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Engineering Design Links

"When in doubt...make it stout!"--Frank Magoon

Here are some helpful links:

Info@maguffinmicrowave.com
For if you wish to contact us at Maguffin Microwave.

http://www.mwrf.com/
A wealth of RF knowledge

http://www.mwjournal.com/
A treasure trove of RF knowledge

http://www.techbriefs.com/

Ideas to stimulate the mind

http://www.eetimes.com/
What is going on THIS WEEK in electronics engineering.


DISCUSSION FORUMS
http://www.edaboard.com/forum63.html
Microwave discussion forum (international)

http://www.eng-tips.com/threadminder.cfm?pid=247
Antenna and Propagation Engineering forum

http://www.eng-tips.com/threadminder.cfm?pid=239&page=1
Microwave & Electromagnetic Engineering forum

http://www.edaboard.com/forum89.html
Digital Signal Processing forum (international)

http://www.edaboard.com/forum6.html
PCB Layout forum (international)

http://www.eng-tips.com/threadminder.cfm?pid=236
Communications and Signal Processing forum

http://www.edaboard.com/forum98.html
Digital Communications forum (international)

http://www.forum.ubnt.com/forum/
Forum discussing FCC regulations/interpretation with respect to
WLAN, UNII, Public Safety Band radios

http://www.febo.com/pipermail/time-nuts/
phase noise/jitter measurement and time discussions

https://forums.tm.agilent.com/community/
agilent TE discussion forum

http://forum.sparkfun.com/viewforum.php?f=13&
wireless discussion forum for microcontrollers

GENERAL
http://www.leapsecond.com/pages/chess/
Chess set worthy of an engineer

http://www.thinkage.ca/~jim/prose/maguffins.htm
So why the MAGUFFIN name?  Maguffin: 1)The device in a
television show or movie which keeps the plot rolling, generally
a character or situation. 2)An object of high value that everyone
wants--Example: the "falcon statue" in Alfred Hitchcock’s movie
The Maltese Falcon, or the "letters of transit" in Casablanca.
3) It sounds good paired with the word "microwave".
4) Our consulting help can become essential to the success of
your Microwave designs and ongoing production! 
Let us become your Maguffin.

ANTENNAS, EMAG analysis
http://www.antennex.com/
Antenna design library

http://home.ict.nl/~arivoors/index.html
4NEC2 antenna emag analysis software

http://www.ce-mag.com/99ARG/Williams97.html
Antenna Factor explanation

http://qdg.sorbs.net/qdgant.htm
List of good antenna links

http://www.smeter.net/antennas/antennas.php
Low frequency antenna design

http://www.craf.eu/conv.htm
Relationships between power, EIRP, and field strength

http://www.rfcafe.com/references/electrical/antenna-patterns.htm
Radiation pattern of antenna types

http://www.st-andrews.ac.uk/~www_pa/Scots_Guide/RadCom/part7/page1.html
Layman's explanation of phased array

http://www.testeq.com/store/category_listing.lasso?cat=EMC/Antennas
List of some antenna model numbers for EMC measurements

http://www.fnrf.science.cmu.ac.th/theory/waveguide/Waveguide%20theory%2013.html
How some common waveguide components work

http://www.fcc.gov/oet/rfsafety/dielectric.html
Human body dielectric parameters

http://www.ece.mcmaster.ca/faculty/georgieva/antennas.htm
College antenna lecture notes, software

http://www.emtalk.com/forums/index.php
Emag Theory forum, HFSS examples.

http://store.pasco.com/pascostore/basket/groups.cfm?&DID=9&groupID=623&start=1
Source for Teledeltos Paper (used for simulatingcomplex Emag and Thermal problems without a computer)

http://www.si-list.net/swindex.html
NEC mom codes

http://www.sonnetsoftware.com/products/lite/
free EMAG software download

DESIGN TOOLS/INFO

http://education.tm.agilent.com/index.cgi?CONTENT_ID=22
Software and educational pages

http://www.ee.unb.ca/cgi-bin/tervo/qam.pl
Simplistic depicton of what QAM modulation is (16-QAM)

http://www.newwaveinstruments.com/resources/rf_microwave_resources/index.htm
Design tutorials, software of all types

http://mcalc.sourceforge.net/#calc
microstrip calculator

http://df2ck.de/tech/wg/
Waveguide table

http://www.keystoneradio.com/
Collection of design software

http://tools.rfdude.com/
Useful software tool

http://www.rfcafe.com/
RF Cafe.  Software resources, companies and components

http://www.lwca.org/library/reference/index.htm
Low frequency RF library

http://www.microwaves101.com/
Explanations of Microwave circuits and concepts

http://qucs.sourceforge.net/
Free Microwave analysis program.  Qucs-large signal,
small-signal and noise behavior

http://www.graphicode.com/pages/home.cfm?variable=18#_GC-Prevue
GC Preview free gerber file viewer

http://www.hp.woodshot.com/hprfhelp/lit/diodelit.htm
Classic HP applications notes, PIN diode, Freq Multiplier, etc

http://www.educypedia.be/electronics/easoftrf.htm
design software

http://www.educypedia.be/electronics/easoftrf.htm
design software

http://www.turnkey.net/rftools.htm
rf toolkit, software.

http://www.home.agilent.com/agilent/editorial.jspx?

action=download&cc=US&lc=eng&ckey=895947&id=895947
agilent article downloads


http://www.ansoft.com/DeliveringPerformance/
ansoft app notes with general component design examples

RULES AND REGS
http://www.etsi.org/WebSite/Standards/Standard.aspx
Free downloads of ETSI standards

http://www.fcc.gov/oet/ea/fccid/
FCC ID search.  If your wireless part has an FCC ID number,
you can often find its certification test reports and schematics
using this search function.

http://www.fcc.gov/oet/info/rules/
FCC Part 15 rules (rules covering ISM band wireless devices)

http://wireless.fcc.gov/
Wireless specific FCC issues

http://www.fcc.gov/oet/faqs/eadfaqs.html
fcc equipment authorization Q&As


COMMUNICATIONS SYSTEMS
http://www.connect802.com/literature.htm
telecom, wifi tutorials

PATH LOSS
http://www.sss-mag.com/
Spread spectrum, RF, wireless topics explained

http://www.cplus.org/rmw/fieldtests/f001.html
Example of how to do your own wireless propagation study


RF FILTERS
http://www.circuitsage.com/circuit_design
Free design software downloads, system, rf, analog.

http://www.wa4dsy.net/cgi-bin/idbpf
Designs rod type interdigital filter dimensions

http://www.aade.com/filter.htm
Free filter design and component analysis software downloads

http://tonnesoftware.com/elsiedownload.html
Free student version of filter design package

http://www.ussc.com/~uarc/utah_atv/interdigital1.html
How to build an interdigital filter.  Describes the
time-honored Dishal tuning method.

http://www.electronics-tutorials.com/filters/filter-software.htm
How to design a crystal filter, other software.

 

http://www.smeter.net/electronics/rf-circuit-assistant.php
coil winding sw

http://www.aade.com/filter32/download.htm#download
filter design program

SMT ASSEMBLY, PCB LAYOUT
http://www.reticles.com/ordering.htm
How to order/use a microscope measuring reticle.

http://www.web-tronics.com/if-rfb.html
Where to buy RF protoboards with solid backside ground metal.

http://www.matweb.com/
Electrical/mechanical properties of materials.

http://www.circuitpeople.com/
A free Gerber file viewer, works with Pads.zip folders

http://www.gpleda.org/index.html
open source design and layout sw

http://blog.engineersimplicity.com/2008/11/open-source-eda.html
open source programs, layout sw blog

http://web.awrcorp.com/Usa/Products/Optional-Products/TX-Line/
transmission line calculator

TEST EQUIPMENT
http://web.mit.edu/w1gsl/Public/ne-fleas
New England area electronics flea markets.  "The flea at MIT".

http://www.used-line.com/

Before over-bidding on ebay, see what used gear with a warranty
sells for.  Type in model number in the buy-search function

www.vaunix.com
Low cost USB based microwave test equipment

http://www.vnahelp.com/products.html
Network Analyzer software

http://www.hparchive.com/hp_equipment.htm
very usefull archive of hp test manuals and software


PATENTS
http://www.google.com/patents
free pdf downloads of any us patent





 

Please email to me other REPUTABLE and SAFE engineering links that you find useful in your design work! 

EMAIL us immediately if any of the above links are not reputable!

info@maguffinmicrowave.com