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ETSI EN 300 676ÀïÃæ6K80A3EJNÊǸöʲôÒâ˼°¡£¿
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| ETSI EN 300 676±ê×¼ÀïÃæ½²25KHz ÐŵÀ¼ä¸ôµÄ·¢Éä´úºÅΪ 6K80A3EJN£¬6K80A3EJNÊǸöʲôÒâ˼°¡£¿·¢Éä´úºÅÿλ´úÂë±íʾµÄº¬ÒåÊÇ£¿£¨ÔÎÄThe equipment shall use Double Side Band (DSB) Amplitude Modulation (AM) full carrier, (6K80A3EJN for 25 kHz,5K00A3EJN for 8,33 kHz), for speech and 13k0A2D for data. The equipment shall be designed to operate satisfactorily with a channel separation of 8,33 kHz or 25 kHz.£© |
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