Two astronauts sitting in the same space ship can communicate by mouth ... at least while it's full of air ... or by passing notes. As soon as they put on their space suits, though, or if they feel like talking to anyone on earth or in another spaceship, radio is the only way.
However, they could revert back to "archaic" technologies like sign language or perish the thought semaphore.
Mabye a walkie-talkie or radio. I am not sure.
The advantages of laser communication is that it allows very fast communication service between two or more devices than other modes of communications.It can provide speed more than 1GBps.So it overtakes the LAN or wireless LAN comprehensively
The Niger River uses three-fourths of its total length for commercial shipping. Common modes of transportation are barges and fishing boats.
wagons and space cars
Yes, in the special ops and campaign modes.
if you are talking about a plane then its to set new modes unpromising if you will
Mabye a walkie-talkie or radio. I am not sure.
Radio is the only way we have of communicating with astronauts or machines in space.
communication modes: written spoken body language (gestures) mime
the modes of communication used by govt are :-1)radio2)amateur
introduction to modern modes of communication
Chicken Bus Tuk-Tuk Shuttle Bus
introduction of satellite based communication
archaic lol
written communication
Mobile phone, email,
Smoke signals & drums
simplex half-duplex duplex