X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [216.211.128.10] (HELO mail-in03.adhost.com) by logan.com (CommuniGate Pro SMTP 5.0.9) with ESMTP id 1062342 for flyrotary@lancaironline.net; Sat, 08 Apr 2006 11:08:08 -0400 Received-SPF: none receiver=logan.com; client-ip=216.211.128.10; envelope-from=joeh@pilgrimtech.com Received: from Pilgrim10 (c-67-183-14-47.hsd1.wa.comcast.net [67.183.14.47]) by mail-in03.adhost.com (Postfix) with ESMTP id 1EEBA2AAEBE for ; Sat, 8 Apr 2006 08:07:18 -0700 (PDT) (envelope-from joeh@pilgrimtech.com) From: "Joe Hull" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Radio Saga Beginning Date: Sat, 8 Apr 2006 08:07:22 -0700 Message-ID: <003e01c65b1e$23b46810$bb02a8c0@redmond.corp.microsoft.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_003F_01C65AE3.77559010" X-Mailer: Microsoft Office Outlook 11 In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2670 Thread-Index: AcZbB6nmoB6+SFozSHKgQGJrHUEdhgAFhzAg This is a multi-part message in MIME format. ------=_NextPart_000_003F_01C65AE3.77559010 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Nope it's definitely electrical noise - I mean you can't be understood when you transmit kind of noise. I can hear incoming broadcasts clear as day (well this is Seattle - let's say clear as a bell - wait they're made out of metal and not clear at all - oh, you get the idea! Joe Hull Cozy Mk-IV #991 (Done Building! In Phase1 Flight Test - 0 hrs flown) Redmond (Seattle), Washington _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Finn Lassen Sent: Saturday, April 08, 2006 5:26 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Radio Saga Beginning That wouldn't be prop (wind) and engine noise by any chance? You're sitting inside the airplane with the canopy closed? Try a different headset (different mic). Finn Joe Hull wrote: Hey Buly (and anyone else) I've got an RST intercom and an ICOM radio (don't remember the number but only 1 year old). When the engine is off I can hear and Xmit fine. Turn the engine on and I can still hear fine (i.e. no noise) but when I key the mic there is a ton of noise in my headset and in the broadcast. It's not high pitched just a mid-range noise. I ruled out the alternator by taking the belt off - noise was still there. So why noise only when I transmit? Any thoughts? Joe Hull Cozy Mk-IV #991 (Done Building! In Phase1 Flight Test - 0 hrs flown) Redmond (Seattle), Washington ------=_NextPart_000_003F_01C65AE3.77559010 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Nope it’s definitely = electrical noise – I mean you can’t be understood when you transmit = kind of noise. I can hear incoming broadcasts clear as day (well this is Seattle = – let’s say clear as a bell – wait they’re made out of = metal and not clear at all – oh, you get the = idea!

 

Joe Hull

Cozy Mk-IV #991 (Done Building! In Phase1 = Flight Test - 0 hrs flown)

Redmond (Seattle), Washington

 

From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Finn Lassen
Sent: Saturday, April 08, = 2006 5:26 AM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: = Radio Saga Beginning

 

That wouldn't be prop (wind) and engine noise = by any chance?
You're sitting inside the airplane with the canopy closed?
Try a different headset (different mic).

Finn


Joe Hull wrote:

Hey Buly (and anyone else)

I’ve got an RST intercom and an ICOM = radio (don’t remember the number but only 1 year old).  When the = engine is off I can hear and Xmit fine. Turn the engine on and I can still hear = fine (i.e. no noise) but when I key the mic there is a ton of noise in my = headset and in the broadcast. It’s not high pitched just a mid-range = noise.

I ruled out the alternator by taking the belt = off – noise was still there.

 

So why noise only when I transmit? Any = thoughts?

 

Joe = Hull

Cozy Mk-IV #991 (Done Building! In Phase1 = Flight Test - 0 hrs flown)

Redmond (Seattle), Washington

 

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