Yaesu Musen 20663X20 AMATEUR HANDHELD VHF RADIO - SCANNING RECEIVER User Manual OM
Yaesu Musen Co., Ltd. AMATEUR HANDHELD VHF RADIO - SCANNING RECEIVER OM
Contents
- 1. User Manual 1
- 2. User Manual 2
- 3. User Manual 3
User Manual 1

144 MHz 
FM TRANSCEIVER
FT-25R
FT-25E
Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

Contents
General Description ............................................ 1
Features of the FT-25R/E ................................ 1
About this manual ............................................ 2
Downloading the “Advance Manual” ............... 3
Accessories & Options ....................................... 4
Supplied Accessories ...................................... 4
Available Options............................................. 4
Safety Precautions .............................................. 5
Control & Connections (Top & Front Panel) ... 10
Controls & Connections (Side Panel) .............. 11
Controls & Connections (LCD) ......................... 12
Normal operation display ............................... 12
The Set Mode and Preference Mode display 12
Display of features and settings .................... 13
Controls & Connections (Keypad) ................... 14
Installation of Accessories ............................... 15
Antenna Installation ....................................... 15
Preparation of SBR-25LI Battery Pack .......... 15
Installing the Battery Pack ....................... 15
Removing the Battery Pack ..................... 16
Attaching the Belt Clip ................................... 16
Charging the Battery Pack................................ 17
About Desktop charger lamp  ........................ 17
Low Battery Indication ................................... 18
About Battery Indicator Icons .................. 18
Approximate Operating Time and Remaining 
Charge Level Indication........................... 18
Basic Operation ................................................. 19
Turn the Power ON and OFF ........................ 19
Adjust the Audio Volume Level and Squelch 
Setting ........................................................... 19
Changing between VFO-A and VFO-B .......... 19
Frequency Navigation ................................... 20
1) Tuning Frequency ............................... 20
2) Direct Keypad Frequency Entry .......... 20
3) Scanning ............................................. 20
Transmission ................................................. 21
Changing the Transmit Power Level ....... 21
Activating the Set Mode ................................ 22
Setting the Quick Recall Keys ....................... 22
Assigning Set Mode Items to the Quick 
Recall Keys (Set Mode Recall feature) ... 22
Storing the displayed Frequency and 
Settings to a Quick Recall Key (Quick 
Memory feature) ...................................... 23
Setting the Preferred Operating Mode .......... 23
Advanced Operation ......................................... 24
Turning the Keylock Feature ON and OFF .... 24
Change the key locking scheme ............. 24
Change the LCD and keypad back light setting ..
 ...................................................................... 24
Disabling the Keypad and Scan Stop Beeper 25
Repeater Operation ........................................... 26
Repeater Shifts .............................................. 26
Automatic Repeater Shift (ARS) .................... 26
Manual Repeater Shift Setting ...................... 27
Tone Calling (1750 HZ) ................................. 28
Memory Mode .................................................... 29
Memory Storage ............................................ 30
Memory Recall .............................................. 31
Changing the memory label (tag) name ........ 31
HOME Channel Memory Recall .................... 32
Changing the Home Channel Frequency 32
Memory Offset Tuning ................................... 32
Deleting Memories ........................................ 33
Weather Broadcast Channels ....................... 34
Severe Weather Alert .............................. 34
Scanning ............................................................ 35
Setting the Scan-Resume Technique ...... 35
VFO Scanning ............................................... 36
Manual VFO Scan ................................... 36
Programmed Mode (VFO) Scan.............. 36
Input Character/Symbol List ............................. 38
Set (Menu) Mode ................................................ 39
Troubleshooting ................................................ 43
The transceiver does not turn on............. 43
There is no sound..............................................43
There is no transmission of radio waves. 43
The keys or DIAL do not respond. ........... 43
The battery pack cannot be charged or 
battery power depletes immediately after 
charging................................................... 44
Specifications .................................................... 45
General.................................................... 45
Transmitter .............................................. 45
Receiver .................................................. 46
“AUTO” Mode Preset Operating Parameter .... 46
USA Version ............................................ 46
Asian/European Version .......................... 46
Note ..................................................................... 48
Note ..................................................................... 49
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

General Description
Features of the FT-25R/E
FT-25R/E is a FM transceiver, ruggedly constructed to meet commercial 
specications. It is packed with  the following popular  and valuable features 
demanded by Amateur Radio operators around the world.
 Long-Life Battery
  Supplied 7.4 V 1950 mAh lithium ion battery.
  Optional 7.4 V 2500 mAh lithium ion battery.
 5 Watts of Reliable RF Power
  RF Power Output 5.0 W (High) / 2.5 W (Middle) / 0.5 W (Low) (@7.4 V)
  
Four Quick Recall Keys (User Programmable) for Individual Preferences
  Set Mode Recall feature and Quick Memory Feature.
 Powerful Audio
  Bridged Transless (BTL)  amplier  provides One  Full Watt of Audio  for 
operation in noisy environments.
 Rugged Body Construction
  IP54 Rating and MIL-STD-810-C, D, E certied.
 Lockout Capabilities
  Keypad/PTT Lockout.
 Emergency Features
  Emergency Operation (Alarm, SOS Flash and HOME channel display), 
LED Flash light equipped.
 FM Radio Broadcast Receiver Feature
1FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

About this manual
This manual contains symbols and conventions to call attention to important 
information.
Symbols Description
This icon indicates cautions and alerts the user should be 
aware of.
This icon indicates helpful notes, tips and information.
This icon indicates other pages containing relevant informa-
tion.
This icon refers users to the FT-25R/E Advance Manual on 
the YAESU Website containing relevant information.
• The settings of the transceiver at the time of purchase are referred to as the 
“default” or “default setting”.
• The names of Set Mode items that are displayed on the LCD, and the 
transceiver key names, are printed in bold characters in this manual.
2
General Description
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

Downloading the “Advance Manual”
The Advance Manual provides detail information and features beyond the 
scope and descriptions in this manual. Download the FT-25R/E Advance 
Manual from the YAESU website and refer to it along with this Operating 
Manual.
http://www.yaesu.com/
The features described in the FT-25R/E Advance Manual are below.
RF Squelch Emergency Channel Operation
Checking the Battery Voltage ARTS™ (Automatic Range Transponder 
System)
VOX Operation (with earpiece microphone 
or External Mic)
Basic ARTS™ Setup and Operation
VFO Split Mode DTMF Operation
Using the Squelch Feature Miscellaneous Settings
Selecting the Squelch Type Password
Setting CTCSS Tone frequency Changing the Channel Steps
Setting DCS CODE number TX Battery Saver
CTCSS/DCS/PAGER/ARTS™ Bell Opera-
tion
Disabling the TX/BUSY LED Indicator
EPCS (Enhanced Paging & Code 
Squelch)
Automatic Power-Off (APO) Feature
Memory Bank Operation Transmitter Time-Out Timer (TOT)
Memory Only Mode Busy Channel Lock-Out (BCLO)
Scanning Changing the TX deviation Level
Memory scanning Voice Compander Feature
Weather Alert Scan Inversion Scramble (Asian version only)
Programmable (Band Limit) Memory 
Scan (PMS)
Cloning
“Priority Channel” Scanning Set (Menu) Mode
Automatic Lamp Illumination on Scan Stop
3
General Description
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

Accessories & Options
Supplied Accessories
 SBR-25LI  7.4V, 1,950 mAh
     Rechargeable Li-Ion Battery Pack
 SAD-20B  AC Adapter (for USA model)
  SAD-20C/U  AC Adapter (for European / Asian model)
 SAD-20G  AC Adapter (for Chinese model)
 SBH-22  Rapid Charger
 SHB-18  Belt Clip
 SRA-15  Antenna
 Operating Manual
 Warranty Card
Available Options
 SBR-25LI  7.4V, 1,950 mAh
     Rechargeable Li-Ion Battery Pack
 SBR-26LI  7.4V, 2,500 mAh
     Rechargeable Li-Ion Large-Capacity Battery Pack
 SCU-35  Programming cable
 SCU-36  Cloning Cable
 SSM-512B  VOX Earpiece Microphone
Availability of accessories may vary. Some accessories are supplied as 
standard for  specic  local  requirements,  while  others may be  unavailable  in 
some regions. This product is designed to perform optimally when used with 
genuine Yaesu accessories. Yaesu shall not be liable for any damage to this 
product and/or accidents such as re, leakage or explosion of a battery pack, 
etc., caused by the malfunction of non-Yaesu accessories. Consult your Yae-
su  dealer  for  details  regarding  these  and  any  newly-available options.  Con-
nection of any non-Yaesu-approved accessory, should it cause damage, may 
void the Limited Warranty on this apparatus.
4FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

Safety Precautions
Be sure to read the safety precautions to use this 
product safely.
Yaesu is not liable for failures and other problems caused due to misuse 
or use of this product by you or a third party. Also, Yaesu is not liable for 
damages caused through use of this product by you or a third party except in 
the case where ordered to pay for damages under the laws.
Type and meaning of the marks
 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 property damage.
Type and meaning of symbols
Indicates a prohibited action, not to be done in order to use this 
product safely.
For example,   indicates that the product should not be disas-
sembled.
Indicates a required action, to be done in order to use this 
product safely.
For example,   indicates that the power plug should be re-
moved.
5FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

 DANGER
Do not use this product in “an 
area where use of it is prohib-
ited”, e.g., inside 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.
Do not perform transmission 
in a crowded place for the safe-
ty of persons using a medical 
device such as a cardiac pace-
maker.
The radio wave emitted from this 
product can cause the medical 
device to malfunction and result 
in an accident.
Do not touch any material leak-
ing from the battery pack with 
bare hands.
The chemical that has stuck to 
your skin or entered your eye can 
cause chemical burns. In such a 
case, consult the doctor immedi-
ately.
Those who are carrying a med-
ical device such as a cardiac 
pacemaker should not perform 
transmission near the device. 
When transmitting, use an ex-
ternal antenna and keep as far 
as possible away from the ex-
ternal antenna.
The radio wave emitted by the 
transmitter can cause the medical 
device to malfunction and result in 
an accident.
Do not use this product or 
the battery charger in a place 
where inflammable gas is gen-
erated.
A fire or explosion can occur.
Do not solder or short-circuit 
the terminal of the battery pack.
A fire, leak, overheating, explo-
sion, or ignition can result.
Do not carry the battery pack to-
gether with a necklace, hair pin, or 
small metal objects.
A short circuit can result.
If it starts thundering when the 
external antenna is used, imme-
diately turn off this product and 
disconnect the external anten-
na from it.
A fire, electrical shock, or damage 
may result.
6
Safety Precautions
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

 WARNING
Do not power this transceiver 
with a voltage other than the 
specified power supply volt-
age.
A fire, electric shock, or damage 
may result.
Do not use the battery pack for 
any model other than the spec-
ified transceiver.
A fire, leak, overheating, explo-
sion, or ignition can result.
Do not make very long trans-
missions.
The main body of the transceiver 
may overheat, resulting in a fail-
ure or burns.
Do not disassemble or make 
any alteration
to this product.
An injury, electric shock, or failure 
can result.
Keep the terminals of the bat-
tery pack clean.
If terminal contacts are dirty or 
corroded, a fire, leak, overheat-
ing, explosion, or ignition can 
result.
Do not handle the battery pack 
or charger with wet hands. Do 
not insert or remove the power 
plug with wet hands.
An injury, leak, fire, or failure can 
result.
If smoke or strange odor is emit-
ted from the main body, battery 
pack, or battery charger, imme-
diately turn the transceiver off; 
remove the battery pack, and 
remove the power plug from the 
outlet.
A fire, leak, overheating, damage, 
ignition, or failure can result. Con-
tact the dealer from which you 
purchased this product or Yaesu 
Amateur Customer Support.
Do not use the battery pack 
which is externally damaged or 
deformed.
A fire, leak, heating, explosion, or 
ignition can result.
Do not use any battery charger 
which is not specified by Yaesu.
A fire or failure can result.
When transmitting, keep the 
transceiver at least 5.0 mm (3/16 
inch) away from your body.
Use only the supplied antenna. 
Do not use modified or damaged 
antennas.
If charging of the battery pack 
cannot be completed within the 
specified charging time, imme-
diately remove the power plug 
of the battery charger from the 
outlet.
A fire, leak, overheating, explosion, 
or ignition can result.
7
Safety Precautions
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

 CAUTION
Do not dangle or throw this 
product by holding its antenna.
This product can hit and injure 
someone.
In addition, doing so can result in 
a transceiver failure or damage.
Do not use transceiver in a 
crowded place.
The antenna can hit someone, 
resulting in a injury.
Do not place this transceiver in 
a place subject to direct sun-
light or near a heater.
The transceiver can deform or 
discolor.
Do not place this transceiver in 
a humid or dusty place.
A fire or failure can result.
During transmission, keep the 
antenna as far from you as 
possible.
Long-time exposure to electro-
magnetic waves can have a neg-
ative impact on your health.
Do not clean the case with 
thinner or benzene.
Use a soft, dry cloth to clean the 
case.
If the transceiver is not being 
used for an extended period, 
turn it off and remove the bat-
tery pack for safety.
Do not drop, strike, or throw 
the transceiver.
A failure or damage may result.
Keep magnetic cards and video 
tape away from the transceiver.
The data recorded on cash cards 
or video tape can be erased.
Charge the battery pack within 
the temperature range from +5 
°C to +35 °C (+41 °F to +95 °F).
Charging the battery pack outside 
this temperature range can cause 
leak, overheating, decrease in 
performance, or reduction in ser-
vice life can result.
When unplugging the power 
cord of the battery charger, be 
sure to hold the power plug.
Pulling the power cord can dam-
age it and cause a fire or electron-
ic shock.
Do not use the earpiece mi-
crophone, earphones, or head-
phones at an extremely high 
volume level.
Hearing impairment can result.
Keep this product out of reach 
of children.
An injury, etc. can result.
Install the hand strap and belt 
clip securely.
If they are installed improperly, the 
FT- 25R/E may fall or drop, result-
ing in an injury or damage.
8
Safety Precautions
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

 CAUTION
Do not place a heavy object on 
the power cord of the battery 
charger.
The battery cord can be dam-
aged, resulting in a fire or electric 
shock.
When the battery charger is not 
in use, remove its power plug 
from the outlet.
Do not use the included battery 
charger to charge any battery 
pack which is not specified for 
use with the charger.
A fire can result.
Before discarding the worn 
battery
pack, affix tape or the like to its 
terminals.
Do not operate the transmitter 
near the TV or radio.
Radio disturbance can occur in 
the transceiver, the TV, or the 
radio.
Before using this transceiver 
in a hybrid or fuel-saving car, 
be sure to check with the auto-
mobile manufacturer regarding 
use of the transceiver
in that car.
Noise generated by an onboard 
electrical device (inverter, etc.) 
can disrupt the normal operation 
of the transceiver.
Do not use any products other 
than the specified options and 
accessories.
A failure can result.
9
Safety Precautions
FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20

Control & Connections (Top & Front Panel)
   
 
Antenna Jack ........................................................................  15
  Connect the supplied SMA female antenna (or another antenna present-
ing a 50-Ohm impedance) here.
 
Emergency key
  • Press this switch briey to turn the LED Flash-Light.
  •  Press and hold it for three seconds to enable the Emergency Alarm 
beep functions.
  •  Press the keypad F key, and then press this switch to blink the LED 
Flash-Light for SOS.
 TX/BUSY Indicator Lamp
 ......................................................  19
   This indicator glows green when the squelch opens, and it glows red 
during transmit.
PWR/VOL Knob
.....................................................................  19
  Turn this control clockwise to turn the transceiver ON and to increase the 
volume. Counter-clockwise rotation into the click-stop will turn the trans-
ceiver OFF.
Speaker
 .................................................................................  19
  The internal speaker is located here.
Microphone
 ...........................................................................  21
  The internal microphone is located here.
LED Flash-Light
LCD (Liquid Crystal Display)
 ...............................................  12
  The display shows current operating condition.
Keypad
 ..................................................................................  14
  These 18 keys select the important operating functions of  the FT-25R/E.
10 FT-25R/FT-25E Operating Manual
Application for FCC / IC 
FCC ID: K6620663X20, IC: 511B-20663X20