VHF DSC Marine Radiotelephone

VHF DSC Marine Radiotelephone

General 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

Transmitter specifications

• 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

Receiver specifications

• 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

DSC watch keeping receiver

• Receiving frequency: 156.525MHz
• Radio wave mode: G2B
• DSC modulation speed: 1200Baud
• DSC modulation mode: FSK
• DSC modulation quotient:
• 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