GME GX875 Instruction Manual
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GME GX875 Instruction Manual

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MARINE RADIO
Handheld VHF Radio
GX875
INSTRUCTION MANUAL
G X 8 7 5
I N S T R U C T I O N M A N U A L
1

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  • Page 1 MARINE RADIO Handheld VHF Radio GX875 INSTRUCTION MANUAL G X 8 7 5 I N S T R U C T I O N M A N U A L...

  • Page 2: Table Of Contents

    Power On/Off ............9 CANADIAN MARINE VHF CHANNEL Volume ..............9 AND FREQUENCIES ..........35 Squelch ..............9 SPECIFICATIONS..........40 Channel ...............9 GME CONTRACT WARRANTY Backlight .............9 AGAINST DEFECTS ..........43 Transmitting ............9 Key Lock ............10 Dual Watch ............10 Triple Watch ............11 Channel Memories ..........11 Scan Modes ............11...

  • Page 3: Introduction

    Congratulations on purchasing this GME fully featured VHF IMPORTANT: READ ALL INSTRUCTIONS carefully and marine radio. Your GX875 has been built to offer excellent completely before operating your radio and retain this manual value by combining advanced features, great design and for future reference.

  • Page 4: Rf Radiation Profile

    use only. In terms of measuring RF energy for compliance turning the equipment off and on, the user is encouraged to with the FCC exposure guidelines, your radio radiates try to correct the interference by one or more of the following measurable RF energy only while it is transmitting (during measures: talking in PTT mode), not when it is receiving (listening) or in...

  • Page 5: Operating Rules

    False or fraudulent distress calls are prohibited under law. transmitter power and the terrain over which the signals Privacy pass. For a 5 watt handheld radio like the GX875, ship to ship communications up to 5 nautical miles should be •...

  • Page 6: Controls

    vessel registration (e.g. 503 in Australia). The Group ID should be based on a key vessel in the Group, and the recommended system is to drop the last digit of the key vessel’s MMSI and place a zero in front. For example, a fleet of vessels that has a lead vessel with a DSC User MMSI of 503080110 could use the Group MMSI of 050308011.

  • Page 7: Lcd Icons

    LCD ICONS Digital Selective Alerts Message Calling Band Battery Level Memory Mode TX Power Key Lock RX Indicator Memory Icon Dual Watch Current Channel Squelch Level Volume Level Distress Mode GPS Position Record Date Month UTC Time G X 8 7 5 I N S T R U C T I O N M A N U A L...

  • Page 8: Key Functions

    KEY FUNCTIONS SHORT PRESS (< 3 SECS) LONG PRESS (> 3 SECS) Push to Power On Push to Power Off Rotate to adjust the Volume Multi-function Knob Push once then rotate to adjust the Squelch Push twice then rotate to select a Channel. While scanning, rotate to select the Scan direction.

  • Page 9: Operation

    SQUELCH Transmit Power To adjust the Squelch, short press the multi-function knob The GX875 has three transmitter power output settings: 5W, once. The squelch level will be highlighted on the display. 3W and 1W. Rotate the multi-function knob to adjust the squelch level...

  • Page 10: Key Lock

    P-2nd CH will be displayed the channel number will flash. Transmit Timeout Timer The GX875 has a built-in time-out timer that automatically • Rotate the multi-function knob to select the desired limits transmissions to a maximum of 5 minutes of continuous channel.

  • Page 11: Triple Watch

    To change the scan direction, rotate the multi-function knob 50 channels just to access a few regular channels. while scanning. Note: The GX875 holds separate memories for the US, During All Scan, the scanned channel sequence is as follows. International and Canadian bands. To Program Memory Channels 1.
  • Page 12 During Memory Scan, channels will be scanned as shown Priority Scan below where M1, M2, M3 represents 1st, 2nd, 3rd memory Priority Scan is similar to All Scan except it regularly inserts channels etc. channel 16 into the scan. Signals received on channel 16 have priority over signals received on other channels.

  • Page 13: Torch

    RECORD/PLAY VOICE 5. Press Enter to confirm.  will appear next to your selection. When the Record function is activated, the GX875 can record AUDIO PLAY up to 60 seconds of voice from the 5 most recent incoming  Not Keep Audio calls.

  • Page 14: Shock Wave Feature

    • Long press the key to gain access to the weather tone will be emitted from the speaker. Hold the GX875 face channels. WX will appear above the channel number. down to assist with displacing any water from the speaker •...

  • Page 15: Private Channels

    Global Positioning System to provide date, time and If your GX875 does not have a GPS fix, you will need to your precise location. This can be used to provide position manually enter your waypoint’s latitude and longitude – Go information for DSC transmissions and for navigational data.
  • Page 16 Figure 5 List REEF FISH 4. If your GX875 does not have a GPS fix the latitude and BUOY longitude in the Input Position fields will be blank and you will need to enter the position of your waypoint Exit...

  • Page 17: Digital Selective Calling (Dsc)

    DSC calls are automatically sent and received on CH70. The distance and bearing from your present position to the GX875 has two receivers, one of which is dedicated to CH70. waypoint. SOG (Speed Over Ground) indicates your current Therefore, regardless of which channel you are operating on, speed.

  • Page 18: Distress Calls

    DISTRESS CALLS To make a Distress Call use the button under the cover on the side of the GX875. To make any other DSC call, use SQL:5 key on the main keypad. DISTRESS Resend in 4:09 Making a Distress Call...
  • Page 19 MMSI (due to an entry error or after purchasing a second A Group Call is used to contact a group of vessels that hand GX875) please contact GME to arrange for the MMSI are using the same Group MMSI. All ships in the group who code to be reset.
  • Page 20 3. Input the other radio’s MMSI Manually or select it from Individual Call Individual Call your Phone Book. Routine Select Channel: Safety 06 Safety a) To manually enter the radio’s MMSI; Urgency 08 Commercial Group Call 09 Calling i. Select ‘Input Address’ and press Enter (fig 15). Test Call 10 Commercial 11 vts...
  • Page 21 Recieved DSC DSC Menu All Ship Call Distress Call Individual Call Routine Undesignated Position Request Safety From: 123456789 All Ship Call Urgency GPS POS: Unknown Group Call Group Call Time: Unknown Test Call Test Call Recieve Call Log Recieve Call Log Recieve Call Log Send Call LogSinking Send Call...
  • Page 22 3. Select from Buddy List or Group List and press Enter To View, Edit or List the saved MSSIs (fig 30). 1. Select List and press Enter (fig 34). 4. Select New Entry to add a new MMSI (or select List to 2.
  • Page 23 DSC Setup Test Ack Use the DSC Setup menu to set the default operation of the Test Acknowledge determines if your radio will respond DSC feature in your radio. automatically to a Test call. Test calls sent to a coast station or to another ship can be used to check if the DSC function DSC Menu on your radio is working correctly.

  • Page 24: Atis

    If you need to change your ATIS ID (due to an entry error or after purchasing a second hand GX875), please contact GME to arrange for the ATIS ID to be reset.

  • Page 25: Main Menu Options

    MAIN MENU OPTIONS The Main Menu provides access to significant settings within the radio. To access the Main Menu long press the key. The following menu appears. Main Menu VHF Operation GPS Setup ATIS Operation DSC Operation System Config Send Call Log Phone Book Exit Loop...
  • Page 26 Set Key Beep level: Off / Quiet / Middle / Loud. Torch Colour Set the Torch Colour: White / Red. Version Info Displays the GX875’s current firmware and hardware Versions. Factory Reset Enable/Disable. When enabled resets the settings to the factory default.

  • Page 27: Vhf Operation

    GPS Type Select GPS Type to choose your preferred Global Positioning System. The GX875 supports both the US Global Positioning System (GPS) and the Chinese BeiDou, or BDS system. • Select GPS Only to use only the US GPS system •...

  • Page 28: Atis Operation

    The battery is a built-in design and is not user from 0 to 9 seconds. serviceable. If the battery requires replacing, the radio should be returned to GME for service to ensure the waterproof LCD Contrast integrity of the radio is maintained.

  • Page 29: International Marine Vhf Channel And Frequencies

    INTERNATIONAL MARINE VHF CHANNEL AND FREQUENCIES TX Freq RX Freq Simplex 156.050 160.650 Public Correspondence, Port Operations and Ship Movement 156.100 160.700 Public Correspondence, Port Operations and Ship Movement 156.150 160.750 Public Correspondence, Port Operations and Ship Movement 156.200 160.800 Public Correspondence, Port Operations and Ship Movement 156.250 160.850...
  • Page 30 INTERNATIONAL MARINE VHF CHANNEL AND FREQUENCIES cont. TX Freq RX Freq Simplex 156.075 160.675 Public Correspondence, Port Operations and Ship Movement 156.125 160.725 Public Correspondence, Port Operations and Ship Movement 156.175 160.775 Public Correspondence, Port Operations and Ship Movement 156.225 160.825 Public Correspondence, Port Operations and Ship Movement 156.275...
  • Page 31 • Inter-ship channels are for communications between ship stations. Inter-ship communications should be restricted to Channels 6, 8, 72 and 77. If these are not available, the other channels marked for Inter-ship may be used. • Channel 70 is used exclusively for Digital Selective Calling (DSC) and is not available for regular voice communications.
  • Page 32 U.S. MARINE VHF CHANNELS AND FREQUENCIES TX Freq RX Freq Simplex 156.050 156.050 Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area. 156.250 156.250 Port Operations or VTS in the Houston, New Orleans and Seattle areas 156.300 156.300...
  • Page 33 U.S. MARINE VHF CHANNELS AND FREQUENCIES cont. TX Freq RX Freq Simplex 156.175 156.175 Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area. 156.275 156.275 Port Operations 156.325 156.325 Port Operations 156.375 156.375 Commercial. Used for Bridge-to-bridge communications in Lower Mississippi River.
  • Page 34 • Recreational boaters normally use channels listed as Non- Commercial: 68, 69, 71, 72, 78A. • Channel 70 is used exclusively for Digital Selective Calling (DSC) and is not available for regular voice communications. • Channels 75 and 76 are reserved as guard bands for Channel 16 and are not available for regular voice communications.

  • Page 35: Canadian Marine Vhf Channel And Frequencies

    CANADIAN MARINE VHF CHANNELS AND FREQUENCIES EC NL AC WC BCC INL TX Freq RX Freq Restrictions 156.050 156.650 None 156.100 160.700 None 156.150 160.750 None 04A 156.200 156.200 IS, SS, DFO/Canadian Coast Guard only in BCC area. Commercial fishing in EC area. C, S 05A 156.250 156.250...
  • Page 36 CANADIAN MARINE VHF CHANNELS AND FREQUENCIES cont. EC NL AC GL WC BCC INL TX Freq RX Freq Restrictions 156.850 156.850 IS, SS, Port operations and Ship Movement – BCC area. All operations limited to C, NC, 1 watt maximum power. May also be used for on board communications.
  • Page 37 CANADIAN MARINE VHF CHANNELS AND FREQUENCIES cont. EC NL AC GL WC BCC INL TX Freq RX Freq Restrictions 64A 156.225 156.225 Commercial fishing only SS, C 65A 156.275 156.275 S, IS, Search and rescue and antipollution SS, C, operations on the Great Lakes. Towing on the Pacific Coast.
  • Page 38 CANADIAN MARINE VHF CHANNELS AND FREQUENCIES cont. EC NL AC GL WC BCC INL TX Freq RX Freq Restrictions 156.225 156.225 IS, SS, Simplex port operation, ship movement SM, C and navigation related communication only. 1 watt maximum. 156.275 156.275 S, IS, Pilotage –...
  • Page 39 Table Footnotes - East Coast (NL, AC, GL, and Eastern Arctic areas) Intership - Newfoundland and Labrador Ship / Shore - Atlantic Coast, Gulf and St. Lawrence River to and including Commercial Montreal - Great Lakes including the St. Lawrence above Montreal Non-Commercial - West Coast (BCC, Western Arctic, and Athabasca-Mackenzie Safety...

  • Page 40: Specifications

    SPECIFICATIONS General Type Description Frequency Range: Transmit 156.025 To 162.425 MHz Frequency Range: Receive 156.050 To 163.275 MHz 56 INT Channels 52 USA Channels Number Of Channels VHF 59 Canada Channels 10 Weather Channels(only for USA) Memory Channel 99 Memory Channels Oscillate Mode Modulation FM (16K0G3E), DSC(16K0G2B)
  • Page 41 SPECIFICATIONS Transmitter Type Description 1. Carrier power(no mod) Carrier power(no mod) High power: Middle power: Low power 2. Carrier freq.Tolerance ±5 ppm 3. Max Modulation limiting 5 ±KHz 4. Audio frequency response rrier power(no mod) @300Hz: 13.5 ~ -9.5 dB @2KHz: 3.0 ~ 7.0 dB @3KHz:...
  • Page 42 SPECIFICATIONS Receiver Type Description 6. Adjacent Channel Rejection ≥ 70 dB 7. Image rejection ≥ 70 dB 8. Intermod rejection ≥ 68 9. Spurious response rejection ≥ 70 dB 10. Scan time. Per channel ≤ 200 11. StandBy Current ≤ 40 12.

  • Page 43: Gme Contract Warranty Against Defects

    This warranty against defects is given by GME Pty Ltd ACN equivalent goods; 000 346 814 (We, us, our or GME). Our contact details are (ii) the repair of the goods; set out in clause 2.7. This warranty statement only applies (iii) the cost of repairing the goods or of acquiring to products purchased in Australia.
  • Page 44 3. What this warranty does not cover 3.1 This warranty will not apply in relation to: (a) goods modified or altered in any way; (b) defects and damage caused by use with non GME products; (c) repairs performed other than by our authorised representative;...

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