Furuno FM-8500 manual Transmitting, Output power, Turning the loudspeaker on/off, Channel

Transmitting

Press the PTT (Press-to-talk) switch on the handset or microphone to talk, and release it to listen for the response.

Output power

•BEFORE transmitting, think about the subjects which have to be commu- nicated and, if necessary, prepare written notes to avoid unecessary inter- ruptions and ensure that no valuable time is wasted on a busy channel.

•Listen before commencing to transmit to make certain that the channel is not already in use.

Each press of the [HI/LOW] key selects HI or LOW output power. The transmitter power is automatically set for low on the follow- ing channels.

International:	CH15, CH17
USA:	CH13, CH15, CH17, CH67; to operate USA chan-
	nel 13 or 67 in high power, keep [HI/LOW]
	pressed while talking into the handset.

Turning the loudspeaker on/off

To turn the loudspeaker on/off, press the VOLUME control. The loudspeaker off mark appears when the speaker is off. The loud- speaker is automatically turned off when the telephone handset is used on semi-duplex channels.

Channel 16

Press the [CH16] key to select channel CH16, International Call- ing and Safety Channel.

This is an international calling and safety channel. The use is lim- ited for distress, safety and calling. The transmission on CH16 (156.800 MHz) should be limited to within 1 minute except for distress calling.

Avoid calling on Channel 16 for purposes other than distress, ur- gency and very brief safety communications when another calling channel is available.

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