KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
630m Transverter
2200 and 630 Meters
US Amateur Radio Bands: Frequency Charts
Ham Radio - Get on 630 meters with a bucket variometer! - YouTube
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
The 630 - Meter Band: Is it Practical for Amateur Use? on Vimeo
Antenna 630m VK2DX
New 630-Meter Band Reported “Very Busy”
Antique Radio Forums • View topic - 630 meter (472-479 kHz) Amateur Band
2200 and 630 Meters
The New VK4YB 630m Transverter • AmateurRadio.com
Meter WSPR Beacon Transmitter
472kHz.org
630-meter Ham Band | A Ham Radio Band below the AM Broadcast Band - YouTube
Loop Antennas for 630 Meter Transmitting
2 More Ham Radio Bands, 630 meter / 2200 meter Amateur Radio - YouTube
Getting Started on 630 metres
Lowdown 630-Meter Band Amateur Radio Antenna
Ham Radio - My 630 meter magloop. An overview - YouTube
630-meter band - Wikipedia
KL7UW 630m Topics
Episode 44: A Survey of the 630-meter band for Amateur Radio -
472kHz.org
Build Your Own Low Cost 630m Load/Match - Nashua Area Radio Society
472kHz.org
630m Transverter
