Amateur Radio Activiy on the 630 meter band (Medium Frequency)
Revised ARRL Frequency Charts Now Available
The 630 - Meter Band: Is it Practical for Amateur Use? on Vimeo
Ham Radio - Get on 630 meters with a bucket variometer! - YouTube
Ham Radio - The 630 meter CW transmitter part 4. It's done and it works! - YouTube
Loop Antennas for 630 Meter Transmitting
630-meter Ham Band | A Ham Radio Band below the AM Broadcast Band - YouTube
WD8DAS 630-Meter Band Operations
2 More Ham Radio Bands, 630 meter / 2200 meter Amateur Radio - YouTube
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
KL7UW 630m Topics
Antique Radio Forums • View topic - 630 meter (472-479 kHz) Amateur Band
630 meters Ham Radio - Old is New, Again - Making It Up
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
Build Your Own Low Cost 630m Load/Match - Nashua Area Radio Society
US Amateur Radio Bands: Frequency Charts
Untitled
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
Antenna 630m VK2DX
Ham Radio - My 630 meter magloop. An overview - YouTube
2200 and 630 Meters
630m Transverter
630-meter band - Wikipedia
630m Transverter
472kHz.org
WD8DAS 630-Meter Band Operations
