[TenTec] Inrad Filter

Barry N1EU barry.n1eu at gmail.com
Sat Jan 17 12:41:04 EST 2015


Unless there's something missing from the picture, the filter is bad.

Barry N1EU

On Sat, Jan 17, 2015 at 5:39 PM, Michael C. Marx <sndtubes at vacuumtubes.com>
wrote:

> I have 2 Omni VI opt3's.  One of them has an Inrad 1.8 KHz 9 MHz filter.
> There is 2 1/2 S units of attenuation when I switch this filter in on both
> radios.  This happens with the gain jumper in either position.  Is this
> normal or is the filter bad?  A 250 Hz or 500Hz TenTec filter or 400 Hz
> Inrad filter does not have this kind of attenuation.   I notice only
> minimal  loss with those.   Any thoughts?
>
>
>
> Sent via the Samsung Galaxy Note® 4, an AT&T 4G LTE smartphone
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