Communication device
technology for conveying meaning, usually across distance
Popham panel
AH-G10
Amazon Glow
Acoustic coupler
radio receiver
OPALS
transmitter
terminal equipment
repeater
mobile earth station
BORSCHT
DMS-100
Electra
end instrument
modem
modem
antenna tuner
SLOT buoy
telephone switchboard
Nortel Meridian
radio device
Room 641A
Trans Canada Microwave
pager
transceiver