Feitong FT-801 Marine Wireless Telephone Intercom Fishery Special Radio ZY Fishing Inspection Certificate Genuine New Model

1. Main Functions
1. General voice call
2. 4-channel monitoring (channels 221, 231, 236, 238)
3. Dual signaling operation (300 baud ASK, 1200 baud MSK)
4. Emergency call to all ships (distress call)
5. Point-to-ship call (selective call)
6. Fast point-to-ship call
7. Fleet call (group call)
8. Request for position report back
9. Timed and manual position report back
10. With wireless telephone transfer function
11. Receive all-call, maritime call and weather alerts
12. Receive positioning commands
13. GPS function
14. AM radio function
15. Voice encryption function (optional)
16. Common ship number storage function
17. Automatically record incoming messages
18. Full-channel scanning
19. Timed radio activation function
20. Timed alarm function
21. Low voltage alarm function
22. Memory channel
23. Waypoint storage function
2. Technical Specifications
1. Whole unit
Frequency range: 27.5-39.5MHz
Channel spacing: 25KHz
Number of channels: 480
Modulation mode: FM (16KOJ3E)
Operating voltage: DC 12V or 24V
Signaling format: 300 baud ASK, 1200 baud MSK
2. Transmitter section
Frequency tolerance: ≤20ppm
Carrier power: ≤25W
Modulation limitation: ≤5KHz
Audio distortion: ≤7%
Modulation characteristic: ±3dB (relative to 6dB per octave)
Modulation sensitivity: ≤15mV
Spurious RF components: ≤5uW
3. Receiver section
Reference sensitivity: ≤0.2uV (SINAD 12dB)
Deep squelch turn-on sensitivity: ≤0.6uV
Deep squelch blocking threshold: ≥5KHz
Audio output power: ≥2W
Audio distortion: ≤7%
Audio response: +2~-8dB (relative to 6dB per octave)
Modulation reception bandwidth: ≥2×5KHz
Adjacent channel selectivity: ≥65dB
Spurious response immunity: ≥65dB
Intermodulation immunity: ≥58dB
Data reception sensitivity: ≤0.2uV (correct reception)
AM radio frequency: 500KHz-9999KHz