Standard Horizon Hx500s 7.7 CHANNEL, 7.8OPERATING ON USA OR CANADIAN 13, OR USA CHANNEL, 7.9OPERATING ON USA CHANNEL, 7.10 SIMPLEX/DUPLEX CHANNEL USE, H/L, PTT, H/L, 16/9, HX500S

7.7 CHANNEL 9

Channel 9 is used as a hailing channel for initial, non-emergency contacts with other vessels. Hold down the [16/9] key for 1 second to select channel

9.You should change to a working channel, after contact is established (so as to keep the hailing channel clear for other users).

7.8OPERATING ON USA OR CANADIAN 13, OR USA CHANNEL 67

USA and Canadian Channel 13, USA 67 are used at docks, bridges and for maneuvering in port. Messages on this channel must concern navigation only, such as meeting and passing in restricted waters. In emergencies and when approaching blind river bends, high power is allowed. Pressing the [H/L] key will change the power output from 1 Watt () to 5 Watts (); if pressed again, 2.5 Watts () will be selected. When the PTT switch is re- leased, the transceiver will revert to Low power. Press the [H/L] key again if you need High power on a subsequent transmission.

7.9OPERATING ON USA CHANNEL 67

USA Channel 67 is used for navigational bridge-to-bridge traffic between ships. This channel has been allocated for temporary high power transmission if communication is not able to be established on one watt.

Select Channel 67, then press the [H/L] key to set the transmitter output to either High or Medium power. When the PTT switch is released, the transceiver will revert to low power.

7.10 SIMPLEX/DUPLEX CHANNEL USE

All Marine channels are factory-programmed in accordance with FCC (USA), Industry Canada and International regulations. The mode of operation cannot be altered from simplex to duplex or vice-versa. Simplex (ship to ship) or duplex (marine operator) mode is automatically activated, depending on the channel and whether the USA, International or Canadian operating band is selected.

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