Re: Europa-List: Re: G-GIWT air tests

[Scott Dingman <sldpileit@aol.com>]

 Please remove me from all lists thank you sldpileit@aol.com


-----Original Message-----
From: Alan Twigg <alan.twigg775@gmail.com>
Sent: Sat, Jun 12, 2021 11:01 am
Subject: Re: Europa-List: Re: G-GIWT air tests


Thanks Jim, I put an antenna=C2- behind the cockpit in the roof, the ferr
ite sleeve seems to have fixed the problem, tommorrow I will fly to prove i
t.
Alan 

Sent from my iPhone

> On 12 Jun 2021, at 15:29, h&amp;jeuropa <butcher43@att.net> wrote:
> 
t.net>
> 
> Alan,
> The trim motor is located very close to the comm antenna if your antenna 
is located in the rudder flange per the manual.=C2- If the comm antenna i
s not well tuned, there may be excessive radiation from it that interferes 
with the trim motor.=C2- I'd suggest you check the standing wave ratio (S
WR) of the comm antenna at different frequencies.=C2- 
> 
> You might try wrapping the trim motor in conductive foil (aluminum foil) 
to see if shielding it solves the problem.=C2- 
> 
> Ferrite sleeves often do not solve the problem as they are not universal 
and the ones that are readily available are not correct for our VHF frequen
cies.=C2- I tried a lot of ferrite sleeves when I had my Blue Mountain EF
IS trying to solve problems with very little success.
> 
> Jim
> 
> 
> 
> 
> Read this topic online here:
> 
> http://forums.matronics.com/viewtopic.php?p=502344#502344
> 
> 
> 
> 
> 
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> 
> 
> 

S -
WIKI -
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=C2- =C2- =C2- =C2- =C2- -Matt Dralle, List Admin.