Contents
INSTRUCTION MANUAL
TH-K2AT TH-K2E TH-K2ET
TH-K4AT TH-K4E
NOTICE TO THE USER
FCC WARNING
The models listed below are covered by this manual
PRECAUTIONS
CONTENTS
MENU SETUP
Enabling a Weather Alert
OPERATOR CONVENIENCES
MICROPROCESSOR RESET
•Compact design •Aluminum die-castchassis
TH-K2AT
Accessory
Quantity
Quantity
TH-K2ET
Accessory
Accessory
TH-K4AT
TH-K4E
Quantity
KEY1, KEY2
Instruction
What to Do
KEY 1 s
PREPARATION
INSTALLING THE PB-43N Ni-MHBATTERY PACK
4To remove the battery pack, lift the safety catch, then press the release latch to unlock the battery pack. Lift the battery pack away from the transceiver
2Insert or remove six AA LR6 Alkaline batteries
INSTALLING THE ANTENNA
Strap
3Tighten the screws until secure
OTHER THAN TH-K2ATK2/ M2, TH-K4ATM2
Never leave the battery pack in direct sunlight
Socket
CONNECTING TO A CIGARETTE LIGHTER SOCKET
DC-DCConverter
DC-DCConverter
CONNECTING TO A REGULATED POWER SUPPLY
Fuses 4 A
YOUR FIRST QSO
6 Release PTT to receive
Tuning control
GETTING ACQUAINTED
TH-K2AT/ET/ K4AT
SP/MIC jack
SP/MIC jack
TH-K2E/K4E
Tuning control
LAMP key DC IN jack MONI/SQL key
Appears when the DCS function is activated page
Appears when the CTCSS function is activated page
Appears when the Tone function is activated page
q w e r t y ui o !0 !1
Appears when narrow FM Mode is selected page
Appears when the function key is pressed
appears when low power is selected page
Switching the Power ON/OFF
Adjusting the Volume
Adjusting the Squelch
1Press F, MONI/SQL
Selecting an Output Power
Transmitting
Selecting a Frequency VFO Mode
MHz Mode
1, 4,
Direct Frequency Entry TH-K2AT/ET/ K4AT only
Example
1, 4,
Example
Example
7, 5,
Example 5 Short cut
Example
MENU SETUP
3Press MENU to configure the parameter of the currently selected Menu No
Selections
On the
Function
Display
Function
Default
On the
Selections
Function
Default
On the
Selections
Selections
Default
On the
Display
Selections
Default
On the
Display
TX tone: 88.5 Hz
OPERATING THROUGH REPEATERS
TX tone: 88.5 Hz
Programming an Offset
Selecting an Offset Direction
Selecting an Offset Frequency
Activating the Tone Function
1 Press MENU
Selecting a Tone Frequency
1 Press MENU
TH-K2E/4E only
Available Tone Frequencies Tone Frequency Hz
TH-K2E/ET/ K4E only
TH-K2AT/ET/ K4AT only
TH-K2ATK/ K2 only
TH-K2E/K2ET only
•“R” appears when the function is ON
Press F, MENU 1 s to switch the function ON or OFF
3Press MENU 1 s
MEMORY CHANNELS
Simplex & repeater channels allow
Odd-Split
Parameter
Simplex &
1Press VFO
Storing Odd-SplitRepeater Frequencies
5Press PTT+MR
Recalling a Memory Channel
Using the Tuning Control
Using a Numeric Keypad TH-K2AT/ET/ K4AT only
3Press MR+ POWER
1Press MR to recall your desired memory channel
6Press MENU
Memory \ VFO Transfer
Channel \ Channel Transfer
Channel 0 ~
Channel 0 ~
L0/U0 ~ L2/U2, Pr, AL1
Channel 0 ~
Recalling the Call Channel
Reprogramming the Call Channel
5Press PTT+CALL
WEATHER ALERT TH-K2ATK/ K2 ONLY
Programming the Weather Radio Frequency
Enabling a Weather Alert
1Press PTT+MR+ POWER
Tuning control
KEY 1 s
Purpose
SCAN
Scan Type
Band Scan
1 Press VFO
Program Scan
Storing a Program Scan Frequency Range
Performing Program Scan
All-ChannelScan
1Press MR 1 s
2Press CALL 1 s to start the Call Scan
Programming Priority Channels
Using Priority Scan
1Press MR to enter Memory Recall Mode
•Seek Mode
•Time-OperatedMode default
Carrier-OperatedMode
CTCSS AND DCS
Using CTCSS
SELECTIVE CALL
CTCSS
Selecting a CTCSS Frequency
Available CTCSS Tone Frequencies
Tone Frequency Hz
CTCSS Freq. ID Scan
Using DCS
Selecting a DCS Code
•The current DCS code appears
DCS Code ID Scan
Freq
DTMF FUNCTIONS
MANUAL DIALING TH-K2AT/ET/ K4AT ONLY
1209
DTMF TX Hold TH-K2AT/ET/ K4AT only
Storing a DTMF Number in Memory
5Press MENU
Transmitting a Stored DTMF Number
Adjusting the DTMF Tone Transmission Speed
Adjusting the Pause Duration
DTMF KEY LOCK
APO AUTO POWER OFF
OPERATOR CONVENIENCES
Operating Time
Battery
Output
Hours Approx
3Release PTT to exit
1Press MENU
5Press MENU to store the setting or PTT to cancel
Model
Freq. Step Size
1Press F 1 s
Tuning Control Unlock
Tuning2
Tuning2
F + KEY
Function
To activate the Monitor function
1Press MENU
1Press VFO 2Press MENU
1Press MENU
TX POWER
Output
Output Power Approx
Battery
VOX Gain
From the Menu
VOX Delay Time
VOX on Busy
Battery Case 6 AA/ LR6
OPTIONAL ACCESSORIES
Battery Charger
BC-21
PG-2W
MCP-1A
PB-43N
PG-3J
Speaker Microphone
SMC-33
SMC-34
Speaker Microphone with
SP/MIC
INTERFACING TO PERIPHERALS
SP/MIC JACK
SP/MIC jack
Using the PG-4YPC Interface Cable
1 Press MENU
Using the MCP-1ASoftware
3 Press MENU
TROUBLESHOOTING
Service
Service Note
Cleaning
VFO Reset
Initial Settings
Full Reset
•TH-K2AT/E/ ET: 144.000 MHz
Performing Reset
Full reset
4Press VFO to reset the transceiver
VFO reset
1Press VFO+ POWER 2Release VFO
3Press VFO to proceed
6Press MENU to reset the transceiver
Reset using the Menu
5Press MENU to select the Reset Mode
1Press MENU
Receiving Signals in Cities
Operating Voltage
Transmission
Internal Beats
TROUBLESHOOTING
Problem
Solution
Page
You cannot select the exact
Problem
Solution
You cannot transmit by
Problem
Solution
Repeater does not accept
Problem
Solution
140.800 MHz, 153.600 MHz, 166.400 MHz 168.350 MHz
TH-K2AT/E/ ET
TH-K4AT/E
453.250 MHz
SPECIFICATIONS
General
General
TH-K2AT
Transmitter
Receiver
General
TH-K2E
General
Transmitter
TH-K2E
Receiver
General
General
Transmitter
TH-K4AT
Receiver
TH-K4AT
INDEX
Page
Page
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