JRC JLN-550 Doppler Sonar Speed Log
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Product Overview
JRC JLN-550 Doppler sonar speed log for accurate vessel speed, distance and navigation data measurement.
- Model: JLN-550
- 2-axis, 4-beam Doppler sonar
- 240 kHz Bottom Tracking
- 2 MHz Water Tracking
JRC JLN-550 is a dual-frequency Doppler speed log designed for stable ship speed measurement in both bottom-tracking and water-tracking modes.
Key Features
- Model: JLN-550
- 2-axis, 4-beam Doppler sonar
- 240 kHz Bottom Tracking
- 2 MHz Water Tracking
- Speed range: -10 to +40 knots
- Distance range: 0–99,999.99 NM
- Speed accuracy: ±1% or ±0.1 knot
- NMEA / IEC 61162-1 interface
- Brand: JRC (Japan Radio Co., Ltd.)
- Model: JRC-JLN550-SPEED-LOG
- Condition: Used
- Application:
- Commercial vessel navigation
- Ship speed measurement
- Distance measurement
- Doppler speed log systems
- Speed log replacement & retrofit
- Availability: Subject to stock confirmation
