AP8 AP7S-72.374MHz-LR AP7S-55.000-EK AP7S-54.24000-FR AP7S-54.000MHZ-D-C AP7S-52.000-EK AP7S-44.736-I-R AP7S-28.6363MHz-EJ AP7S-27.12-D-J AP7S-25.000MHZ-T