N1EU <barry.n1eu@gmail.com>]

On Mon, Dec 15, 2014 at 1:53 PM, Rick - DJ0IP / NJ0IP <Rick@dj0ip.de> wrote:
>
>
> The problem with placing two filters directly in series is, you will drop
> about 6dB of gain, assuming they are narrow filters.  This needs to be
> compensated for with a low gain, low distortion amp.
>


He's not doing that.  He only has one of the two active at any given time,
SSB or CW.  And besides, the IR roofing filter has a built in amplifier to
account for the loss.

Barry N1EU


>
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