Furuno manual DSC/WATCH Receiver FS-5070

FURUNO		FS-1570/2570/5070
2.2.7	Selectivity	-6 dB: 270 Hz to 300 Hz, -30 dB: within ± 380 Hz,
		-60 dB: within ± 550 Hz
2.2.8	Receiving system	Double-conversion superheterodyne
2.2.9	Radiation	within 4 nW
2.2.10	RX error rate	1 % or less at 1 µV input voltage
2.2.11	Spurious response	31.6mV non-modulated at 10µV input voltage,
		at error rate within 1%
2.2.12	Scanning reception	max. 6 frequencies within 2 s (MF/HF)
2.2.13	Diagnosis	Transmit high frequency signal of DSC

2.3DSC/WATCH RECEIVER (FS-5070)

2.3.1Frequency range

	DISTRESS	2187.5/ 8414.5 and 4207.5/ 6312/12577/16804.5 kHz
	ROUTINE	1,606.5 kHz to 27.5 MHz
2.3.2	Class of emission	F1B, J2B
2.3.3	Antenna impedance	50 ohm
2.3.4	Local oscillator	1st: F+54,455 kHz, 2nd: 54,000 kHz, 3rd: 456.7 kHz
2.3.5	Frequency stability	±10 Hz

2.3.6Intermediate frequency 1st: 54,455 kHz, 2nd: 455 kHz

2.3.7	Selectivity	-6 dB: 270 Hz to 300 Hz, -30 dB: within ± 380 Hz,
		-60 dB: within ± 550 Hz
2.3.8	Receiving system	Double-conversion superheterodyne
2.3.9	Radiation	within 2 nW
2.3.10	RX error rate	1 % or less at 1 µV input voltage
2.3.11	Spurious response	31.6mV non-modulated at 10µV input voltage,
		at error rate within 1%
2.3.12	Scanning reception	max. 6 frequencies within 2 s (MF/HF)
2.3.13	Diagnosis	Transmit high frequency signal of DSC

2.4GENERAL Watch KEEPING receiver (FS-2570, option)

2.4.1 Frequency Range	1,606.5 kHz to 27.5 MHz
2.4.2 Class of Emission	J2B, F1B
2.4.3 Antenna Impedance	50 ohms
2.4.4 Local Oscillator	1st: F+54,455 kHz, 2nd: 54,000 kHz, 3rd: 456.7 kHz
2.4.5 Frequency Stability	within ±10 Hz
2.4.6 Intermediate Frequency	1st: 54,455 kHz, 2nd: 455 kHz
2.4.7 Selectivity	-6 dB: 270 Hz to 300 Hz,
	-30 dB: within ± 380 Hz,

SP - 3 E5656S01A-M

080414