Standard Horizon
Standard Horizon Explorer GX1800
Best fixed-mount radio for boaters prioritizing reliable safety and clear communication.
The Standard Horizon Explorer GX1800 is a durable Fixed-Mount VHF/FM Marine transceiver supporting International, USA, and Canadian channels. It features robust ITU-R M.493 Class D DSC operation, ensuring continuous reception of distress signals even during voice use. This unit is NMEA 0183 compatible for GPS data exchange and boasts an IPX8 submersible rating for excellent water protection. It includes a noise-canceling microphone with dedicated function buttons and supports an optional second station via the RAM4 microphone for expanded communication control on your vessel.
$238.81
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Owner Satisfaction
4.7
/ 5
Category Rank
2
/ 178
#2 in Marine Radios
Price vs Category Average
-52%
Below average
Waterproof Rating
851.530
/ Submersible IPX ( feet or m for minutes)
Who it's for
- Boaters prioritizing simple installation and immediate safety features
- Skippers with limited console space on smaller vessels
- Users who prefer straightforward, stress-free menu navigation
Who should skip it
- Owners of modern vessels using NMEA 2000 network systems
- Mariners needing high visibility in bright or rough conditions
- Navigators requiring integrated traffic tracking and AIS capabilities
Performance breakdown
Waterproof Durability
IPX8 rating ensures reliable performance even during complete submersion.
Safety Connectivity
Class D DSC provides essential, continuous monitoring for emergency distress signals.
Audio Clarity
Noise-canceling microphone keeps communications crisp in windy or loud environments.
System Integration
NMEA 0183 compatibility allows for seamless GPS data exchange across systems.
Operational Versatility
Optional second station support offers flexible communication control throughout the vessel.
Interface Usability
Large dot matrix display ensures quick, easy reading in all conditions.
Key Specs
Waterproof Rating
Submersible IPX8 (5 feet or 1.5 m for 30 minutes)
RF Output Power
25 W (High), 1 W (Low)
Operating Voltage Range
11V DC to 16.5V DC
Dimensions (W x H x D)
5.9" x 3.4" x 3.3" (150 x 85 x 82 mm)
Weight
2.1 lbs (940 g)
DSC Format
ITU-R M.493-13 Class D
Audio Output
4.5 W (at 4 ohms external speaker output)
Connectivity
NMEA 0183
Features
- Class D DSC for continuous safety monitoring
- Submersible IPX8 waterproof protection
- NMEA 0183 connectivity for GPS integration
- Noise-canceling microphone with quick access buttons
- Supports optional second station intercom use
- Switchable 25W high and 1W low power output
- Large, easy-to-read dot matrix display
- Compatible with International, USA, and Canadian channels
What customers say
The Standard Horizon Explorer GX1800 VHF Radio earns high praise for its reliability and integrated features. Users consistently highlight the exceptional audio clarity, noting crisp and loud transmissions even in noisy environments. A key satisfaction driver is the built-in 66-channel GPS receiver, which simplifies installation by making the essential DSC functionality immediately ready. Reviewers find the interface intuitive, allowing quick access to features like weather alerts without extensive manual consultation. The build quality is frequently cited as robust, suggesting long-term durability against harsh marine conditions. Overall, the GX1800 is celebrated as a high-value, high-performance safety device offering professional features at an accessible price point, leading to strong community recommendations.
Know before you buy
The GX1800 does not have an internal GPS antenna. You must connect it to an external GPS source via NMEA 0183 to enable DSC distress calling and position tracking features.
Yes, the radio is fully compatible with International, USA, and Canadian channel sets, making it suitable for use across various marine environments.
An IPX8 rating means the radio is submersible in up to 5 feet of water for 30 minutes. This provides high-level protection against heavy rain, spray, and accidental submersion in a marine environment.
Yes, the GX1800 supports an optional RAM4 wired remote microphone. This allows you to operate the radio and use the intercom function from a second station, such as a flybridge or cockpit.
Class D DSC allows the radio to maintain a dedicated watch on channel 70 for distress signals, even while you are actively using the radio for voice communication. This ensures you never miss an emergency alert.
Yes, the radio features a switchable power output. You can toggle between 25W for long-range communication and 1W to conserve battery power when communicating with nearby vessels.
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$239