A radio link between a transmitting earth station and a receiving earth station through one satellite is named a().
- ARadio link
- BSpace segment
- CSatellite link
- Dupper link
A radio link between a transmitting earth station and a receiving earth station through one satellite is named a().
1、Which EPIRB transmits a distress alert
Which EPIRB transmits a distress alert that is received and relayed by an INMARSAT satellite?()AClass A EPIRBsBClass B EPIRBsCL-Band EPIRBsDCategory I EPIRB
2、If a GMDSS radio operator initiates a
If a GMDSS radio operator initiates a DSC distress transmission but does not insert a message,what happens? ()AThe transmission is aborted an...
3、The difference between a class A and a
The difference between a class A and a class B EPIRB is that the class A EPIRB().Aoperates on both military and civilian aircraft distress ...
4、If you wished to transmit a message by
If you wished to transmit a message by voice concerning the safety of navigation,you would preface it by the word().AMaydayBPan-panCSecuriteDSafety
5、If a DSC distress relay is transmitted
If a DSC distress relay is transmitted from coast station , it will().Aindicate the ship in distress that the alert has been receivedBalert ...
6、CATEGORY A EPIRB’s transmit on frequen
CATEGORY A EPIRB’s transmit on frequencies that are monitored by().Aorbiting satellites in spaceBcommercial radio stationsCprivate,commercial,and military aircraftDordinary radio statio