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; Tue, 14 Sep 2021 00:06:25 -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 18E6tChe028680; Tue, 14 Sep 2021 02:56:19 -0400 Received: from outgoing-exchange-5.mit.edu (OUTGOING-EXCHANGE-5.MIT.EDU [18.9.28.59]) by PCH.mit.edu (8.14.7/8.12.8) with ESMTP id 18E6tBup028677 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL) for ; Tue, 14 Sep 2021 02:55:11 -0400 Received: from oc11exedge1.exchange.mit.edu (OC11EXEDGE1.EXCHANGE.MIT.EDU [18.9.3.17]) by outgoing-exchange-5.mit.edu (8.14.7/8.12.4) with ESMTP id 18E6tBsb024184 for ; Tue, 14 Sep 2021 02:55:11 -0400 Received: from w92expo20.exchange.mit.edu (18.7.74.74) by oc11exedge1.exchange.mit.edu (18.9.3.17) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Tue, 14 Sep 2021 02:55:28 -0400 Received: from oc11exhyb6.exchange.mit.edu (18.9.1.111) by w92expo20.exchange.mit.edu (18.7.74.74) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Tue, 14 Sep 2021 02:54:53 -0400 Received: from NAM02-BN1-obe.outbound.protection.outlook.com (104.47.51.43) by oc11exhyb6.exchange.mit.edu (18.9.1.111) with Microsoft SMTP Server (TLS) id 15.0.1497.23 via Frontend Transport; Tue, 14 Sep 2021 02:54:53 -0400 Received: from DM6PR17CA0002.namprd17.prod.outlook.com (2603:10b6:5:1b3::15) by BN0PR01MB7103.prod.exchangelabs.com (2603:10b6:408:152::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.17; Tue, 14 Sep 2021 06:55:10 +0000 Received: from DM6NAM11FT063.eop-nam11.prod.protection.outlook.com (2603:10b6:5:1b3:cafe::c7) by DM6PR17CA0002.outlook.office365.com (2603:10b6:5:1b3::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.14 via Frontend Transport; Tue, 14 Sep 2021 06:55:09 +0000 Received: from mail-qk1-f182.google.com (209.85.222.182) by DM6NAM11FT063.mail.protection.outlook.com (10.13.172.219) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4500.14 via Frontend Transport; Tue, 14 Sep 2021 06:55:09 +0000 Received: by mail-qk1-f182.google.com with SMTP id t4so13623126qkb.9 for ; Mon, 13 Sep 2021 23:55:09 -0700 (PDT) Received: from [192.168.1.10] ([24.140.235.193]) by smtp.gmail.com with ESMTPSA id o23sm6783605qkk.40.2021.09.13.23.55.07 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Sep 2021 23:55:08 -0700 (PDT) From: Jim Ruxton To: "piclist@mit.edu" Sender: "piclist-bounces@mit.edu" Date: Mon, 13 Sep 2021 23:55:06 -0700 Subject: Re: [EE] pcb fabrication recommendations Thread-Topic: [EE] pcb fabrication recommendations Thread-Index: AdepNwiPBvZ27D7sTOOjZGrc64N17A== Message-ID: References: <613fd508.1c69fb81.ef182.9aff@mx.google.com> 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 gmail.com designates 209.85.222.182 as permitted sender) receiver=protection.outlook.com; client-ip=209.85.222.182; helo=mail-qk1-f182.google.com; dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-transfer-encoding:content-language; bh=aloHUUiHxRkfqRDBaIkWxVFshO6sbo01X/ByaloLmZY=; b=cshBq5nGlLQUHsHKudFFKkQMZqSCsB3V5pML4yJcCCfcJGKTLkerwDOijgmDs8ieoX TT3x+m8pB+sqi9LNfNkZlUXBROJpFLl6ZKq5b376jLOhaBAoEmU7jXzN1TQ3iwsmppI4 IHOUBdu8+KHGuh8sM9TI1vlKkdt+Ye8iuYNQkeNG7M7IuV3Xo1ortXLhe91n9TXOFmKw dQcXERj7IxLIK/LunIsaMlaf8YEUWwUKAE01vR8uRodxTSqdQNZ3NSi7piMZoltVdpO1 ZiRLhjpUYpdeqmCwmkrknRGAtNJqKwRZIT9/0FpZE1cIudPZ/VAndTewf58c33jur3GK ErjA== authentication-results: spf=pass (sender IP is 209.85.222.182) smtp.mailfrom=gmail.com; mit.edu; dkim=pass (signature was verified) header.d=gmail.com; mit.edu; dmarc=pass action=none header.from=gmail.com; user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 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-received: by 2002:a37:b686:: with SMTP id g128mr3534406qkf.68.1631602508847; Mon, 13 Sep 2021 23:55:08 -0700 (PDT) x-topics: [EE] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 I have had good results with PCBWAY another low cost company in China.=20 They will source the parts in China. Their prices for parts have always=20 been surprisingly low. Worth taking a look at if you haven't already. Jim On 2021-09-13 7:08 p.m., Ryan O'Connor wrote: > Hi Dwayne, it's for a friend of mine and it's not worth them paying me to > do it. Ideally we would just do most of it SMT and he can manually solder > the through hole if he has to. > > On Tue, 14 Sept 2021 at 10:50, Dwayne Reid wrote= : > >> Hi there, Ryan. >> >> Can you source the chip yourself? And - are you comfortable >> installing it on the board yourself? >> >> If so, simply have JLCPCB do all the work except for installing the >> chip. Might be the fastest way for you to get your boards. >> >> dwayne >> >> >> At 07:12 AM 9/13/2021, Ryan O'Connor wrote: >>> Where are people getting their PCBs assembled? I'm doing some runs of >>> approximately 50 boards and tried JLCPCB. By the time I finished matchi= ng >>> the parts to their stock, one of the atmega644p that the design uses >>> switched to "inventory low" and I couldn't complete the order. The staf= f >>> told me I had to pre-order the part, but when I checked it only comes i= n a >>> reel of 2000 MOQ. Kinda feeling a bit stuck. They have non-reel ICs in >>> stock but they are about $2 more per chip. With 50 boards that's an >>> increase of $100! And the microprocessors are already costing an arm an= d a >>> leg. The rest of the components are mostly passive or fairly trivial >>> semiconductors, but we do have some through-hole connectors, headers, a= nd >> a >>> buzzer. >>> >>> Thanks >>> Ryan >> >> -- >> Dwayne Reid >> Trinity Electronics Systems Ltd Edmonton, AB, CANADA >> 780-489-3199 voice 780-487-6397 fax 888-489-3199 Toll Free >> www.trinity-electronics.com >> Custom Electronics Design and Manufacturing >> -- >> http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive >> View/change your membership options at >> http://mailman.mit.edu/mailman/listinfo/piclist >> --=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 .