Sailor SP3510 VHF, Руководство пользователя

Страница: 11 / 48

Introduction
3
Channel modes
The notes in the following sections list the channel restrictions that apply
for each channel mode.
For information on how to select a channel mode, see Entering and using
configuration mode
on page 17 and
CHAN
on page 18.
National frequency regulations shall always be respected and might
restrict operation for this type of equipment.
International channels
Note:
Tx power is limited to 1 W on channels 75 and 76.
US channels
Notes:
• Tx power is limited to 1 W on channels 13, 67 and 77.
• The channels 2, 4, 60, 61, 62, 75 and 76 cannot be selected.
• The Weather channels (US W-ch. in the channel table) can only be
used in Rx direction.
• Channel 15 can only be used in Rx direction. Tx direction is blocked.
• The channels 1, 3, 5, 7, 18, 19, 21, 22, 23, 63, 64, 65, 66, 78, 79, 80, 81,
82 and 83 may only be used as simplex channels (and is marked A).
Channel 20 may be used as semi-duplex and simplex as 20A.
0740