38
Fixing the Communication Mode
To fix the transmit operation
mode, press the
key or
touch the mode icon to select
the communication mode.
When the AMS function is OFF,
the “bar” above the mode icon
disappears.
DIGITAL / ANALOG TRANSCEIVER
FTM - 500D
DISP
S-DX
Press
Communication Mode
Icon
Description of Modes
V/D mode
(Voice & Data are transmitted
simultaneously)
This is the standard digital mode.
Calls are less prone to interruptions caused by detection
and correction of the received digital voice signal.
Voice FR mode*
1
(Voice Full Rate Mode)
*
1
High speed data communication using entire 12.5 kHz
band. Enables high-quality voice communication.
FM mode
Analog communication using FM mode.
AM mode (receive only)*
2
*
2
The AM mode is for receive only.
*1 When the Set Mode [14 DIGITAL VW] is set to “ON” (factory default is “OFF”), the
Voice FR mode (VW) may be selected.
*2 When the Set Mode [16 RX MODE] is set to “AUTO” (factory default setting), AM
mode is automatically selected within the AIR band.
The transceiver automatically switches to the Data FR mode (DW) mode during image
transmission.
Changing the Transmit Power Level
With the factory settings, the transmit power level changes from “
HIGH
” to “
LOW
” to “
MID
”
when the microphone [
P4
] key is pressed (see the table below). The transmit power lev-
el can also be changed using the function List.
1. Press the
FUNC
knob.
2. Touch [
TXPWR
].
Or rotate the
FUNC
knob to select [
TXPWR
], then press
the
FUNC
knob.
3. Rotate the
FUNC
knob to select transmit power output.
“
HIGH
”→“
LOW
”→“
MID
”
DIGITAL / ANALOG TRANSCEIVER
FTM - 500D
DISP
S-DX
4. Press the
DIA
L knob,
SUB DIAL
knob or
PTT
switch to save the settings and return
to normal operation.
Display of PO meter during transmission
HIGH (50W)
MID (25W)
LOW (5W)
*: The factory setting is “HIGH”.
The transmit power output can be set individually for each frequency band and memory
channel in each of Main-band and Sub-band.
