SPECIFICATIONS

Channels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . All U.S., Canadian and International Channels

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 NOAA Weather Channels

Frequency Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Phase Lock Loop

Frequency Range. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . TX 156.025~157.950 MHz

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . RX 156.300~163.275 MHz Antenna Impedance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 Ohms Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.2 VDC Display. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Backlit Liquid Crystal Diode (LCD) Operating Temperatures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -4°F to 140°F (-20°C to 60°C)

Dimensions (with 7.2 V Battery Pack): . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2.52 in (64 mm) (W) x 0.63 in (16 mm) (H) x 1.50 in (38 mm) (D) Weight (with 7.2 V Battery Pack):. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.96 lbs. (435 g)

Transmitter:

Power Output. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 or 5 Watts (Switch Selectable) Modulation Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . FM Hum and Noise Attenuation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 dB Audio Distortion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5% Spurious Signal Suppression. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 dB

Receiver:

Sensitivity at 12 dB SINAD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.5 µV S/N Ratio (20 dB) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.8 µV Squelch Sensitivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Threshold -12 dB µV (EMF) Adjacent Channel Rejection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 dB Audio Power Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200 mW at 10% THD Spurious Response Attenuation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 dB Hum and Noise Attenuation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 dB Modulation Acceptance Bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +/- 7.0 kHz Minimum

NOTE: Product specifications and features are subject to change without notice.

NOTE: This device complies with part 15 of the FCC Rules. Operation is subject to the following

two conditions: 1) This device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation.

FCCID: KLLTM-886

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Humminbird VHF55S manual Specifications, Transmitter, Receiver
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VHF55S specifications

The Humminbird VHF55S is a high-performance marine VHF radio that stands out for its robustness, ease of use, and advanced features tailored for maritime communication and safety. Designed for boaters who value reliable communication at sea, the VHF55S is an essential tool for both recreational and professional mariners.

One of the key features of the Humminbird VHF55S is its built-in Digital Selective Calling (DSC) function. This technology enables users to send a distress signal with their vessel’s GPS coordinates, facilitating prompt assistance in emergencies. The DSC capability is a crucial safety feature that enhances the overall safety of boat trips, providing peace of mind for skippers and crew alike.

The VHF55S operates on all international VHF marine channels, offering full coverage and ensuring that boaters can communicate effectively with other vessels and shore stations. Its powerful 25-watt transmit power guarantees clear communication over long distances, making it ideal for offshore adventures.

Another significant aspect of the VHF55S is its intuitive interface, designed for user-friendly operation. The large, bright LCD display ensures visibility even under bright sunlight or at night. The radio is equipped with large buttons that facilitate quick access to commonly used functions and channels, minimizing the learning curve for new users.

In addition to its core functionalities, the VHF55S features advanced scanning capabilities, allowing users to monitor multiple channels simultaneously. This ensures that no important communications slip through the cracks, which is particularly advantageous during busy boating seasons or when navigating crowded waterways.

The Humminbird VHF55S is built to withstand the harsh marine environment. Its rugged design features a water-resistant housing, making it resilient against splashes and the dampness often encountered on the water. Furthermore, the unit is compact and lightweight, allowing for easy mounting in various locations on a boat without occupying too much space.

For connectivity, the VHF55S allows integration with other marine electronics, such as chartplotters and GPS devices. This capability enhances situational awareness and aids in navigation by providing real-time communication data and positioning information.

In summary, the Humminbird VHF55S is a state-of-the-art marine VHF radio that combines essential safety features, advanced communication technologies, and a user-friendly design. With DSC capability, robust construction, and versatile functionality, it is an indispensable device for anyone navigating the waters, ensuring that users remain connected and safe at sea.
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