CTCSS
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CTCSS e. Continuous Tone-Coded Squelch System
Tavaline PMR446 jaam koosneb 38-st erineva sagedusega madalsagedus kutsesignaalist. Kutsungisüsteem võimaldab anda väljakutset konkreetsele jaamale või jaamade grupile, teisi segamata.
Eristatakse mitut liiki CTCSS toone, vaata allolevat tabelit.
Sagedus 38: 39: 47: 38: 32: EIA Al. Moto. ----------------------------------------- 67 1 1 1 1 1 A A00 XZ/L1 69.3 2 2 2 x C00 WZ 71.9 2 3 3 3 2 B B00 XA/L2 74.4 3 4 4 4 C C01 WA 77 4 5 5 5 3 A A01 XB/L3 79.7 5 6 6 6 C C02 WB/SP 82.5 6 7 7 7 4 B B01 YZ/L4 85.4 7 8 8 8 C C03 YA 88.5 8 9 9 9 5 A A02 YB/L4A 91.5 9 10 10 10 C C04 ZZ 94.8 10 11 11 11 6 B B02 ZA/L5 97.4 11 12 12 12 x C05 ZB 100 12 13 13 13 A A03 1Z 103.5 13 14 14 14 7 B B03 1A 107.2 14 15 15 15 8 A A04 1B 110.9 15 16 16 16 9 B B04 2Z 114.8 16 17 17 17 10 A A05 2A 118.8 17 18 18 18 11 B B05 2B 123 18 19 19 19 12 A A06 3Z 127.3 19 20 20 20 13 B B06 3A 131.8 20 21 21 21 14 A A07 3B 136.5 21 22 22 22 15 B B07 4Z 141.3 22 23 23 23 16 A A08 4A 146.2 23 24 24 24 17 B B08 4B 151.4 24 25 25 25 18 A A09 5Z 156.7 25 26 26 26 19 B B09 5A 159.8 27 27 162.2 26 27 28 28 20 A A10 5B 165.5 29 167.9 27 28 29 30 21 B B10 6Z 171.3 31 173.8 28 29 30 32 22 A A11 6A 177.3 33 179.9 29 30 31 34 23 B B11 6B 183.5 32 35 186.2 30 31 33 36 24 A A12 7Z 189.9 34 37 192.8 31 32 35 38 25 B B12 7A 196.6 36 199.5 37 203.5 32 33 38 26 A A13 M1 206.5 39 8Z 210.7 33 34 40 27 B B13 M2 218.1 34 35 41 28 A A14 M3 225.7 35 36 42 29 B B14 M4 229.1 43 9Z 233.6 36 37 44 30 A A15 M5 241.8 37 38 45 31 B B15 M6 250.3 38 39 46 32 A A16 M7 254.1 47 0Z ---------------------------------------- Column A B C D E F G H A 38 CTCSS (67,71.9-250.3) or (std) Standard 38 tones B 39 CTCSS (67,69.3-250.3) Standard + 69.3 C 47 CTCSS (67,69.3-254.1) Standard + 69.3 + 8 more D 38 CTCSS (67,69.3-192.8) First 38 of all tones Misses 7 standard tones but includes 3 unique ones E 32 CTCSS (67,71.9-250.3) UK MPT1306 standard, misses 6 standard tones F EIA groups A/B/C x=non-standard G Alinco tone codes - 39 H Motorola tone codes