Bendix/King KTR 909A Pilot's Manual - Page 8

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Selecting a Preset or Guard Frequency

The CHAN button is used to switch the radio between manual and preset channel

selection. To select a preset frequency:

•

Momentarily press the CHAN button to select the Preset/Guard

Frequency Mode (top display line shows either "CH" followed by a

number or "Gd").

•

Rotate either Frequency/Channel Select Knob to cycle through the avail-

able channels. Only programmed channels will be displayed. The Guard

channel is located between the highest and lowest numbered pro-

grammed frequencies.

Programming a Channel

This is available if the programming option was enabled during installation. This

mode allows programming any one of the 20 preset operating channels or the

Guard channel.

•

Programming a channel with identical transmit and receive frequencies

(Simplex)

•

Programming a channel with different transmit and receive frequencies

(Semi-Duplex)

•

Changing a Semi-Duplex channel to a Simplex channel

•

Deleting a programmed channel

Simplex Programming

This procedure will program a channel to have identical transmit and receive fre-

quencies (simplex operation).

•

Press and hold the CHAN button for at least three seconds. The top

display line will flash P01 indicating the programming mode is active on

channel 1.

•

Rotate either the small or the large Frequency/Channel Select Knob to

change the channel number.

•

Momentarily press the MODE button, the frequency display begins to

flash.

•

Rotate the knobs to select the desired frequency, refer to the Entering a

Manual Frequency section (if the channel is not programmed, the large

knob will need to be turned first).

•

If more channels need to be programmed, press the MODE button and

repeat this procedure.

•

Press the CHAN button or wait ten seconds to exit the programming

mode.

The programmed channel will now be available in the Preset/Guard Frequency

Mode.