Selecting Communication Mode - Yaesu FTM-100DR Operating Manual

3
Press .
The display switches to VFO mode and returns to the previous receive frequency.

Selecting communication mode

The FTM-100DR/DE transceiver is equipped with the AMS (Automatic Mode Select)
function which automatically selects from 4 modes of transmission corresponding to the
signal being received.
The transmit mode is selected according to the received signal so that C4FM digital
signals, and analog signals are received and transmitted automatically.
Press to display "
To operate in fixed communication mode, press
Each time is pressed, the communication mode changes in the following order:
" (AMS)"→"DN (V/D mode)"→" VW/DW (FR mode)"→"FM (analog)"
Operation mode
AMS
(Automatic Mode Select)
V/D Mode
(Voice/Data simultaneous
transmission mode)
Voice FR Mode
(Voice Full Rate Mode)
Data FR Mode
(High Speed Data
Communication Mode)
Analog FM Mode
Cautions
z In V/D mode ("DN" on the screen), location information is included in the transmitted signal during
voice communication, however, location information is not included with the Voice in the FR mode
("VW" on the LCD).
○○ *" on the screen.
▀
*The display differs depending on the received signal.
Display example when in AMS mode
Icon
Transmission mode is automatically selected from 4 types
○○ ▀
according to the signal received.
○○
(" " icon differs depending on the received signal.)
The AMS function operation can be changed from the Setup menu
setting. See page 62.
DN Calls are less prone to interruptions due to detection and
correction of voice signals during digital voice signal transmission.
This is the standard mode for C4FM Digital.
VW Digital voice data transmission using the entire 12.5 kHz band.
Enables high-quality voice communication.
DW High speed data communication using the entire 12.5 kHz band.
The transceiver automatically switches to this mode during image
transmission.
FM Analog communication using FM mode.
Effective when the signal is weak and audio is susceptible to
interruption in digital mode.
to switch the communication mode.
Description of modes
Receiving
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