AIS 1 AIS 2 (This chart is also available in or versions) NOAA Weather Radio Frequencies Channel Frequency (MHz) WX1 WX2 WX3 WX4 WX5 WX6 WX7 See the for more information. Additional Information, Frequencies, Charts Frequencies are in MHz. Modulation is 16KF3E or 16KG3E. Note that the...
1、Channel NumberShip Transmit MHzShip Receive MHzUse01A156.050156.050Port Operations and Commercial, VTS. Available only in New Orleans / Lower Mississippi area.05A156.250156.250Port Operations or VTS in the Houston, New Orleans and Seattle areas.06156.300156.300Intership Safety07A156.350156.350...
A PLL section to synthesize the VHF output channel frequency for channel 3 or channel 4. 2. A modulator section which accepts audio and video inputs and modulates the VHF carrier. The high frequency BiCMOS technology allows integration of the VHF tank circuit and certain filtering functions ...
025162.025Automatic IdentificationSystem AISThischart isalso availablein textor ExcelversionsVHF MaritimeSpectrum ChartNOAA Weather RadioFrequenciesChannel FrequencyMHzWX 1162.550WX 2162.400WX 3162.475WX 4162.425WX 5162.450WX 6162.500WX 7162.525See the\!AAWeatherRadio Homepagefor moreinformation.Additional Information...
甚高频(Very-High Frequency,简称VHF)通信是近海和内河水上无线电移动通信业务的主要手段之一,在国际电信联盟(International Telecommunication Union,简称ITU)《无线电规则》(Radio Regulation,简称RR)附录18中,划分了VHF水上移动业务频率,规定在这些频段内,给予水上移动通信业务优先使用权。同时,在《无线电规则》第31条...
甚高频(Very-High Frequency,简称VHF)通信是近海和内河水上无线电移动通信业务的主要手段之一,在国际电信联盟(International Telecommunication Union,简称ITU)《无线电规则》(Radio Regulation,简称RR)附录18中,划分了VHF水上移动业务频率,规定在这些频段内,给予水上移动通信业务优先使用权。同时,在《无线电规则》第31条...
Frequency Adjustable Cavity Filter 66-88MHz 88-108MHz Bandpass Filter $1.00 - $2.00 Min. order: 1 piece Easy Return 8" VHF 136-174MHz Cavity Filter/VHF Bandpass Filter $1.00 - $2.00 Min. order: 1 piece Easy Return 136-174MHz VHF Bandpass Duplexer or Duplex Filter or Cavity Filter ...
ChannelNumberShipTransmitMHzShipReceiveMHzUse01A156.050156.050PortOperationsandCommercial,VTS.AvailableonlyinNewOrleans/LowerMississippiarea.05A15..
烽火通信超短波电台介绍(3)(IntroductionofVHFVHFradiostation(3))IntroductionofflamecommunicationultrashortwaveradioXD-D11Gtype20WshortwavefrequencyhoppingadaptiveradioXD-D11G20WshortwavefrequencyhoppingadaptiveradioisanewgenerationofHFshortbandantijammingCommunicationequipment.Bymeansofchanneldigitalizationandservicedigitalizatio...
Channel Frequency (MHz) WX1 162.550 WX2 162.400 WX3 162.475 WX4 162.425 WX5 162.450 WX6 162.500 WX7 162.525 See theNOAA Weather Radio Homepagefor more information. Additional Information, Frequencies, & Charts Frequencies are in MHz. Modulation is 16KF3E or 16KG3E. Note that the letter "A"...