Furuno FA-30 - Manual (Page 25)

FURUNO
FA-30
SP-1 E4443S01A
SPECIFICATIONS OF AIS RECEIVER
FA-30
1. GENERAL
1.1 Rx Capacity 2250 reports/minute, 1 channel
4500 reports/minute, 2 channels
1.2 Rx System TDMA dual wave simultaneous reception
1.3 Frequency Switching Automatic (external device)
1.4 Complying Regulations IEC 60945 Ed. 4, and receiver section conforms to IEC 61993-2,
IEC 62287-1, ITU-R M.1371-1,
2. AIS RECEIVER (RX1/RX2)
2.1 Rx Frequency Range 156.025 MHz to 162.025 MHz
2.2 Channel Interval 25 kHz/12.5 kHz
2.3 Oscillator Frequency 1 st local oscillator f+(51.136 MHz/51.236 MHz)
2 nd local oscillator 51.1 MHz/51.2 MHz
2.4 Intermediate Frequency 1 st IF 51.136 MHz/51.236 MHz
2 nd IF 36 kHz
2.5 Rx System Double superheterodyne
2.6 Sensitivity -107 dBm (PER less than 20%)
2.7 Error Characteristics -77 dBm (PER less than 2%)
-7 dBm (PER less than 10%)
2.8 Channel Rej. Better than -10 db
2.9 Adjacent Channel Rej. Better than 70 dB (±25 kHz)
2.10 Spurious Response Better than 70 dB (50 MHz – 520 MHz)
2.11 Mutual Modulation Wanted freq. f – 101 dBm
Characteristic Unwanted freq. f ±50 kHz, no modulation –36 dBm
f ±100 kHz, 400 Hz/±3 kHz modulation –36 dBm
PER less than 20%
2.12 Sensitivity Suppression Wanted freq. f –101 dBm
Unwanted freq. f ±500 kHz, ±1 MHz, ±2MHz,
no modulation –23 dBm
Unwanted freq. f ±5 MHz, ±10 MHz, no modulation –15 dB
PER less than 20%
2.13 Spurious Emission 9 kHz – 1 GHz less than –57 dBm
1 GHz – 4 GHz less than –47 dBm