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  | ![]() TM 11-5825-270-10 
Table 3-3. Transmitting and Receiving Crystal Frequencies 
CR-19A/U 
CR-18A/U 
TXMTe Sr-eq. 
abl R F 3 
CR-19A/U 
CR-18A/U 
XMTR 
RCVR 
XMTR Freq 
MHz 
XMTR 
RCVR 
XTAL Freq 
XTAL Freq 
MHz 
XTAL Freq 
XTAL Freq 
.201 
2.010 
4.199 
.281 
2.810 
4.119 
.208 
2.080 
4.192 
.282 
2.820 
4.118 
.209 
2.090 
4.191 
.284 
2.840 
4.116 
.211 
2.110 
4.189 
.286 
2.860 
4.114 
.212 
2.120 
4.188 
.287 
2.870 
4.113 
.216 
2.160 
4.184 
.293 
2.930 
4.107 
.219 
2.190 
4.181 
.296 
2.960 
4.104 
.221 
2.210 
4.179 
.308 
3.080 
4.092 
.223 
2.230 
4.177 
.214 
3.140 
4.081 
.226 
2.260 
4.174 
.325 
3250 
4.075 
.231 
2.310 
4.169 
.328 
3.280 
4.072 
.236 
2.360 
4.164 
.329 
3290 
4.071 
.239 
2.390 
4.161 
.332 
3.320 
4.068 
.245 
2.450 
4.155 
.335 
3.350 
4.065 
.251 
2.510 
4.149 
.339 
3.390 
4.061 
.256 
2.560 
4.144 
.441 
3.410 
4.059 
.257 
2.570 
4.143 
.347 
3.470 
4.053 
.258 
2.580 
4.142 
.349 
3.490 
4.051 
.263 
2.630 
4.137 
.352 
3.520 
4.048 
.264 
2.640 
4.136 
.353 
3.530 
4.047 
.265 
2.650 
4.135 
.359 
3.590 
4.041 
.269 
2.690 
4.131 
.363 
3.630 
4.037 
.274 
2.740 
4.126 
.365 
3.650 
4.035 
.275 
2.750 
4.125 
.379 
3.790 
4.021 
.382 
3.820 
4.018 
.425 
4250 
3.975 
.388 
3.880 
4.012 
.428 
4280 
3.972 
.390 
3.900 
4.010 
.441 
4.410 
3.959 
.391 
3.910 
4.009 
.446 
4.460 
3.954 
.393 
3.930 
4.007 
.452 
4.520 
3.948 
.394 
3.940 
4.006 
.465 
4.650 
3.935 
.396 
3.960 
4.004 
.470 
4.700 
3.930 
.404 
4.040 
3.996 
.475 
4.750 
3.925 
.405 
4.050 
3.995 
.482 
4.820 
3.918 
.407 
4.070 
3.993 
.488 
4.880 
3.912 
.410 
4.100 
3.990 
.492 
4.920 
3.908 
.412 
4.120 
3.988 
.507 
5.070 
3.893 
.417 
4.170 
3.983 
.526 
5.260 
3.874 
NOTE 
XMTR crystal frequency in MHz is 10 times transmitted frequency in MHz. 
4.4 MHz minus transmitted frequency in MHz is receiver crystal frequency in MHz. 
3-3 
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