Links to interesting stuff, in no particular order
Arduino and Stuff
Reference: https://www.arduino.cc/reference/en/
Morse Code: https://www.element14.com/community/community/arduino/blog/2014/04/01/arduino-morse-code-beginner-box-part-1
Parts and Software: http://fritzing.org/home/
Debugging: https://www.drduino.com/
Projects: http://www.bristolwatch.com/index.htm
Kits
Kits for Kids (and big kids): https://www.elenco.com/
Who Knew?
Rent a fire tower lookout from the USFS Forest Service: https://www.fs.usda.gov/detail/r1/recreation/?cid=fsp5_030855
Fun Sites – interesting to browse
Tubetime: http://tubetime.us
6 Meter stuff (mostly): http://www.bigskyspaces.com/w7gj/
Amplifiers
Solid state high power info and kits: http://www.w6pql.com
Amplifiers, accessories, etc: https://www.helitron.de/dj0abr/index_english.html
Good solid state Amps: http://www.ab4oj.com/quadra/sshfamp.html
Antennas
6, 2, and 0.07 meter antenna comaprison: http://www.bigskyspaces.com/w7gj/6mTable.htm
Tools
Smith Chart: http://www.sss-mag.com/smith.html
Schematic Capture (free): https://www.digikey.com/schemeit/project/
Test and Simulate Serial Circuits: https://docklight.de/
Surface Mount
Resistor codes: http://www.radio-electronics.com/info/data/resistor/smd_resistor/smt-resistor-markings-systems.php
Transistor and Diode Marking Codes: http://matthieu.benoit.free.fr/cross/competitive/philips/SMD-PHILIPS.pdf
Suppliers
Digikey: (Fast, in MN): https://www.digikey.com
Mouser: Good for RF parts plus everything else: https://www.mouser.com
Element14: Raspberry Pi HQ: https://www.element14.com/community/welcome
Test equipment, component analyzers: https://www.peakelec.co.uk Distributor: http://www.amascott.com/index.html
Feed line and connectors: https://rfconnection.com
Control head/mic cables: https://www.n2rga.com
Heatsinks: Heatsinkusa.com
Metals: Onlinemetals.com
Coax, connectors, etc.: https://rfconnection.com
Antenna and outdoor mounting/enclosures: https://www.linktechs.net/productcart/pc/viewCategories.asp?idCategory=314
WSPR, FT8, WSJT-X, etc.
WSPR Map: http://wsprnet.org/drupal/
WSPR kits and phttp://www.qrp-labs.com/
Verify computer time: https://time.is (you need it to be right!)
Time setting tool: http://www.thinkman.com/dimension4/
Article: http://www.g4ilo.com/wspr.html
Source code: https://sourceforge.net/projects/wsjt/
Computers
Benchmarks: http://browser.geekbench.comBuild your own PDP-11: https://obsolescence.wixsite.com/obsolescence
Raspberry Pi Universal GPIO: http://wiringpi.com/
Simulator for PDP-11 and others: https://skn.noip.me/pdp11/pdp11.html
Electronic Design
Schematics: https://www.digchip.com
All about resistors: http://www.resistorguide.com
Electronic circuits: http://www.electronicecircuits.com/category/electronic-circuits
Designs (pdf): http://www.n5dux.com/ham/files/pdf/index.php
Radio History
American Radio History: http://www.americanradiohistory.com/index.htm
Collins: http://www.collinsradio.org/
Historic radios: http://www.radioblvd.com
Radio Museum: https://www.radiomuseum.org/zz/
WEAU tower collapse: https://youtu.be/9fO8f_Qu3ls
Publication Archive
73 Magazine https://archive.org/details/73-magazine
Free Ham Publications http://www.n5dux.com/ham/pubs/
Audio Processing / Analysis
FCC
Equipment Authorization Search: https://apps.fcc.gov/oetcf/eas/reports/GenericSearch.cfm
Mesh Network
AREDN: https://www.aredn.org
Services
Duplexer Tuning: http://www.kk4ice.com/
Broadcasting
Part 15: https://www.hobbybroadcaster.net
WLW Tubes: http://www.ominous-valve.com/wlw.html
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