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Revised ARRL Frequency Charts Now Available
Episode 44: A Survey of the 630-meter band for Amateur Radio -
2 More Ham Radio Bands, 630 meter / 2200 meter Amateur Radio - YouTube
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
Lowdown 630-Meter Band Amateur Radio Antenna
630 meter band: i1wqrlinkradio.com
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
2200 and 630 Meters
Hams Map Powerlines for Low Frequency Interference | QRZ Forums
KL7UW 630m Topics
US Amateur Radio Bands: Frequency Charts
472kHz.org
The 630 - Meter Band: Is it Practical for Amateur Use? on Vimeo
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
630 meters Ham Radio - Old is New, Again - Making It Up
Ham Radio Bands | NewHams.info
630-meter Ham Band | A Ham Radio Band below the AM Broadcast Band - YouTube
Getting Started on 630 metres
Amateur Radio Activiy on the 630 meter band (Medium Frequency)
KA7OEI's blog: A transmit converter (and amplifier) for 630 and 2200 meters
The New VK4YB 630m Transverter • AmateurRadio.com
