SERA FREQUENCY UTILIZATION PLAN for 222-225 MHz


222.000 - 222.015     Guard Band (15 KHz)
222.015 - 222.050     EME - (Earth/Moon/Earth) (50 KHz)
222.050 - 222.060     Propagation Beacons (10 KHz)
222.060 - 222.100     Weak Signal CW/Experimental (40 KHz)
222.100                      CW/SSB Calling Frequency
222.100 - 222.200     Weak Signal CW/SSB (100 KHz)
222.200 - 222.350     Repeater Control/Link Frequency (150 KHz)
222.350 - 222.450     Hi Speed Digital w/222.40 Center (100 KHz)
222.450 - 222.460     Propagation Beacons (10 KHz)
222.460 - 222.490     EME/Weak Signal/Experimental (30 KHz)
222.500 - 223.380     FM Repeater Inputs (880 KHz with 20 KHz spacing)
223.400 - 223.640     FM Simplex Voice (240 KHz)
223.660 - 223.780     Digital Channels (120 KHz with 20 KHz spacing)
223.800 - 223.900     Hi Speed Digital w/223.85 center (100 KHz)
223.910 - 224.080     Control & Link Frequencies (170 KHz)
224.100 - 224.980     FM Repeater Outputs (880 KHz with 20 KHz spacing)
224.990 - 225.000     Guard Band (10 KHz)

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Repeater Control/Link Frequencies, Block 1 of 2, 222.200 - 222.350 MHz
7 channels, 20 KHz channel spacing

222.220       222.240       222.260       222.280       222.300       222.320       222.340


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Repeater Control/Link Frequencies, Block 2 of 2, 223.910 - 224.080 MHz
8 channels, 20 KHz channel spacing

223.920     223.940     223.960     223.980     224.000     224.020     224.040     224.060

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Repeater Pairs from 222.50 - 224.98 MHz
45 Repeater Pairs, 20 KHz channel spacing, 1.6 MHz in/out

222.500 - 224.100        222.520 - 224.120        222.540 - 224.140
222.560 - 224.160        222.580 - 224.180        222.600 - 224.200
222.620 - 224.220        222.640 - 224.240        222.660 - 224.260
222.680 - 224.280        222.700 - 224.300        222.720 - 224.320
222.740 - 224.340        222.760 - 224.360        222.780 - 224.380
222.800 - 224.400        222.820 - 224.420        222.840 - 224.440
222.860 - 224.460        222.880 - 224.480        222.900 - 224.500
222.920 - 224.520        222.940 - 224.540        222.960 - 224.560
222.980 - 224.580        223.000 - 224.600        223.020 - 224.620
223.040 - 224.640        223.060 - 224.660        223.080 - 224.680
223.100 - 224.700        223.120 - 224.720        223.140 - 224.740
223.160 - 224.760        223.180 - 224.780        223.200 - 224.800
223.220 - 224.820        223.240 - 224.840        223.260 - 224.860
223.280 - 224.880        223.300 - 224.900        223.320 - 224.920
223.340 - 224.940        223.360 - 224.960        223.380 - 224.980

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FM Voice Simplex Frequencies

223.400      223.420      223.440      223.460      223.480      223.500 *
223.520      223.540      223.560      223.580      223.600      223.620      223.640

* 223.500 is the National FM Voice Simplex Calling Frequency

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Packet/Digital Simplex Frequencies

223.660      223.680      223.700      223.720      223.740      223.760      223.780
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High Speed Digital/Packet Channels, 100 KHz wide

222.35 - 222.45   (222.40 Center)
223.80 - 223.90   (223.85 Center)

Approved version 01/04/97    HAHjr
Administrative correction/clarification of control and/or link frequencies 03/23/01    HAHjr

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