Narrow FM, 11.25 kHz bandwidth, ±2.5 kHz deviation – All Part 90 Land Mobile Radio Service (LMRS) users operating above 50 MHz were required to upgrade to narrowband equipment by 2013-01-01.
Narrow FM, kipimo data cha kHz 11.25, mkengeuko wa ±2.5 kHz - Watumiaji Wote wa Sehemu ya 90 ya Land Mobile Radio Service (LMRS) wanaofanya kazi zaidi ya 50 MHz walihitajika kuboresha hadi vifaa vya bendi nyembamba kufikia 2013-01-01.