Yaesu Musen 20445X20 AMATEUR RADIO WITH SCANNING RECEIVER User Manual 1
Yaesu Musen Co., Ltd. AMATEUR RADIO WITH SCANNING RECEIVER 1
Contents
User Manual 1

Read this information first
Basic Operation
Repeater Operation
Using the Memory
Scanning Function
Using the Digital GM Function
Using the APRS Function
Using the GPS Function
Convenient Functions
Communicating with a 
Specific Remote Station
Functions Used As Needed
Appendix
144/430MHz
DIGITAL/ANALOG 
TRANSCEIVER
C4FM FDMA 
Operating Manual
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

2
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Read this information first
Table of Contents
Repeater Operation ................................................ 40
Repeater Shift........................................................... 41
Automatic Repeater Shift (ARS) .......................... 41
A Wide Variety of Memory Functions ........................ 42
Using the Memory .................................................. 42
Registering to Memory Channel .......................... 43
Split Memory ........................................................ 44
Recalling a Memory Channel ............................... 44
Recalling Home Channel ..................................... 45
Returning to the Previous Frequency .............. 45
Deleting Memory Channel ................................... 46
Restoring Deleted Memory Channel ............... 46
Using Memory Tag ............................................... 46
Assigning a Name to a Memory Channel ........ 47
Displaying Memory Tag ................................... 47
Using Memory Bank ................................................. 48
Registering a Memory Channel in a Memory Bank
 ... 48
Recalling Memory Bank ....................................... 49
Canceling Memory Channel Registration in 
Memory Bank ....................................................... 49
Assigning Name to Memory Bank........................ 49
Convenient Preset Receiver Memory Channels....... 51
Registering Your Favorite Preset Receiver 
                  Memory Channels in Memory Bank ... 51
Recalling Preset Receiver Memory Channel to
                       Listen to the Weather Broadcast ... 51
Recalling Preset Receiver Memory Channel to 
Listen to the International VHF (Marine) Radio.... 52
Recalling Preset Receiver Memory Channel to 
                           Listen to the World Broadcast ... 54
Worldwide short wave broadcast .................... 54
Using the Scanning Function.................................... 56
VFO Scan ............................................................ 56
Scanning Function ................................................. 56
Canceling Scanning ........................................ 57
Skipping a Frequency You Do Not Want to 
                        Scan (Skip Search Memory) ... 57
Specifying the Frequency You Do Not 
                                                Want to Scan ... 58
Deleting a Frequency Registered to the 
                     Skip Search Memory Channel ... 58
Selecting a Reception Method 
                                  When Scanning Stops ... 59
Memory Channel Scanning.................................. 59
Specifying a Skip/Selected Memory Channel
 ... 60
Scanning Only the Selected Memory Channel
 ... 61
Scanning a Memory Bank .................................... 61
Memory Bank Link Scan ................................. 62
Programmable Memory Channel Scan (PMS)..... 63
Registering to a Programmable 
                                          Memory Channel ... 63
Performing Programmable 
                                 Memory Channel Scan ... 64
Read this information first ....................................... 2
Introduction ................................................................. 5
How to Read This Manual ...................................... 6
Checking Bundled Items ........................................ 6
Safety Precautions (Be Sure to Read) ....................... 7
Before Transmitting Radio Waves .............................11
Names and Functions of Controls ............................ 12
Preparation ............................................................... 15
Installing the Antenna........................................... 15
Attaching the Accessory Belt Clip/Protective Cap
 ... 15
Attaching the Protective Cap ........................... 15
Attaching the Belt Clip ..................................... 15
Basic Operation ...................................................... 15
Attaching a Hand Strap ........................................ 16
How to Use the Battery Case (FBA-39) Optional
 ... 16
Installing/Removing the Battery Pack .................. 17
Installing the Battery Pack ............................... 17
Removing the Battery Pack ............................. 17
Charging the Battery Pack ................................... 17
Connecting an External Power Supply 
       for Use in Vehicle (USA/EXP version only) ... 20
Connecting to an External Power Supply 
 Using a Power Cable (USA/EXP version only) ... 20
Using a microSD memory card................................. 22
Usable microSD memory cards ........................... 22
Cautions when using a micro SD memory card ... 22
Mounting and dismounting microSD memory card
 ... 22
Formatting a microSD memory card .................... 24
Performing Communication ...................................... 25
Turning on the Transceiver .................................. 25
Adjusting the Volume Level.................................. 26
Selecting an Operating Band ............................... 27
Selecting a Frequency Band ................................ 29
Tuning in to a Frequency ..................................... 30
Selecting Communication Mode .......................... 30
Performing Communication ................................. 31
Selecting Communication Mode .......................... 32
Listening to the Radio ............................................... 33
Listening to the AM/FM Radio .............................. 33
Switching between AM Antennas ......................... 33
Miscellaneous Settings ............................................. 34
Setting clock time ................................................. 34
Setting the Time Signal ........................................ 34
Muting Audio ........................................................ 35
Changing the Transmission Power Level............. 36
Adjusting the Squelch Level................................. 37
Changing the Frequency Step Manually .............. 37
Changing the Mode Manually .............................. 38
Locking keys and switches .................................. 39
Restoring to Defaults (All Reset).......................... 39
Repeater Operation .................................................. 40
Communicating Via the Repeater ........................ 40
Tone Calling (1750 Hz) ........................................ 40
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

3
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Table of Contents
Using the Digital GM Function 
(Digital Group Monitor Function) ............... 65
What is the GM function? ......................................... 65
Standard Operation of the GM Function................... 65
Using the GM Function ........................................ 65
Using the APRS Function ...................................... 67
What is the APRS 
                (Automatic Packet Reporting System)?.... 67
Using the GPS Function ........................................ 68
What is GPS? ........................................................... 68
Activating the GPS Function..................................... 68
Method of Positioning by GPS.................................. 69
Displaying Current Position Information 
                                                   of Your Station... 69
Displaying Position Information of 
                        Remote Station in Digital Mode ... 69
Saving GPS Information (GPS Log Function)...... 71
Checking Tracks on a PC .................................... 71
Explanation of GPS Screen and Operation .............. 72
Smart Navigation Function ....................................... 73
Using the Smart Navigation Function .................. 73
Description of the BACK TRACK Function Screen
... 74
Dual Reception (DW) Function ................................. 75
VFO Dual Reception 
       VFO mode → Priority memory channel ... 75
Convenient Functions ............................................ 75
Memory Channel Dual Reception 
Memory channel → Priority memory channel ...76
Home Channel Dual Reception 
Home channel → Priority memory channel ...76
AF-DUAL Function for simultaneous signal
reception over the other frequency
                                 while listening to the radio... 77
Using the DTMF Function......................................... 79
Confirming the entered DTMF code 
                                                 by the sound ... 80
Sending the Registered DTMF Code ................... 80
Sending a DTMF Code Manually ......................... 81
Searching for signals with the signal strength 
                                graph.  Band Scope Function ... 82
Taking picture with the optional camera 
                          mounted on speaker microphone ... 82
Using the Tone Squelch Function ............................. 84
Communicating with a Specific Remote Station
 ... 84
Selecting a Tone Frequency ............................ 85
Searching for the Frequency of the  
Tone Squelch Used by the Remote Station ......... 86
Selecting a DCS Code .................................... 86
Searching for the Frequency of the 
                DCS Used by the Remote Station ... 87
Notification of Call from the Remote 
                   Station by Vibration of the Vibrator ... 88
Selecting Vibrator Operation Mode ................. 88
Notification of a Call from a Remote Station 
                                                         by the Bell ... 89
Changing the Number of Times the Bell Rings
 ... 89
Calling Only a Specific Station     
                                         New Pager Function ... 90
Flow of Operation to Use the Pager Function
 ... 90
Setting the Code of Your Station ..................... 91
Turning on the New Pager Function ................ 91
Calling a Specific Station ................................ 92
Being Called by the Remote Station 
                                     (Standby Operation) ... 93
Set Mode .................................................................. 94
Using the Set Mode ............................................. 94
Resetting the Set Mode Options ..................... 94
Functions Used As Needed ................................... 94
Set Mode Option List ........................................... 95
Displaying the GPS screen. ............................... 103
Setting the display method of the 
                              remote station information ... 104
Setting the display method for BACKTRACK .... 104
Setting the search channels for the 
                                   BAND SCOPE function ... 105
Changing the Lighting Condition ........................ 105
Selecting a Display Language ........................... 106
Adjusting the LCD Contrast Level ...................... 106
Adjusting the LCD Backlight and 
                Keypad Key Light Brightness Level ... 107
Changing the Opening Message Displayed 
                            Immediately after Power-on ... 107
Measuring the Battery Voltage and the 
Transceiver Temperature Power Supply 
Voltage Measurement Function/Temperature
                                   Measurement Function ... 108
Changing the Display Pattern of the PO Meter
 ... 109
Switching between AM Antennas ....................... 109
Reducing receiver sensitivity Attenuator 
                                                (ATT) Function ... 109
Setting the transmission modulation level...........110
Changing the mode manually .............................111
Switching between digital and analog mode ....... 111
Setting the AMS transmission mode ...................112
Setting the squelch type for the digital mode ......113
Setting the pop up time of the 
                               remote station information ...113
Setting the Standby Beep ...................................114
Displaying the version of the DSP program ........115
Adjusting the microphone sensitivity
                                              Microphone Gain...115
Muting Voice .......................................................116
Simultaneously radio broadcast reception ..........116
Changing the sound volume setting method ......116
Setting memory bank link....................................117
Assigning a name to a memory bank..................117
Assigning a name to a memory channel .............117
Prohibiting registration to memory channel 
Memory Channel Protect Function .....................118
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

4
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Table of Contents
Setting memory skip function ..............................118
Registering to a memory channel with the 
lowest memory channel number 
                     Memory Channel Write Function ...118
Notifying a call from a remote station by the bell
 ...119
Selecting a DCS code .........................................119
Transmit and receive a DCS Code with a 
     inverted phase DCS INVERSION Function ...119
Setting the transmission method of the DTMF code
 ... 120
Setting DTMF code ............................................ 120
Calling only a specific station 
                                       New Pager Function ... 120
Enabling no-communication squelch function 
                             PR FREQUENCY Function ... 120
Adjusting the squelch level      
                                      SQL LEVEL Function ... 121
Setting the signal strength to output sound 
                               S Meter Squelch Function... 121
Setting the squelch type for transmission and 
        reception SQL EXPANTION FUNCTION ... 122
Setting the type of tone squelch ........................ 123
Selecting a tone frequency ................................ 123
Setting the sound and speed during 
                 tone search Tone Search Function ... 123
ON/OFF for the Weather Alert Feature .............. 124
Setting the surveillance interval time for 
              priority channels DW TIME Function ... 124
Turning illumination off when scanning 
                           stops SCAN LAMP Function ... 125
Setting the time to resume scan 
                             SCAN RE-START Function... 125
Selecting a reception method when scanning stops
 ... 126
Setting the range for SCAN ............................... 126
Turning off the power automatically 
                                                  APO Function ... 127
Preventing accidental transmission 
        Busy Channel Lockout (BCLO) Function ... 128
Muting the key operation confirmation tone ....... 128
Turning off the BUSY Indicator .......................... 129
Setting the clock shift for the micro computer 
                                       Clock Type Function ... 129
Setting interval to save GPS position information
 ... 130
Permitting Transfer of Home Channel 
                                          Frequency to VFO ... 130
Using the White LED as a Flashlight ................. 131
Setting the conditions for locking 
                                               LOCK Function ... 131
Setting the operation of T .............................. 132
Turning on/off the transceiver at the 
                         specified time Timer Function ... 132
Password Function ............................................ 133
Setting the PTT delay time 
                                      PTT DELAY Function ... 134
Setting the ARS function RPT ARS Function ..... 134
Setting the direction for repeater shift 
                                       RPT SHIFT Function ... 135
Setting the range for repeater shift 
                            RPT SHIFT FREQ Function ... 135
Disabling reception while no signal is received 
                                Reception Save Function ... 136
Changing the frequency step manually ............. 136
Setting clock time ............................................... 136
Restricting the continuous transmission time 
                                                  TOT Function ... 136
Setting the frequency selection range for 
operation in the VFO mode  
                                      VFO MODE Function ... 137
Notification of a call from a remote station 
                                                      by vibration... 138
Saving/ Loading data to/from 
                                    microSD memory card ... 138
Saving/ Loading memory channel 
     information to/from microSD memory card ... 138
Saving/ Loading GROUP ID information 
                        to/from microSD memory card ... 139
Formatting a microSD memory card .................. 140
Setting the optional microphone with 
                                                camera for use ... 140
Registering CALLSIGN ...................................... 141
Using the transceiver for packet communication
 ... 142
Clone Operation ................................................. 143
Connecting an external device........................... 144
Connecting to a PC ....................................... 144
Connecting the FT1XDR/DE to external devices
 . 145
Data Cable (CT-170) ..................................... 145
Data Cable (2.5Φ) (CT-176) .......................... 145
Optional Parts ......................................................... 146
Appendix ............................................................... 146
If you suspect malfunction Check the 
   following items before requesting for repair. .. 147
The transceiver does not turn on. ................. 147
There is no sound ......................................... 147
There is no transmission of radio waves. ...... 147
The keys or O does not respond. ............... 147
The battery pack cannot be 
charged or battery power depletes 
                              immediately after charging. .. 148
Index ....................................................................... 149
Specifications ......................................................... 152
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

5
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Introduction
Features of the FT1XDR/DE
m Digital communication (C4FM (Quaternary FSK), FDMA system) ............................. 31
m Equipped with AMS (Automatic Mode Select) Function ............................................. 32
  Automatically selects between 4 modes of transmission to fit the signal being 
received.
m External power supply connection ............................................................................. 20
m Simultaneous reception on two different bands, or within the same band  (V+V/U+U)
  ................................................................................................................................... 28
m Independent switching keys for A-band and B-band and TX/BUSY display .............. 28 
m Wide-band reception over the range of 500 kHz to 999.900MHz .............................. 28
m Waterproof design conforming to IPX5 equivalent, which protects the transceiver  
from rain and splashes ............................................................................................... 11
m Individual side keys, full keyboard for easy character entry, tilted main dials ............ 12
m Easy-to-see dot matrix display ................................................................................... 14 
m WIRES-X connection support ..................................See WIRES-X instruction manual*
m Equipped with GM function ..................................See GM function instruction manual*
m Large-capacity 1266ch memory, with twenty-four 100ch memory banks .................. 42
m Display memory tags comprised of up to 16 one-byte characters ............................. 46
m Convenient reception of preset receiver memory channels ....................................... 51
  By selecting preset frequencies, you can receive shortwave broadcast, and 
international VHF radio stations with ease.
m A wide variety of scan functions ................................................................................. 56
m Built-in GPS unit allowing display of your current location and heading  
information ................................................................................................................. 68
m  Ready for APRS® communication using the world standard 1200/ 9600bps AX25 
modem (B band only) ................................................... See APRS instruction manual.*
m High-resolution band scope function to display ± 50 channels .................................. 82
m A variety of individual selective calling functions; such as tone squelch (CTCSS)  
and DCS functions ..................................................................................................... 84
m Vibrator to alert you of signal reception, in addition to the audible bell ...................... 88
m New pager function for calling only specific stations .................................................. 90
m Illumination by white LED for easy viewing of the LCD outdoors ............................. 131
m Built-in temperature sensor ...................................................................................... 108 
m Battery save function to prolong the operating time of the battery ........................... 136
m Data terminal for communication with external equipment or firmware update ....... 144
m Built-in bar antenna for AM reception ......................................................................... 33
m Micro SD memory card slot ........................................................................................ 22
m Snapshot function (an optional camera microphone MH-85A11U is required) .......... 82
*  WIRES-X, GM function and APRS instruction manuals are not included in the product 
package.
  They are available and may be downloaded from the Yaesu.com website.
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

6
Read this information first
Introduction
How to Read This Manual
Typical explanatory expressions used in this manual are as follows:
For pressing the B key short  ......... Press B.
For pressing the B key long ........... Press and hold B for over 1 second.
For pressingF→B ....................... Press F and then B.
For pressing or turning v while pressing the O key .....Turn v while pressing O.
Caution
 ...Explains caution to observe during operation.
Tip
 ...Explains operating suggestions or useful tips.
Checking Bundled Items
FT1XDR/DE Antenna
Belt clip
Protective plate for battery 
pack
Lithium-ion battery pack  
(SBR-14LI: 7.2 V,  
2,200 mAh)
  Battery charger  
  PA-48B/C/U* or SAD-11B
   *  “B” suffix is for use with 120 VAC  
(Type-A plug), “C” suffix is for use  
with 230-240 VAC (Type-C plug),  
and “U” suffix is for use with  
230 VAC (Type-BF plug).
Card clip
PC connection cable  
(SCU-19)
• Quick Manual
• Warranty Card
•  Instruction Manual  
(this manual)
Cautions
Check that the name of the shop dealer from which you purchased the product and the date of 
purchase are indicated on the warranty card.
If any item is missing, contact the shop dealer from which you purchased the product.
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20

7
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Safety Precautions (Be Sure to Read)
Be sure to read the safety precautions to use this product safely.
We are not liable for failures and other problems caused due to misuse or use of this 
product by you or a third party as well as the damages caused through use of this product 
by you or a third party except in the case where we are ordered to pay for damages under 
the laws.
Types and Meanings of Symbols
 DANGER Indicates an imminently hazardous situation which, if not 
avoided, could result in death or serious injury.
 WARNING Indicates a potentially hazardous situation which, if not 
avoided, could result in death or serious injury.
 CAUTION
Indicates a potentially hazardous situation which, if not 
avoided, may result in minor or moderate injury or only prop-
erty damage.
Types and Meanings of Legends
Indicates a prohibited action, not to be done in order to use this product safely. 
For example,   indicates that the product should not be disassembled.
Indicates  a required action, to be done in order to use this product safely.
For example,   indicates that the power plug should be removed.
 DANGER
Do not use this product in “an area 
where use of it is prohibited”, e.g., in-
side the hospital, airplane, or train.”
This product can affect electronic or 
medical devices.
Do not use this product while riding 
a bicycle or driving a car. Accidents 
can result.
Be sure to stop the bicycle or car at a safe 
place before using this product.
Those who are carrying a medical 
device such as a cardiac pacemaker 
should not perform transmission 
near the device. When transmitting, 
use an external antenna and keep as 
far as possible away from the  exter-
nal antenna.
The radio wave emitted by the transmit-
ter can cause the medical device to mal-
function and result in an accident.
Do not use this product or the battery 
charger in a place where inflammable 
gas is generated.
A fire or explosion can occur.
Application for FCC / IC 
FCC ID: K6620445X20 
IC: 511B-20445X20