WD8DAS 630-Meter Band Operations
Lowdown 630-Meter Band Amateur Radio Antenna
472kHz.org
The 630M/2200M Antenna Recipe
The 630M/2200M Antenna Recipe
The 630 - Meter Band: Is it Practical for Amateur Use? on Vimeo
Ham Radio - My 630 meter magloop. An overview - YouTube
500 kHz - Wikipedia
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
630m Transverter
Antique Radio Forums • View topic - 630 meter (472-479 kHz) Amateur Band
472kHz.org
N2KNL | Band Plan
Lowdown 630 Meter Amateur Radio Antenna - 630.PD | eBay
630 meters Ham Radio - Old is New, Again - Making It Up
Hams Map Powerlines for Low Frequency Interference | QRZ Forums
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
New 630-Meter Band Reported “Very Busy”
630-meter band - Wikipedia
AC1CP Amateur Radio Band Plan
472kHz.org
2200 and 630 Meters
Getting Started on 630 metres
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
Notification Process for 630 and 2200 Meter band Operation – N4BFR Vision
630 Meters | W0QL – My Remote Base Journal
