CNFT VHF (Including Class-D DSC) Radio Equipment FT-805B
CNFT VHF (Including Class-D DSC) Radio Equipment FT-805B
1IncludesU.S., Canada,internationalchannelsand10 weather channels.Ithas dual-frequency and tri-frequencyon-duty,and70 channel (DSC )iscontinuouslyon-duty.Support selective call, groupcall
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Includes U.S., Canada, international channels and 10 weather channels.
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It has dual-frequency and tri-frequency on-duty, and 70 channel ( DSC ) is continuously on-duty.
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Support selective call, group call, sea call, all call and other digital selective calls.
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Distress call, confirmation, rebroadcast call.
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Ship position request, ship position report.
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FM ( 88-108MHz ) radio.
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Automatically record DSC transmitted and incoming messages.
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Frequency Range |
Tx： 156.025-157.425 MHz ，Rx： 156.025-163.275MHz |
Conducted spurious emissions transmitted to the antenna |
150 kHz~1 GHz：≤0.25 μW（-36 dBm） 1 GHz ~2 GHz：≤1 μW（-30 dBm） |
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Modulation |
FM（16K0G3E）， DSC（26K0G2B） |
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Frequency error |
≤±1.5 kHz |
Transmitter residual modulation |
≤-40 dB |
|
Operating Voltage |
DC13.8V(±15%) |
Rated audio output power |
≥2 W |
|
Antenna impedance |
50Ω |
Maximum usable sensitivity |
≤ +6 dB μV(e.m.f) |
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Output impedance |
（Audio）8Ω |
Adjacent channel selectivity |
≥70 dB |
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Input resistance |
（Microphone）2KΩ |
Spurious response suppression |
≥70 dB |
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Frequency error |
≤±1.5 kHz |
Intermodulation response |
≥70 dB |
|
Carrier power |
25 W/1 W |
Block |
≥ +90 dBμV |
|
Maximum allowable frequency deviation |
≤±5 KHz |
Conducted spurious emissions transmitted to the antenna |
9 kHz～2 GHz：≤2 nW(-57 dBm) |
|
Harmonic distortion |
≤10% |
Receiver noise level |
≤-40 dB |
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