Received: from PCH.mit.edu (18.7.21.50) by mail.efplus.com (192.168.0.8) with Microsoft SMTP Server (TLS) id 8.3.485.1; Sat, 25 Apr 2020 22:50:24 -0700 Received: from PCH.MIT.EDU (localhost.localdomain [127.0.0.1]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 03Q5daZf018940; Sun, 26 Apr 2020 01:40:19 -0400 Received: from outgoing-exchange-7.mit.edu (OUTGOING-EXCHANGE-7.MIT.EDU [18.9.28.58]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 03Q5dYcW018937 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK) for ; Sun, 26 Apr 2020 01:39:34 -0400 Received: from w92exedge3.exchange.mit.edu (W92EXEDGE3.EXCHANGE.MIT.EDU [18.7.73.15]) by outgoing-exchange-7.mit.edu (8.14.7/8.12.4) with ESMTP id 03Q5d7k7005434 for ; Sun, 26 Apr 2020 01:39:08 -0400 Received: from oc11expo31.exchange.mit.edu (18.9.4.104) by w92exedge3.exchange.mit.edu (18.7.73.15) with Microsoft SMTP Server (TLS) id 15.0.1293.2; Sun, 26 Apr 2020 01:39:14 -0400 Received: from oc11exhyb4.exchange.mit.edu (18.9.1.100) by oc11expo31.exchange.mit.edu (18.9.4.104) with Microsoft SMTP Server (TLS) id 15.0.1365.1; Sun, 26 Apr 2020 01:39:33 -0400 Received: from NAM10-BN7-obe.outbound.protection.outlook.com (104.47.70.109) by oc11exhyb4.exchange.mit.edu (18.9.1.100) with Microsoft SMTP Server (TLS) id 15.0.1395.4 via Frontend Transport; Sun, 26 Apr 2020 01:39:33 -0400 Received: from MWHPR22CA0037.namprd22.prod.outlook.com (2603:10b6:300:69::23) by SN6PR01MB4542.prod.exchangelabs.com (2603:10b6:805:e0::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2937.22; Sun, 26 Apr 2020 05:39:32 +0000 Received: from CO1NAM03FT058.eop-NAM03.prod.protection.outlook.com (2603:10b6:300:69:cafe::4c) by MWHPR22CA0037.outlook.office365.com (2603:10b6:300:69::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2937.13 via Frontend Transport; Sun, 26 Apr 2020 05:39:32 +0000 Received: from p-impout001.msg.pkvw.co.charter.net (47.43.26.137) by CO1NAM03FT058.mail.protection.outlook.com (10.152.81.107) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2921.25 via Frontend Transport; Sun, 26 Apr 2020 05:39:31 +0000 Received: from [127.0.0.1] ([75.183.89.221]) by cmsmtp with ESMTPA id Sa0ljeKRLi5bUSa0ojSRvF; Sun, 26 Apr 2020 05:39:30 +0000 From: John Ferrell To: "piclist@mit.edu" Sender: "piclist-bounces@mit.edu" Date: Sat, 25 Apr 2020 22:39:27 -0700 Subject: Re: [EE] Seeking audio relay advice Thread-Topic: [EE] Seeking audio relay advice Thread-Index: AdYbjpSw57uccahuS4yI5OhEv9miVQ== Message-ID: <8a833047-7b51-5866-e397-2cfed473973b@triad.rr.com> References: List-Help: List-Subscribe: , List-Unsubscribe: , In-Reply-To: Reply-To: Microcontroller discussion list - Public. Accept-Language: en-US Content-Language: en-US X-MS-Exchange-Organization-AuthAs: Anonymous X-MS-Exchange-Organization-AuthSource: TS500.efplus4.local X-MS-Has-Attach: X-Auto-Response-Suppress: All X-MS-Exchange-Organization-SenderIdResult: Pass X-MS-Exchange-Organization-PRD: mit.edu X-MS-TNEF-Correlator: received-spf: Pass (protection.outlook.com: domain of triad.rr.com designates 47.43.26.137 as permitted sender) receiver=protection.outlook.com; client-ip=47.43.26.137; helo=p-impout001.msg.pkvw.co.charter.net; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mitprod.onmicrosoft.com; s=selector2-mitprod-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=oVgwTovZJoYJcXMbSiPuvZovcAdiXVuigpCC7RdUlsE=; b=DBJ9tESfYaOQKSD+GpzRGrcMrviUaNWYW9Q8CvURLT8L8074U8PFLXL4VNt4jrnZuhFBzYbFAH1wryRLruERDbnlGWonH48sczOyfJrYPLZ5G4XSzEqQxzWQL4Zwk8w++IhuzUmyxQUwcnEQNxvkz6UKUcY3fzMm3edVZxZ9IZc= authentication-results: spf=pass (sender IP is 47.43.26.137) smtp.mailfrom=triad.rr.com; mit.edu; dkim=none (message not signed) header.d=none;mit.edu; dmarc=bestguesspass action=none header.from=triad.rr.com;compauth=pass reason=109 user-agent: Mozilla/5.0 (Windows NT 10.0; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 errors-to: piclist-bounces@mit.edu list-id: "Microcontroller discussion list - Public." list-post: x-beenthere: piclist@mit.edu x-mailman-version: 2.1.6 x-authority-analysis: v=2.3 cv=CfB2G4jl c=1 sm=1 tr=0 a=6CcecJFRP+ciuYZxb5RAIA==:117 a=6CcecJFRP+ciuYZxb5RAIA==:17 a=IkcTkHD0fZMA:10 a=VeLFVYuwu409dBYHwRgA:9 a=QEXdDO2ut3YA:10 x-topics: [EE] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 On 4/25/2020 5:54 AM, Forrest Christian (List Account) wrote: > the real question is what is the > failure mode on the relays. --=20 John Ferrell W8CCW Julian NC 27283 It is better to walk alone, than with a crowd going the wrong direction. --Diane Grant --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .