Raymarine Radome Scanners manual General, Transmitter

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Appendix A: Technical specification

RD218 18”Radome scanner unit

General

Approvals

 

 

CE - conforms to

1999/5/EC

 

FCC - conforms to

47CFR Part 2 and Part 80

 

 

Dimensions

Φ521 x 247 mm (20.5 x 9.7 in)

 

 

 

Weight

9.5 kg (21 lbs)

 

 

 

Input Voltage

8.7 - 32 V DC (from display unit)

 

 

 

Power Consumption

28 W (9 W Standby)

 

 

 

 

Environmental

Waterproof to CFR46

 

 

Temperature range:

-10° to +55°C

 

Humidity limit:

up to 95% at 35°C

 

Maximum wind speed for satisfactory operation:

 

100 Kts

 

 

 

 

Maximum Range Scale

24 nm

 

 

 

 

Transmitter

Transmitter Frequency

9410 +/– 30 MHz

 

 

 

 

Peak Power Output

2.0 kW (nominal)

 

 

 

Transmitter

Solid-state modulator driving Magnetron

 

 

 

Pulse Length/PRF

 

 

Range (nm)

Pulse Length (ns)

PRF (kHz)

0.25 or less

75

3.0

0.50

100

3.0

0.75

150

3.0

0.75 expanded

250

2.5

1.50

350

1.8

3.00

450

1.4

3.00 expanded

600

1.0

6.00 or greater

1.0 μs

740 Hz

Standby Mode

magnetron heater and control left on, all other

 

services off

 

 

 

 

Duplexer

Circulator

 

 

 

 

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Contents Radome Scanners Trademarks and registered trademarks Contents Radome Scanners Users Guide Radio Frequency Radiation Hazard Safety noticesIntroduction Intended useDeclaration of conformity Waste Electrical and Electronic Equipment DirectiveEMC conformance FCC NoticeDisplay software version Warranty Handbook informationRadome Scanners Users Guide EMC installation guidelines Suppression ferriteConnections to other equipment What’s in the box? What tools do I need to install the scanner?Radome scanner How big is the scanner?Planning the installation Inter-unit cables Cable requirementsScanner cables Running the cable to the scannerPower cables Extending the power cablePower requirements Ext Extending the power cableLight Light +Heavy + +5 m extMounting platform Mounting options Preparing the mounting holesSecuring the scanner to the mounting platform Connecting the inter-unit cable to the scanner Do not Overtighten Completing the installationDisplay connections Power connectionsEMC conformance Scanner setupInter-unit cable connections Before you go to seaSwitch on and initial set up Set up, alignment and timing checksRadome Scanners Users Guide Introduction MaintenanceTroubleshooting Problem SolutionEurope Technical support United StatesTransmitter GeneralReceiver AntennaRD424 24Radome scanner unit Polarization Horizontal Rotation Rate Rpm nominal Limited warranty Obtaining Warranty ServiceRaymarine Inc Other conditions Limitations and ExclusionsOnboard warranty Product warrantyWarranty limitations

Radome Scanners specifications

Raymarine Radome scanners are an essential component for maritime navigation, providing boaters and marine enthusiasts with reliable radar technology. These radar systems are known for their durability, efficiency, and advanced performance, making them a popular choice for both commercial and recreational vessels.

One of the standout features of Raymarine Radome scanners is their compact and lightweight design. This makes them particularly suitable for smaller boats where space can be a concern. Despite their size, these scanners deliver impressive range and resolution, ensuring accurate detection of other vessels, landmasses, and weather phenomena.

The technology employed in Raymarine Radome scanners includes patented CHIRP Pulse Compression, which enhances target separation and improves the ability to distinguish between close and distant targets. This leads to clearer images and more reliable data, ensuring operators can make informed decisions while navigating.

Another significant characteristic of these radomes is the advanced signal processing capabilities they offer. The radar systems can filter out clutter, such as waves and rain, to provide clear representations of objects that matter, thus reducing false alarms and enhancing situational awareness. The integration of digital signal processing (DSP) allows for adaptive gain control, which optimizes performance under varying environmental conditions.

Raymarine Radome scanners are also designed to be user-friendly. The intuitive interface LCD displays or integration with multifunction displays allow for easy operation and access to critical navigation information. Users can customize their radar settings to suit their specific needs, which enhances usability and reduces the likelihood of operator error.

Many models also feature advanced maritime safety features such as MARPA (Mini Automatic Radar Plotting Aid), which tracks moving targets and provides information on their course and speed. This technology is vital for collision avoidance and ensures a safer boating experience.

In terms of compatibility, Raymarine Radome scanners seamlessly integrate with other Raymarine systems, creating a cohesive network of navigation tools. This compatibility allows users to layer radar data with charts and other navigational information, offering a holistic view of their surroundings.

In summary, Raymarine Radome scanners are characterized by their compact design, advanced technologies, and user-friendly interface. The combination of features such as CHIRP technology, digital signal processing, and safety enhancements make them a top choice for anyone looking for precision and reliability in maritime navigation. Whether for commercial use or recreational boating, these radar systems stand out for their performance and quality.