[NSRCA-discussion] electric interference question

[Joe Lachowski]

On an airplane that size, get rid of the BEC and use a separate battery for 
the Rx.


>From: "George Miller" <glmiller3 at cox.net>
>Reply-To: NSRCA Mailing List <nsrca-discussion at lists.nsrca.org>
>To: "NSRCA Mailing List" <nsrca-discussion at lists.nsrca.org>
>Subject: [NSRCA-discussion] electric interference question
>Date: Sat, 13 May 2006 21:48:21 -0500
>
>OK, this isn't exactly a pattern plane, but this group has a lot of 
>expertise so I thought I'd ask here:
>
>I have a Showtime which I've built as an electric with AXI 5320/28 and Jeti 
>Advance Plus Opto 90 amp ESC with a HVBEC for RX power.  The radio is a JR 
>9303 TX and PCMS receiver.
>
>The problem is that I am getting some RF interference.  Ground range check 
>is OK to 100 feet with antenna down and motor off, but when motor is turned 
>on, the rx locks out (PCM)  until I either walk back a few yards closer, or 
>put up the antenna.  I have gone from ppm to pcm RX, put toroid "RF 
>Filters" on the leads from the ESC and both elevator servo's ( plane 
>designed with elevator servo's mounted in tail with long leads to RX). I 
>have also braided the wires between the motor and the ESC.  My next step is 
>to try a different ESC, but I thought I'd ask here before shelling out a 
>couple of hundred bucks for a new ESC.
>
>Any other thoughts?
>
>Thanks,
>
>George


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