JF-MR702A

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Detail

JF-MR702A is a housed multi-band multi-constellation smart antenna developed by JIFFY. JF-MR702A delivers precise positioning performance in a compact and integration-ready structure. it’s able to provide single point meter level accuracy, DGPS sub-meter level and RTK centimeter/millimeter level accuracy, very suited for various robotic lawn mower and unmanned aerial vehicle (UAV) applications that require precise location and precise heading.

Category	Item	Specification
Signal Received	GNSS Signal	GPS L1C/A, L2C, L2P(Y), L5 GLONASS G1, G2 BDS B1I, B2I, B3I, B1C, B2a GALILEO E1, E5a, E5b SBAS L1C/A QZSS L1C/A, L2C, L5
Antenna Parameter	Nominal Impedance	50Ω
	Polarization	RHCP
	Axial Ratio	≤3dB
	Azimuth Coverage	360° (omni-directional)
	Output VSWR	≤2.0
	Peak Gain	2.8dBi
LNA	LNA Gain	23±2dB
	Noise Figure	≤2dB
	Output VSWR	≤2.0
	Passband Ripple	±2dB
RTK Performance	Positioning Module	UM960
	Single Point Accuracy	Horizontal: 1.5m Vertical: 2.5m
	DGPS Accuracy	Horizontal: 0.4m Vertical: 0.8m
	RTK Accuracy	Horizontal: 0.8cm+1ppm Vertical: 1.5cm+1ppm
	Timing Accuracy (RMS)	20 ns
	Velocity Accuracy (RMS)	0.03 m/s
	Channels	1408
	Time to First Fix	Cold Start ＜30s
	Initialization Time	＜5s (Typical)
	Initialization Reliability	＞99.9%
Data & Power	Data Refresh Rate	20Hz Positioning
	Differential Data	RTCM2.3, RTCM 3.x, CMR
	Data Format	NMEA-0183, Unicore
	Operation Voltage	3.8~12V, 5V (Typical)
	Power Consumption	200mA (Typical)
Mechanical	Dimensions	Φ48×H38mm (Shield cover and connectors not included)
	Connector	GH1.25-8P
	Weight	≤30g
	Mounting	3 × M2.5 Screws
	Interface Pin Definition	1: GND 2: RST 3: TX1 4: RX1 5: RX2 6: TX2 7: PPS 8: VCC
Environmental	Operating Temperature	-40℃ ~ +70℃
	Storage Temperature	-55℃ ~ +70℃
	Humidity	95% non-condensing