[ICOM] 756 Tested

[Igor Sokolov]

Hi Adam,
As someone said, IPO stands for "Internal Preamp Off" :)

73, Igor UA9CDC


> Hi Guillermo,
>
> My understanding is that "AIP" is another name for "Preamp In/Out".
Yaesu
> calls it "IPO" (Intercept Point Optimisation". Why they cannot call
it a
> preamp switch escapes me.
>
> The best design approach is a selectable attenuator and a preamp
in/out
> switch. Incidentally, many commercial and military HF receivers do
not even
> have an RF amplifier (preamp).
>
> Cheers for now, 73,
> Adam VA7OJ/AB4OJ
>
>
> -----Original Message-----
> From: icom-bounces at mailman.qth.net
[mailto:icom-bounces at mailman.qth.net] On
> Behalf Of GGLL
> Sent: 20 August 2005 15:18
> To: ICOM Reflector
> Subject: Re: [ICOM] 756 Tested
>
> From the several mails posted regarding the subject, I guess one
> would expect better results having a preamplifier on-off switch
facility,
> than only have the attenuator (and/or Kenwood's "AIP" switch) with
the
> preamplifier always on, am I correct?.
>
> Best regards
> Guillermo - LU8EYW.
>
>
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