Introduction
This manual provides essential information for the safe and efficient operation of your Icom IC-M330G Ultra Compact VHF Marine Transceiver with GPS. Please read this manual thoroughly before using the transceiver to ensure proper functionality and to prevent damage. Keep this manual in a safe place for future reference.
Consignes de sécurité
Always prioritize safety when operating marine electronic equipment. Failure to follow these guidelines may result in injury, damage to the equipment, or other serious consequences.
- Source d'alimentation : Connect the transceiver only to a 12V DC power source. Ensure correct polarity to prevent damage.
- Installation de l'antenne : Install the antenna in a location that provides maximum range and minimizes exposure to RF energy. Consult a qualified technician for optimal antenna placement.
- Exposition à l'eau : While the IC-M330G is IPX7 waterproof, avoid intentional submersion or prolonged exposure to heavy spray unless necessary. Ensure all covers and connectors are securely fastened.
- Utilisation d'urgence : This transceiver is a vital communication tool for marine safety. Familiarize yourself with its emergency features, especially the DSC distress call function.
- Entretien: Do not attempt to open or modify the transceiver. Refer all servicing to authorized Icom service centers.
Produit terminéview
The Icom IC-M330G is an ultra-compact VHF marine transceiver designed for vessels with limited installation space. It combines robust communication capabilities with integrated GPS for enhanced safety and navigation.

Devant view of the Icom IC-M330G VHF Marine Transceiver, showcasing its compact design, clear dot-matrix display, and user-friendly controls. The device is black with a microphone attached.
Caractéristiques principales :
- Conception ultra-compacte : Palm-sized chassis for flexible installation in tight spaces.
- Dynamic, Clear Audio: New speaker design delivers loud, clear sound with rich bass and crisp treble.
- Built-in Class D DSC: Continuously monitors Channel 70 for DSC distress, individual, group, all ships, safety, position request/report, polling, and DSC test calls.
- Class-Leading Receiver Performance: More than 70 dB selectivity and IMD for reliable reception in RF-busy areas.
- Intuitive Icom Marine UI: Directional keypad and soft keys for smooth, user-friendly operation.
- Récepteur GPS intégré : Built-in GPS/GLONASS/SBAS provides position, course, and speed data for accurate DSC calls. Includes an external GPS puck antenna.
- AquaQuake Draining: Exclusive feature to clear water from the speaker for clear audio.
- 25 watts de puissance: Ensures strong transmission capabilities.
- Indice d'étanchéité IPX7 : Provides protection against water ingress.
Installation
Déballage et vérification des composants :
Avant l'installation, assurez-vous que tous les composants sont présents :
- IC-M330G VHF Transceiver
- External GPS antenna with 5-meter cable
- Cordon d'alimentation
- Support de montage
- Microphone
Étapes d'installation :
- Montage de l'émetteur-récepteur : Select a suitable location on your vessel that is dry, protected from direct sunlight, and allows for easy access to controls. Use the provided mounting bracket to securely fasten the IC-M330G. Its compact size allows for installation in small consoles and tight helm spaces.
- Connexion de l'alimentation : Connect the supplied power cord to a 12V DC power source. Ensure the red wire connects to the positive (+) terminal and the black wire to the negative (-) terminal.
- Connexion de l'antenne : Connect your VHF antenna to the antenna connector on the rear of the transceiver.
- Connecting the GPS Antenna: Connect the external GPS puck antenna to the dedicated GPS antenna port. Position the GPS antenna in a clear, unobstructed location for optimal satellite reception.
- Connexion du microphone : Plug the microphone into the front panel connector.
Mode d'emploi
The IC-M330G features an intuitive user interface with a directional keypad and soft keys for straightforward operation.
Fonctionnement de base :
- Marche/Arrêt : Press and hold the power button (usually combined with volume knob) to turn the unit on or off.
- Réglage du volume : Tournez le bouton de volume pour régler le niveau de sortie audio.
- Sélection des chaînes : Use the CH (Channel) up/down buttons to select desired VHF channels.
- Réglage du silencieux : Adjust the squelch knob to eliminate background noise when no signal is received.
- Transmettre: Press the PTT (Push-To-Talk) button on the microphone to transmit. Release to receive.
Fonctionnalités avancées :
- DSC (Digital Selective Calling): The dedicated DISTRESS button allows for quick transmission of a distress call. Other DSC functions (individual, group, all ships, safety, position request/report, polling, and DSC test calls) are accessible via the menu. Ensure your MMSI (Maritime Mobile Service Identity) is programmed.
- Fonctionnalité GPS : The integrated GPS/GLONASS/SBAS receiver provides accurate position, course, and speed data, which is crucial for DSC calls.
- Fonctions de numérisation : Utilize the scan features (e.g., Normal Scan, Priority Scan, Tag Scan) to monitor multiple channels.
- Dual/Triple Watch: Monitor Channel 16 and/or Channel 9 while operating on another channel.
- Chaînes météo : Access NOAA weather channels for up-to-date weather information.
Produit officiel terminéview video demonstrating the key features and compact design of the Icom IC-M330G VHF Marine Transceiver.
Entretien
Proper maintenance ensures the longevity and reliable performance of your IC-M330G transceiver.
- Nettoyage: Regularly wipe the transceiver and microphone with a soft, dry cloth. For stubborn dirt, use a cloth dampened with fresh water. Avoid harsh chemicals or abrasive cleaners.
- AquaQuake Draining: After exposure to water, activate the AquaQuake draining function to expel water from the speaker grille, ensuring clear audio.
- Inspection des connecteurs : Periodically check all cable connections for corrosion or damage. Ensure they are securely tightened.
- Stockage: Lorsqu'il n'est pas utilisé pendant une période prolongée, rangez l'émetteur-récepteur dans un endroit frais et sec, à l'abri de la lumière directe du soleil et des températures extrêmes.
Dépannage
If you encounter issues with your IC-M330G, refer to the following common problems and solutions:
- Pas d'alimentation : Check power cable connections, fuse, and the vessel's power supply. Ensure the power button is pressed correctly.
- Pas de son/Son médiocre : Adjust volume and squelch levels. Check microphone connection. Activate AquaQuake draining if the speaker has been exposed to water.
- Impossible de transmettre/recevoir : Verify antenna connection. Ensure correct channel selection. Check power output settings.
- Le GPS ne capte pas de signal : Ensure the external GPS antenna has a clear view of the sky and its cable is securely connected.
- DSC Distress Call Not Working: Confirm your MMSI is correctly programmed. Ensure GPS data is available.
For persistent issues, contact Icom customer support or an authorized service center.
Caractéristiques
| Fonctionnalité | Détail |
|---|---|
| Dimensions du produit | 3.94 x 3.94 x 3.94 pouces |
| Poids de l'article | 3.01 livres |
| Numéro de modèle | IC-M330G |
| Caractéristiques spéciales | Waterproof, Integrated GPS/GLONASS/SBAS |
| Nombre de canaux | 16 |
| Gamme de fréquences | 156 MHz - 174 MHz |
| Portée de conversation maximale | 5 milles |
| Niveau de résistance à l'eau | Étanche (IPX7) |
| Composants inclus | External GPS antenna w/ 5 meter cable, M330G VHF, Mounting bracket, Power Cord |
Garantie et assistance
Icom products are manufactured to high-quality standards. For warranty information, please refer to the warranty card included with your product or visit the official Icom website. For technical support or service inquiries, please contact Icom customer service directly.
Icom America: www.icomamerica.com





