WD8DAS 630-Meter Band Operations
The 630M/2200M Antenna Recipe
Getting Started on 630 metres
Marconi Antenna for LF/MF
N2KNL | Band Plan
630-meter Ham Band | A Ham Radio Band below the AM Broadcast Band - YouTube
Antique Radio Forums • View topic - 630 meter (472-479 kHz) Amateur Band
630 Meters | W0QL – My Remote Base Journal
630-meter band - Wikipedia
FCC Opens 630/2200 Meters Amateur Band; Pre-Registration Required!
2200 and 630 Meters
Getting Started on 630 metres
US Amateur Radio Bands: Frequency Charts
472kHz.org
Dual 6V6 QRP Transmitter/Regenerative Receiver 630/160/80/40 Meter Bands | eBay
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
Casella CEL 630.A Type 2 Ultra Wide Octave Band Sound Level Meter Kit
Antenna 630m VK2DX
500 kHz - Wikipedia
Hams Map Powerlines for Low Frequency Interference | QRZ Forums
AC1CP Amateur Radio Band Plan
New 630-Meter Band Reported “Very Busy”
The new 630 meter band is now a reality
Ham Radio - Get on 630 meters with a bucket variometer! - YouTube
Notification Process for 630 and 2200 Meter band Operation – N4BFR Vision
Lowdown 630 Meter Amateur Radio Antenna - 630.PD | eBay
630m Transverter
