HVG MARINE ELECTRIC EQUIPMENT 0070: Điện thoại vô tuyến hàng hải VHF DSC
HVG MARINE ELECTRIC EQUIPMENT 0070
Technical specification:
- General specifications
- Transmitter specifications
- DSC watch keeping receiver
- Receiver specifications
- Tx frequency: 156.025~157.425MHz
- Rx frequency: 156.050~163.275MHz
- Communication mode: simplex and semi-duplex
- Number of channel: 178(ITU-55,USA-53,CAN-60,WEA-10)
- Type of emission: G3E,G2B
- Frequency stability: ±10ppm
- Antenna impendence: 50Ω
- Operating voltage: 13.6VDC
- Max. operating current: 6A
- Output power: 25W/1W
- Starting mode: synthersizer mode
- Modulation mode: VRFM (variable reactance frequency modulation)
- Occupancy band width: <16KHz
- MAX. frequency deviation: ±5KHz
- Spurious emission: >70dB
- MIC impedance:2KΩ
- Receiving frequency: 156.525MHz
- Radio wave mode: G2B
- DSC modulation speed: 1200Baud
- DSC modulation mode: FSK
- DSC modulation quotient:<m=2±10%< span=””></m=2±10%<>
- Adjacent channel select: <10-2Bit error rate
- Spurious response: <10-2Bit error rate
- Inter-modulation response: <10-2Bit error rate
- Dynamic range: <10-2Bit error rate
- Receiving mode: DCSH
- Receiving sensitivity: 0.32uV,0.22uV
- Squelch sensitivity: <0.22uV
- Spurious emission: <-70dB
- Residual noise level: <-40dB
- Audio distortion rate:<10%
- Audio output: 4.5W/4Ω
