Furuno GD-1920C-BB, 1954C-BB, 1964C-BB, 1944C-BB, 1934C-BB, 1834C-BB, 1824C-BB manual Transceiver Module

3	TRANSCEIVER MODULE
3.1	Frequency and Modulation 9410 MHz ±30MHz (X band), P0N
3.2	Peak Output Power	M1824C-BB: 2.2 kW nominal
		M1834C-BB /1934C-BB: 4 kW nominal
		M1944C-BB: 6 kW nominal
		M1954C-BB: 12 kW nominal
		M1964C-BB: 25 kW nominal
3.3	Modulator	FET Switching Method

3.4Intermediate Frequency 60 MHz

3.5	Tuning	Automatic or manual
3.6	Receiver Front End	MIC (Microwave IC)
3.7	Bandwidth	Tx pulselength 0.08 ∝s and 0.3 ∝s: 25 MHz
		Tx pulselength 0.8 ∝s: 3 MHz
3.8	Duplexer	Circulator with diode limiter
3.9	Warming up	90 s approx.
4	INTERFACE
4.1	Input Data	IEC 61162-1 (NMEA 0183 Ver1.5/2.0)
	Own ship’s position:	GGA>RMC>RMA>GLL
	Ship’s speed:	RMC>RMA>VTG>VHW
	Bearing (True):	HDT>HDG*1>HDM*1>VHW
	Bearing (Magnetic):	HDM>HDG*1>HDT*1>VHW
	Course:	RMC>RMA>VTG
	Water depth:	DPT>DBT>DBS>DBK
	Wind:	MWV>VWT>VWR
	Water Temperature:	MTW
	Time:	ZDA
	*1: calculated by magnetic deviation
4.2 Output Data
	Alarm signal	12 VDC, 100 mA or less
	NMEA 0183 Ver1.5	GGA, GLL, RMA, RMC, GTD, VTG, ZDA (GPS data required)
		RMB, WPL, BWC or BWR, APB, AAM, BOD, XTE, VHW,
		MTW, DPT or DBT, DBS (ETR required),
		TLL (L/L, Heading data required), TTM (ARPA required)

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