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Function List
Functions Keys
Lock/Unlock Keypad [SET][*]
Direct Input Mode [SET][1] (frequency display)
Channel Mode [SET][2] (channel number)
Channel Mode [SET][3] (freq. & channel number)
Frequency Step* [SET][4] repeat [4] 5, 10, 12.5, 25
Scan start/stop [SET][5] or just [A]
Repeater Shift* [SET][6] repeat  +. -. none
Repeater Offset* [SET][7] enter 00.000~19.995MHz
CTCSS on/off [SET][8]
CTCSS code select [SET][9] select code Λ V [Exit]
TX Tone on/off [SET][0]
Reverse TX/RX freq.* [SET][#] R icon on display
Store Frequency* [B] select channel Λ V [C]
Store TX Frequency* [B] select channel Λ V [D]
Erase All Memory hold [SET] & power on
*in Direct Input Mode only
*
non-functional

 

JT-308 /208 Quick Guide

Direct Input Operation:
  • Press "SET" then "1"
  • Press "SET" then "4" to select frequency step,
    repeat "4" to change 5KHz, 10KHz, 12.5KHz, 25KHz. Press "EXIT".
    Note: decimal point floats on display, 5, 10, 125, 25.
  • Input Frequency using Keypad.
    6 digits 000.000MHz, no decimal.
    By reaching last digit, the radio will round down the frequency based on step.
  • Use "Λ","V" keys to change frequency by step.
  • "+M" up 1MHz, "-M" down 1MHz.
Channel Mode Operation:
  • Press "SET" then "2" (displays channel# only)
    or "3" (frequency and channel#)
  • Use "Λ","V" keys to select channel.
Channel Programming:
  • Set Frequency. see Direct Input Operation.
  • Press "B" and select channel by "Λ","V" keys.
  • To Store, press "C" for RX, "D" for TX.
    RX freq. is used if no TX stored
    TX freq. by shift & offset is stored automatically.
CTCSS / TX Tone Setup:
  • Press "SET" then "8" to enable/disable CTCSS.
    ('CODE CT' on LCD)
  • Press "SET" then "0" to enable/disable TX Tone.  ('CODE CT' and Bell icon on LCD)
  • Press "SET" then "9" to select CTCSS code, use "Λ","V" keys to change. Press "EXIT".
  • CTCSS setting is per channel.
Repeater Shift Setup:
  • Press "SET" then "6", repeat to change +, -, none.
  • Press "SET" then "7", enter offset in 5 digits 00.000MHz order, no decimal. 00.000~19.995MHz
Scan:
  • Press "A" to start/stop.
    Full band scan in Direct mode and scans programmed channels in Channel Mode.
Keypad Lock:
  • Press "SET" then "*" to lock/unlock

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