Electronics Forum | Fri May 14 15:28:39 EDT 2010 | timryder
I have an application I'm trying to solve which would allow me to vary voltage going to an Electric Solenoid at 24v ~3.0amps DC. What I want to do is create a device to vary the voltage going to the Solenoid using a pulsed digital input. I have a mot
Electronics Forum | Tue Aug 17 09:43:59 EDT 2021 | lay1014
Application of vacuum technology VACUUM FURNACE Metallurgical industry: The vacuum technology used in the metallurgical industry includes molten steel vacuum processing, vacuum melting, vacuum induction melting, induction shell melting, vacuum arc re
Electronics Forum | Wed Feb 25 08:34:00 EST 1998 | Earl Moon
CERAMIC CIRCUITRY Starting with hybrid thick film circuits in 1965 at Sperry Flight Systems, I have been involved with ceramics (usually aluminum oxide) as the substrate material. Then, we developed "multilayer" circuitry (replacing "cordwood" module
Electronics Forum | Wed Feb 25 08:30:44 EST 1998 | Earl Moon
| Happy Holidays All, | I am searching out a vendor (US preferred) who can fabricate a ceramic PCb with etremely fine lines. | Please reply if you are a vendor, or know of one. | Thanks, | Wendy CERAMIC CIRCUITRY Starting with hybrid thick film circ
Electronics Forum | Wed Jul 11 20:17:05 EDT 2001 | davef
I�ve written a review to be published in an up-coming SMTnet Newsletter of �Printed Circuit Assembly Design� Leonard Marks, James A. Caterina [Hardcover - 368 pages (July 26, 2000) McGraw Hill Text; ISBN: 0070411077]. In short, � In �Printed Circui
Electronics Forum | Tue Jul 24 19:26:20 EDT 2001 | johnmaetta
Thanks Dave. We develop high-speed telecom PCB assemblies that use uBGA and other fine pitch components. Our policy has been to use an NC process at our CM. Our engineering group, who is also a customer, and uses these assemblies for development,
Electronics Forum | Wed Aug 18 16:15:04 EDT 1999 | Earl Moon
| Hadco offers a technology of building in a "buried" capacitance layer (& other embedded passives) in organic PWBs (FR4 for example). see http://www.hadco.com/prod03.htm and a design manual is posted here: http://www.hadco.com/pdfs/bcguide.pdf | I
Electronics Forum | Sat Jul 22 04:52:31 EDT 2023 | shrikant_borkar
Here below clarification may help you I suggest you to refer IPC-AJ-820A Assembly and Joining Handbook for the entire information of applicable standards. IPC-J-STD (IPC-Joint Standard): IPC-J-STD is not a standalone standard; it refers to the serie
Electronics Forum | Thu Jul 04 17:48:28 EDT 2024 | assuredtech
I don't know who manufactures the SMT 460 machine or what it's capabilities and configuration or machine settings are applicable to this topic but some common process of eliminations are: Component packages (doesn't seem to be an issue here), Board s
Electronics Forum | Fri Jan 29 18:48:19 EST 1999 | Earl Moon
| SMT Mfg. Equipment: Fuji CP-6/IP-3 - but please all hi-speed chip placer users input are appreciated !! | | The company that I work for is a C/M which offers both consignment but mostly turnkey work. I am currently running 3 Fuji lines. All parts
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