West Marine VHF580 사용자 설명서

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speCiFiCatiOns
All speficifations are subject to change without notice.
radio specifications 
General
Controls
Volume-Pwr, Squelch
Status Indicators
Transmit power, Scan mode, Triple Watch mode, 
Battery High, Battery low, USA, CAN, INT, Alert, 
Memory, GPS, Message, Weather band, GPS status 
and Channel Display
Display
LCD (Full Dot Matrix)
Buttons
ENT-1W/25W, Channel UP, Channel DOWN, 
CALL-MENU, WX-MEM, CLR-SCAN, 16/9-TRI, and 
DISTRESS
Connectors and Cables
Antenna, accessory, and DC power
Size
H 75 mm x W 167 mm x L 129 mm (without Heat Sink)  
H 2.95 inches x W 6.58 inches x L 5.08 inches
Weight
1.0 kg (2.2 pounds)
Supply Voltage
Nominal 13.8V DC, negative ground (10.5 VDC to 16.0 
VDC)
Standard Accessories
Mounting bracket and hardware, microphone hanger, 
Antenna Impedance
50 Ω nominal
Microphone
Rugged 2 kΩ condenser mic element with coiled cord
Speaker
1.77 inch, 8 Ω
Operating Temperature 
Range
–20 °C to + 50 °C (–4 °F to +122 °F)
Shock and Vibration
Meets or exceeds EIA standards, RS152B and 
RS204C
FCC Approvals
Type accepted under part 80 of the Rules; meets Great 
Lakes Agreement and party boat requirements
Transmitter
Power Output
1 watt or 25 watt (user selectable)
Power Requirement
25 watts output: 6A@13.8V DC
Modulation
±5 kHz deviation
Hum and Noise Signal-to-
Noise
45 dB@1 kHz with 3 kHz deviation with 1000 Hz 
modulating frequency (nominal)
Audio Distortion
Less than 8% with 3 kHz deviation with 1000 Hz 
modulating frequency
Spurious Suppression
–25 dBm @ Hi, –25 dBm @ Lo
Output Power Stabilization
Built-in automatic level control (ALC)