630 Meters | W0QL – My Remote Base Journal
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
Getting Started on 630 metres
630-meter Ham Band | A Ham Radio Band below the AM Broadcast Band - YouTube
630m Transverter
Casella CEL 630.A Type 2 Ultra Wide Octave Band Sound Level Meter Kit
Loop Antennas for 630 Meter Transmitting
Antique Radio Forums • View topic - 630 meter (472-479 kHz) Amateur Band
630-meter band - Wikipedia
472kHz.org
A Portable QRP CW Amateur Transceiver for 475 KHZ 630 Meter - Etsy
500 kHz - Wikipedia
The 630M/2200M Antenna Recipe
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
Episode 44: A Survey of the 630-meter band for Amateur Radio -
Hams Map Powerlines for Low Frequency Interference | QRZ Forums
Lowdown 630-Meter Band Amateur Radio Antenna
472kHz.org
Lowdown 630 Meter Amateur Radio Antenna - 630.PD | eBay
