TTI Tech GMRS-7000 GRMS Transceiver User Manual

TTI Tech Co., Ltd. GRMS Transceiver

User Manual

1/14GMRS-7000USER MANUAL2-WAY PORTABLEHANDHELDRADIODECEMBER, 20 , 2001 CONTENT1. GENERAL1.1 General1.2 Characteristic1.3 Composition2. SPECIFICATION2.1 General Specification2.2 Electrical Specification3. OPERATION3.1 ICON on LCD3.2 Key Functions3.3 Setting and Operation
2/144. CHANNEL DATA1. GENERAL1.1 GENERALThis equipment, GMRS-7000 is called 2 way portable handheld radio.The frequency range is 462MHz, UHF operating Channel for international 2 wayradio. Also it has a 38 CTCSS feature to achieve the clear communication withoutinterference.1.2 CHARACTERISTIC a) All active device in this radio is composed of semiconductor and high density IC. b) CPU of this equipment is H8/3802 from HITACHI c) Its power is operated by Ni-MH 7.2V battery.1.3 COMPOSITIONThis radio is composed of following. a) Transceiver (W/Antenna) b) Belt clip
3/142. SPECIFICATION2.1 GENERAL SPECIFICATIONSa) Frequency range : 462.5500 ~ 462.7250 MHzb) Channel Frequency ( Weather ) : 161.6500 ~ 163.2750c) Communication Mode : Half duplexd) Channel Capacity : 15 channele) Channel Spacing : 12.5 kHzf) Power : 7.2 V ( Ni-MH )g) Battery Life : Alkaline. 9hours (Tx5%, Rx5%, Stand-by90%)h) Operating Temperature : -30°C ~ +50°Ci) Dimension : 117(H) x 52(W) x 36(D) without antennaj) Weight : 240.5g ( with battery ), 135.5g ( without battery )2.2 ELECTRICAL SPECIFICATION a) TRANSMITTER1) Output power : Hi : 3.0W / Lo : 1.0W2) Frequency Stability : ± 5 ppm3) Modulation Method : FM4) Oscillation Method : PLL SYNTHESIZER5) Spurious Emission : < -60dBc6) FM Hum/Noise : 35dB Min7) Distortion : < 5% at 1 KHz8) Current Drain : 1200 mA Max b) RECEIVER1) Sensitivity : 12dB SINAD2) Selectivity : -50dB
4/143) Intermodulation : -50dB4) Spurious and Image Rejection : -50dB5) Audio Out Power : 300mW Max at 8 ohm6) FM Hum & Noise : -45dB 3. OPERATION3.1 ICONS on LCD 1) Monitor indicator : Appears when the Monitor (M) button is pressed and thechannel monitor function is activated.2) Key lock indicator : Appears when the keypad is locked. This function disableskeys such as channel up/down and MODE.3) Beep ON/OFF indicator : Appears while key tone is in use and disappearswhen tone is off.4) Roger On/Off indicator : Appears while Roger tone is on, and disappears whentone is not in use.5) Battery indicator : Indicates the battery charge level.6) Signal Strength Indicator : Appears when a signal is being received. The icon
5/14consists of five bars to indicate the received signal level. The icon is alsorepresents transmit signal power during transmission.7) Weather mode indicator : Icon will be on steady when in the weather bandmode. The Icon will blink in every 2 seconds when in the GMRS mode with thealert active.8) Hi/LO Indicator : Appropriate icon appears when the transmit power is set todesired output power level.9) Channel readout : Shows the channel number in use.10) SCAN indicator : Indicates that scan is enabled.11) CTCSS indicator : Appears when the CTCSS function is in use.12) Dual Watch indicator : Appears when the Dual Watch function is in use.13) Out Of Range indicator : Appears when the Out Of Range function is in use.14) VOX (Voice Activated Transmission ) Indicator : This function allows handsfree conversation. The icon appears when the VOX mode is activated.16) Emergency Indicator : EMG Icon appears when the EMG button is pressed (The frequency is NOT monitored by authorities ).3.2 Key FunctionM ODESCA NEMG1) PTT Button : Push and hold to transmit ; release to receive.2) Monitor Button : This button is used to check activity on the current frequency before transmitting.3) Up/Down key : In the stand-by mode, Pressing this button will increment or
6/14decrement the listening volume.When in function edit mode,this button will be used to adjust the unit's settings..4) Scan / Lock key : Press this button momentarily to enable or disable the scan mode. Press and hold the button for over 2seconds to lock or unlock the keypad.5) Mode (Function) key : Push to select the following function setting mode. Βριεφ πρεσσ µοδε : 1∋στ πρεσσ Χηαννελ ,2 νδ πρεσσ ΧΤΧΣΣ,3 ρδ πρεσσ Ποωερ Ηι / Λο4∋τη πρεσσ ςΟΞ λεϖελ5 τη πρεσσ ∆υαλ Ωατχη6∋τη πρεσσ Ρογερ Βεεπ 7 τη πρεσσ Βεεπ Τονε8 τη πρεσσ Χαλλ 6) Emergency ( EMG ) Call Button : This radio has a quick access button( EMG ) tothe Emergency and Assistance Channel. This channel is not monitored bylocal authorities. When using this channel, EMG appears on the display.Pressing this button will set the transceiver to the channel 107) Speaker / Microphone8) LCD (Liquid Crystal Display)9) Transmit / Receive indicator : When receiving an incoming signal, the LEDindicator will light green, and while the PTTbutton is pressed, the LED will light red.These LED’s are used for backlighting aswell.10)External speaker/mic jacks : Connect an optional speaker/mic or headset,if desired. The internal mic and speaker will notfunction when either one is connected.2) Function displayMonitor Indicator: Icon appears when the monitor button is pressed and the channelmonitor function is activated.Key Lock Indicator: Icon appears when the keypad is locked. This functiondisables keys such as channel up/down and mode.Signal Strength Indicator: Icon appears when a signal is being received. The Iconconsists of five bars to indicate the received signal level.Beep Tone Indicator: Icon appears when beep tone confirmation tone is selected.Icon disappears when tone is off.
7/143-3. SETTING AND OPERATIONRoger Beep Tone On/Off Indicator: Icon appears when the roger beep tone isselected. Icon disappears when tone is off.Battery Level Indicator: Icon indicates the battery charge level.Large Segment Display: Indicates the channel number in use.Coded Tone Controlled Squelch System(CTC) Indicator: Icon appears when theCTCSS tone function is active.Small Segment Display: Displays CTCSS tone option in the channel from 00 to 38,and also displays the caller ID number(01–10) when caller ID function is active.Scan Indicator: This function allows users to scan a channel to search for a validsignal.Dual Watch mode Indicator: Icon appears when dual watch mode is active.Voice Activated Transmission (VOX) Indicator: This function allows handsfreeconversation. 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 normalstrength.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.
8/14In order to communicate with other GMRS/FRS units, both you and the receiving party must be on the same channel. GMRS-7000 has 15channels indicated by the large digits on the LCD display panel. Before trying to transmit on the selected channel, you should press the Monitor Button to check the activity on that channel. If someone is already on the selected channel, you should try another channel which is clear1) On/Off & Volume control SwitchRadio ON : Press the power button at least for 2 seconds.You will hearconfirming melody to indicate the unit is on. Radio OFF : Press the power button at least for 2 seconds.Volume setting : Press up[″]or down[…] button to adjust a level comfortablefor you while monitor is active.2) Setting the Channel and Tone Code(CTCSS)GMRS-7000 has 15 main channels and 38 sub-channels.! 14 Frequency channels! 38 CTCSS Code ( indicated by CTC icon on the LCD )To select the channel! Turn the radio on.! Press MODE button once, [XX] digit will blink on the LCD. XX is achannel.! 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 CTCicon and tone code digit will blink on the LCD. “oF” means no CTCSScode.! Press up[″]or down[…] button to choose the desired sub-channel to use.! Press the PTT button or MODE button to confirm.NOTE : To communicate with other GMRS/FRS units, they mustbe switched to the same channel and CTCSS sub-code. Tocommunicate with other GMRS/FRS units which do not have sub-codes, switch your unit to the same channel with the sub-code settingto OFF.3) VOX (Voice Operated Switching)This option enables you to have hands-free conversation. You do not have tooperate the PTT button each time when you want to transmit.You can also choose the VOX sensitivity suit your environment of operation.( Ex : noisy road, motor bike, factory etc. )To Set the VOX mode! Press the MODE button until the [Uo oF or XX] appears. XX is a vox level
9/14! VOX icon will be appeared on the LCD.To set the VOX level! Press the up[″]or down[…] button to set the VOX level from 1 to 5.“oF” is disable the VOX function.“01” is least sensitive.“05” is most sensitive.! Press the PTT button or MODE button to confirm.4) Setting the DW (dual watch)To set the DW mode! Press the MODE button until the [ oF of 01 up to 15] and DW icon blinkon the LCD.! DW icon will appear on the LCD.To set the dual watch(DW) channel! Press the up[″]or down[…] button to choose the channel.“oF” means no DW mode.“01 up to 15” means the channel is dual-watched.! Press the PTT button or MODE button to confirm. 5) Power Selection Mode This feature permits selection of the transmitting power level to high or low. Using low power, the unit will have a lower transmit range but battery life will Be increased. To access the transmitter power selection function! Press the MODE button until the Po icon appears with a flashing Hi or Loindication on the display.! Press the Up or Down button to toggle between the Hi or Lo selections.! Press the PTT button momentarily to confirm selection. 6)Roger toneThis feature will give the tone signal to other parties when transmitting isfinished(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 theLCD.! Πρεσσ τηε υπ[″]ορ δοων[…] βυττον.! Press the PTT button or MODE button to confirm.
10/147) Beep toneHearing this tone, users will make sure that any button has been correctlypressed.To set the beep tone! Press the Mode button until [bP On or oF] and the BELL icon blink on theLCD.! Press the up[″]or down[…] button.! Press the PTT button or MODE button to confirm.8) Call Ringer Selection ModeThis feature Provides 3 user selectable call ringer signal.To set your favorite call ringer signal.! Press the MODE button until the [C 01 or up to 03] appears on the LCD.! Press the up[″]or down[…] button to select the call melody type.! Press the PTT button to confirm.! To activate the call, click the “PTT” button twice quickly.9) Out-of-range AlarmIcon blinks as the receiving signal is getting weaker. The Icon stops blinkingwhen the receiving signal comes back to normal strength.10) Transmitting! Press and hold the PTT button (The LED light red during transmission.)! Speak slowly and clearly! To Stop the transmission, release the PTT button.! If there is no more receiving signal for 5 seconds, the unit will go intopower save mode.11) ReceivingThe Coding feature reduces the possibility of interference and provideenhanced Communication. You can only listen to a call which has correctmatching codes.** Upon receiving a signal, the LED will light green. In case that a signal, whichhas different CTCSS channel, is received when the Radio is on the CTCSS mode,the LED blinks in green.Important :Before transmitting or receiving, the users have to make sure that the correctchannel ( 1 to 15 ) and code ( 00 to 38 ) are selected.12) Channel Scanning
11/14This 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.! After an activated channel is scanned, a signal will be received. If there isno more signal, the scan will resume automatically. ** If a channel is scanned, a user can resume the scan by pressing the monitor button.13) Call! Click the PTT button twice quickly.14) Monitoring the ChannelIt is used to check activity on the current frequency before transmitting.To activate the monitor feature! Press and hold the “M”(monitor) button for over two seconds.! You will hear static if frequency is clear. ( The monitor icon will appear on the LCD.)To disable the monitor feature! Press and hold the “M”(monitor) button for over two seconds. ( The monitor icon will disappear on the LCD.)15) Keypad LockThe lock function is to avoid the accidental channel change to the preferredsettings of the unit. All buttons will be locked except the Power, PTT, Monitor,Volume UP/Down.To lock the keypad! Press and hold the “SCAN” button for over two seconds.! Keypad will be locked (LOCK icon will appear on the LCD)To unlock the Auto Key function! Press and hold the “SCAN” button for over two seconds.! Keypad will be unlocked (LOCK icon will disappear on the LCD)3-4. SETTING AND OPERATION ON WEATHER BAND1) Channel SelectionThis feature provides access to 10 channels within the weather band(7 NOAAchannels and 3 Canadian marine channels. To select a weather channel, the unitmust be in the weather channel mode. Press and hold the MODE button for atleast 2 seconds, the weather alert icon(A ) will appear, together with a channel
12/14number in the band. Press the mode button until the channel number flashes.To change the channel,! Press the Up button briefly to move to the next higher main channelnumber.! Press the Down button briefly to move to the next lower main channelnumber. 2) Weather Alert ModeThe weather alert mode notifies the user of unusual weather situations. Toaccess the weather alert function:! From weather band standby mode, press the mode button once to access theweather channels and use the Up or Down button to select the desiredchannel.! Press the mode button again to access the weather alert function; weathericon(A) and AL On or oF appear flashing on the display.! Use the Up or Down button to enable(On) or disable(oF) the alert function.The weather icon will stop blinking on the display when the alert isdisabled.! Press the PTT button to confirm your selection! Press and hold the mode button for at least 2 seconds to exit the weatherfunction.When the unit is in GMRS/FRS, if a weather alert signal is received, the unitwill generate a warning tone. The weather alert tone will be generated for 2seconds and the unit will then automatically revert to a previously selectedweather channel.3-5. Battery status indicatorThe Battery icon will blink when the radio is in low battery power. The alarmtone will beep once in 10 seconds. Then charge the rechargeable batteries orreplace the batteries.! Full battery – three segments are displayed.! Low battery – the battery icon(only the rim) blinks.
13/144. CHANNEL DATA1) GMRS Frequency ChartChannel Frequency (MHz) Channel Frequency (MHz)1 462.5625 8 462.57502 462.5875 9 462.62503 462.6125 10 462.67504 462.6375 11 462.55005 462.6625 12 462.60006 462.6875 13 462.65007 462.7125 14 462.700015 462.72502) CTCSS Tone Frequency ChartNO FREQ.(Hz) NO FREQ. (Hz) NO FREQ. (Hz)1 67.0 14 107.2 27 167.92 71.9 15 110.9 28 186.23 74.4 16 114.8 29 179.94 77.0 17 118.8 30 186.25 79.7 18 123.0 31 192.86 82.5 19 127.3 32 203.57 85.4 20 131.8 33 210.78 88.5 21 136.5 34 218.1
14/149 91.5 22 141.3 35 225.710 94.8 23 146.2 36 233.611 97.4 24 151.4 37 241.812 100.0 25 156.7 38 250.313 103.5 26 162.2 OF 03) Weather Channel Frequencies:Channel Freq. MHz Channel Freq. MHz12345162.550162.400162.475162.425162.450678910162.500162.525161.650161.775163.275

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