Here is a collection of technical and reference notes I find handy from around the Internet. I’ll add to this list from time to time so keep checking back.

Bandplans and a big list of nets

• Bandplans.com
• Vince’s list of HF Nets

Grounding and Bonding

• Motorola’s R56 – the gold standard document on grounding (.pdf)
• The ARRL Manual on Grounding and Bonding
• US Military’s guidelines on grounding and bonding (.pdf)
• K9YC’s slide presentation on station grounding and RFI (.pdf)

Mobile operations

• K0BG’s website on Mobile Setup and Operations
• Blue Sea Systems notes on wire size per circuit

Lightning

• KT9OM’s discussion on lightning protection
• W8JI’s site on lightning grounds

RFI elimination

• NK7Z’s post on using an SDR as an RFI survey tool
• K9YC’s exhaustive document on handling RFI (.pdf)
• K9YC’s article on killing receive noise (.pdf)
• K9YC’s presentation on killing receive noise (.pdf)
• The contesting.com RFI mailing list archives
• ON4WW’s page on seeking and destroying RFI sources
• G3TXQ’s page on common-mode choke impedances
• ARRL’s ‘Sounds of RFI’ Collection
• The ARRL RFI Info Page (Contains links to other resources)
• KA7OEI’s blog post on containing switching PSU noise (warning – involves messing with mains voltage)
• KA7OEI’s blog post on quieting USB car power supply