HAM Radio Outlet: https://www.hamradio.com/
Gigaparts: https://www.gigaparts.com/
DX Engineering: https://www.dxengineering.com/
Buy Two Way Radios: https://www.buytwowayradios.com/consumer/amateur-radios.html
Tradecraft Resources – brushbeater: https://brushbeater.org/tradecraft-resources/
Signals Intelligence Resources – brushbeater: https://brushbeater.org/signals-intelligence-resources/
WebSDR: http://websdr.org/
About
Beat to Quarters is an educational resource based on early 19th-century naval readiness and its modern lessons.
