X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml Date: Wed, 23 Aug 2006 20:39:57 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m28.mx.aol.com ([64.12.137.9] verified) by logan.com (CommuniGate Pro SMTP 5.1c.3) with ESMTP id 1345287 for lml@lancaironline.net; Wed, 23 Aug 2006 15:26:29 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.9; envelope-from=Sky2high@aol.com Received: from Sky2high@aol.com by imo-m28.mx.aol.com (mail_out_v38_r7.6.) id q.3fb.18932a00 (43932) for ; Wed, 23 Aug 2006 15:18:59 -0400 (EDT) From: Sky2high@aol.com X-Original-Message-ID: <3fb.18932a00.321e0422@aol.com> X-Original-Date: Wed, 23 Aug 2006 15:18:58 EDT Subject: Re: [LML] VHF feedback X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1156360738" X-Mailer: 9.0 Security Edition for Windows sub 5330 X-Spam-Flag: NO -------------------------------1156360738 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 8/23/2006 2:02:13 P.M. Central Standard Time, domcrain@tpg.com.au writes: Switching off the intercom and it goes away. ........................ Any final suggestions? Dom, The easy one is --- Leave the intercom off. Or, only fly from the right seat and let the passenger go crazy. I take it that recipients of one of your "G'day mate" telecommunications does not hear the piggy squeal. Sacre Bleu! I take it that this is not feedback from the mike to the headset - either externally or through your teeth (connected to the jaw bone, connected to the head bone...........). It must be in the audio wiring for the left side (Duh). Ground loop (shield connected at both ends)? Wires passing by some electronic marvel (AP, air data computer, GPS, etc)? So, does moving the left side wires around change the squeal? You are slowly drifting into the vortex of a Black Art. But, I am sure that somebody on the LML knows the secret society handshake and various electric gimcracks that might give you some relief. Scott Krueger AKA Grayhawk Lancair N92EX IO320 SB 89/96 Aurora, IL (KARR) Everything in moderation. -------------------------------1156360738 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 8/23/2006 2:02:13 P.M. Central Standard Time,=20 domcrain@tpg.com.au writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3D"Times New Roman" color=3D#= 000000=20 size=3D3>

Switching off the intercom and it goes=20 away.

........................

Any final=20 suggestions?

Dom,
 
The easy one is --- Leave the intercom off.  Or, only fly from the= =20 right seat and let the passenger go crazy.
 
I take it that recipients of one of your "G'day mate"=20 telecommunications does not hear the piggy squeal.  Sacre Bleu!
 
I take it that this is not feedback from the mike to the headset - eith= er=20 externally or through your teeth (connected to the jaw bone, connected to th= e=20 head bone...........).
 
It must be in the audio wiring for the left side (Duh).  Ground lo= op=20 (shield connected at both ends)?  Wires passing by some electronic marv= el=20 (AP, air data computer, GPS, etc)? So, does moving the left side wires aroun= d=20 change the squeal? 
 
You are slowly drifting into the vortex of a Black Art. But,=20= I am=20 sure that somebody on the LML knows the secret society handshake=20 and various electric gimcracks that might give you some relief.=20
 
Scott Krueger=20 AKA Grayhawk
Lancair N92EX IO320 SB 89/96
Aurora, IL=20 (KARR)

Everything in moderation.
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