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 and QRP
(They seem to go together)
https://midnightdesignsolutions.com/phaser/ This is a really neat (and cheap) FT8/WSPR transceiver!
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/
Power (to run radios)
LiIon batteries, solar panels, chargers – made in SoCal! https://www.bioennopower.com
Battery University
Samlex America some of the best power supplies made. Also used extensively in remote communication systems. Please check out the DC-DC inverters – great for keeping a constant 13.8 V to your HF rig no matter what the battery voltage.
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
Loop Fed Array (LFA) the best antenna for 6 meters
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/
Article: http://www.g4ilo.com/wspr.html
Source code: https://sourceforge.net/projects/wsjt/
See Dimension 4 (below) for automatically setting your PC’s clock
Radio Propagation
Great site site to run V/UHF coverage plots for repeaters: https://www.ve2dbe.com/english1.html
DX Maps https://www.dxmaps.com
Solar Propagation: http://www.hamqsl.com/solar.html
Time (Useful stuff for WSJT too)
Verify computer time: https://time.is (you need it to be right!)
Time setting tool: http://www.thinkman.com/dimension4/
Calculate UTC/Time Zones: http://www.timebie.com/std/utc.php
Calculate UTC/Time Zones: http://www.timebie.com/std/utc.php
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
Audio schematics, projects, and information: https://sound-au.com
FCC
Equipment Authorization Search: https://apps.fcc.gov/oetcf/eas/reports/GenericSearch.cfm
Enter “Yaesu” for Applicant Name, select an appropriate date range, then select “Start Search”. Note that the “upper frequency” column represents the highest frequency the device can RECEIVE.
Enter “Yaesu” for Applicant Name, select an appropriate date range, then select “Start Search”. Note that the “upper frequency” column represents the highest frequency the device can RECEIVE.
Looking for a new call sign?: http://radioqth.net/
Renew or modify your Amateur Radio license (for free): https://www.fcc.gov/wireless/bureau-divisions/mobility-division/amateur-radio-service
Networking (all types)
AREDN: https://www.aredn.org
Hub Network: http://allmon.hubnetwork.uk/
Services
Duplexer Tuning: http://www.kk4ice.com/
Broadcasting
Part 15: https://www.hobbybroadcaster.net
WLW Tubes: http://www.ominous-valve.com/wlw.html
Windows
Fixing Prolific chip problems on Windows 10: https://recoverit.wondershare.com/usbs-tips/fix-prolific-usb-not-working.html
Tools that make Windows ?better?: https://www.wintools.info
Other Stuff
Home electrical wiring: www.homeadvisor.com/r/residential-electrical-circuit-help/
Hits: 9169