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Operation Manual S15

Page

12.2 CHANNEL 70 MONITOR GENERAL SPECIFICATION

1.Frequency CH70 (156.525MHz)

2.Sensitivity ≤0dBµEMF for 20dB SINAD

3.Bandwidth 16KHz

4. First IF frequency used 17.9MHz

5. Second IF frequency used 455KHz

6. Adjacent Channel Selectivity ≥70dB

7. Spurious response Rejection ≥70dB

8. Inter-modulation Rejection ≥65 dB

9. Mode of Reception 16K0G2B

10. Spurious Emission, Radiation ≤2nW, 9KHz to 2GHz

12.3 TRANSMITTER

1.Type of emission 16K0F3E(Voice)

13K5G2B(DSC)

2.Frequency range 156.025-161.425MHz

3.Output power 25W, 1W into 50 Ohms

4. Audio Harmonic Distortion ≤10%

5. Audio Frequency Response +/-3dB of +6dB/octave

Pre-emphasis 300 – 3000Hz

6. Hum and Noise ≤-40dB

7. Frequency Deviation 5KHz max peak

8. Spurious Emissions (Radiated) ≤0.25µW

9. Current ≤5 Amps (25W)

12.4 NAVTEX

1.Messages stored 60

2.Input data format NAVTEX data-serial ASCII at 9600 baud, 8-bits, no

parity, stop bit without handshake.

12.5 GPS

1.Input data format: NMEA0183 version 2.0 sentences

RMC, GGA and GLL

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Silva S15 Spécifications Page 44