GMRS-1200B USER MANUAL 2-WAY PORTABLE HANDHELD RADIO (FCC License Required) January 23, 2002 1/15
CONTENT 1. GENERAL 1.1 General 1.2 Characteristic 1.3 Composition 2. SPECIFICATION 2.1 General Specification 2.2 Electrical Specification 3. OPERATION 3.1 ICON on LCD 3.2 Key Functions 3.3 Setting and Operation 4.
1. GENERAL 1.1 GENERAL This equipment, GMRS-1200B is called 2 way portable handheld radios using FRS channels and GMRS channels together. The frequency range is 462MHz, UHF operating Channel for international 2 way radio. Also it has a 38 CTCSS feature to get the clear communication without interference. 1.2 CHARACTERISTIC a) All active device in this radio is composed of semiconductor and high density IC. b) To design this radio in compact and weight approximately 110g with out battery.
2. SPECIFICATION 2.1 GENERAL SPECIFICATIONS a) Frequency range : 462.5625 ~ 462.7250 MHz b) Communication Mode : Half duplex c) Channel Capacity : 22 channel d) Channel Spacing : 12.5 kHz e) Power : 6.0V(alkaline) f) Battery Life : Alkaline. 20hours (Tx5%, Rx5%, Stand-by90%) g) Operating Temperature : -20°C ~ +60°C h) Dimension : 174(H) x 58(W) x 39(D) i) Weight : 110g (without battery) 2.2 ELECTRICAL SPECIFICATION a) TRANSMITTER 1) Output power : Max . 1.
3. OPERATION 3.1 ICONS on LCD 1) Monitor indicator : Appears when the CTCSS isn’t in use and squelch is open. 2) Key lock indicator : Indicates that the key lock function is in use. 3) Beep ON/OFF indicator : Appears while key tone is in use. 4) Roger On/Off indicator : Appears while Roger tone is in use. 5) Battery indicator : Indicates the battery status 6) Receive signal indicator : Appears when receiving signal or squelch noise is existing. 7) ID indicator : Appears when the ID function is in use.
M O D E SC A N E M G 1) PTT switch : Push and hold to transmit ; release to receive. 2) Monitor : Press and hold this key for over 2 seconds to enable the receive CTCSS feature. 3) Up/Down key : In the stand-by mode, Pressing this button will increment or decrement the listening volume. When in function edit mode, this button will be used to adjust the unit settings.. 4) Scan / Lock key : Push this key to momentarily to enable or disable the scan.
well. 9)External speaker/mic jacks : Connect an optional speaker/mic or headset, if desire d. The internal mic and speaker will not function when either one is connected. 2) Function display Monitor Indicator : Icon appears when the monitor button is pressed and the channel Key Lock Indicator: Icon appears when the keypad is locked. This function monitor function is activated. disables keys such as channel up/down and mode. Signal Strength Indicator: Icon appears when a signal is being received.
Voice Activated Transmission (VOX) Indicator: This function allows handsfree conversation. The Icon appears when the VOX mode is activated. Out of Range Alarm Indicator: Icon blinks as the receiving signal is getting weaker. The Icon stops blinking when the receiving signal comes back to the normal strength. Weather Mode Indicator: Icon will be on steady when in the weather band mode. The icon will blink when in the GMRS mode with the alert active. 3-3.
* Turn the radio on. * Press MODE button once, [XX] digit will blink on the LCD. XX is a channel. * Press up[ ]or down[ ] button to choose the channel. * Press the PTT button or MODE button to confirm. To set the tone codes(CTCSS) * Press MODE button once more, [XX oF, 01 up to 38] will appear and CTC icon and tone code digit will blink on the LCD. “oF” means no CTCSS code. * Press up[ ]or down[ ] button to choose the desired sub-channel to use. * Press the PTT button or MODE button to confirm.
* Press the up[ ]or down[ ] button to choose the channel. “oF” means no DW mode. “01 up to 22 ” means the channel that is dual-watched. * Press the PTT button or MODE button to confirm. 5) Roger tone This feature will give the tone signal to other parties when transmitting finished (when PTT button is released.) To activate or disable the Roger tone * Press the Mode button until [rb On or oF] and the roger icon blink on the LCD. * Press the up[ ]or down[ ] button.
8) Weather alert setting To set the Weather alert receiving mode * Press the MODE button until the [ AL on or oF] blinks * Press the up[ ]button or down [ ]button to set the alert function. * While the alert is ON, weather icon will blink both in FRS and weather mode. * Weather icon will stop the blinking on the LCD when the alert is OFF. ** While the unit is GMRS/FRS mode, if the alert signal is received, the unit will set to Weather Radio mode automatically and warning beep tone will generate.
LED blinks in green. Important : Before transmitting or receiving to the other parties * Correct channel is selected (1 to 22) and * Correct code is set ( 00 to 38 ) 13) Channel Scanning This feature allows you to monitor all activated channels while scanning. To activate the Scan * Press the SCAN button * Radio will begin scanning. * When in scan mode, the display will show each scanning channel.
To disable the monitor feature * Press and hold the “SCAN” button for over two seconds. * Keypad will unlock. (LOCK icon will disappear on the LCD) 3-4. SETTING AND OPERATION ON WEATHER BAND 1) Channel Selection This feature provides access to 10 channels within the weather band(7 NOAA channels and 3 Canadian marine channels. To select a weather channel, the unit must be in the weather channel mode.
* Full battery – three segments are displayed. * Low battery – the battery icon(only the rim) blinks. 4. CHANNEL DATA 1) GMRS Frequency Chart Main Channel Frequencies: Channel 1 2 Freq. MHz 462.5625 462.5875 Channel 12 13 Freq. MHz 467.6625 467.
3 462.6125 14 467.7125 4 462.6375 15 462.5500 5 462.6625 16 462.5750 6 462.6875 17 462.6000 7 462.7125 18 462.6250 8 467.5625 19 462.6500 9 467.5875 20 462.6750 10 467.6125 21 462.7000 11 467.6375 22 462.7250 NOTE: Channels 1 through 7 are shared between GMRS and FRS radios. The channel number 20 is used for emergency channel. 2) CTCSS Tone Frequency Chart NO FREQ.(Hz) NO FREQ. (Hz) NO FREQ. (Hz) 1 67.0 14 107.2 27 167.9 2 71.9 15 110.9 28 186.2 3 74.4 16 114.8 29 179.9 4 77.
tti…. Trident Technology International Ltd. Room 402, Eundo Bldg. 737 -19, Banpo-1 dong, Seocho-k u, Seoul, Korea 137 -041 (T) +82 2 518 2417/8 (F) +82 2 518 2419 [RF EXPOSURE STATEMENT : PDHGMRS-1200L / TTI TECH CO., LTD.] - CAUTION! - IMPORTANT SAFETY INFORMATION Your wireless hand-held portable transceiver contains a radio frequency transmitter. When the PTT button is pushed the transmitter sends out RF signals.
