Antelope Carmichael Citrus Heights North Highlands Foothill Farms Roseville California Sacramento Valley Hamfest Ham Radio American Radio Relay League ARRL Special Service Amateur Radio Club net N6NA 2 meter FM repeater 145.25 MHz 10 meter 28.420 MHz USB slow scan television SSTV 145.51 MHz APRS Packet DX CW AM RTTY PSK WSPR SSB HF VHF UHF YL Field Day FD