Raytheon R20xx Radar Manual Jun 2026

For detailed maintenance or setup procedures, you can access legacy documentation through the Raymarine Retired Radar Manuals portal, which hosts many original Raytheon technical documents. Retired & Legacy Radar Manuals - Raymarine

End with a scan of a cool page from the manual (e.g., block diagram, CRT sweep waveform, or the “High Voltage Safety Rules” page). raytheon r20xx radar manual

: Stay clear of the rotating radome. Always turn off the system before performing any work near the antenna to avoid mechanical hazards and electromagnetic energy exposure. For detailed maintenance or setup procedures, you can

| Specification | Typical Value | Note | | :--- | :--- | :--- | | | 2 kW or 4 kW | 4kW models require thicker power cable | | Frequency | X-Band (9.41 GHz) | Standard marine band | | Range Scales | 0.125 nm to 24 nm | 48 nm available on some units | | Scanner Unit | RD218 / RD424 | 18" or 24" array | | Power Draw | 30W (Display) + 48W (Scanner) | High draw; ensure 10AWG wiring | | Magnetron Life | 2000-3000 hours | The manual tells you how to read the hour meter | Always turn off the system before performing any

Used to measure the exact distance to a target.