history exam Flashcards
who picked up German radio signals during the First World War
Ted Rogers senior
who was the inventor of the household A/c cable
Ted Rogers sr invented it at 25 it was the first alternating current radio tube that allowed power through an ordinary household circuit
what was the name of ted rogers station
CFRB ( canadas first. Rogers Bateryless)
who was granted the first tv license in Canada and when
in 1931 ted rogers sr was granted the first tv license and helped with the colour tv expansion
Chatham Kents country station call letters
CFCO-AM has rebroadcasting transmitter
what is sarnias the fox’s call letters
CFGX-fm no rebroadcasting transmitter
who invented the telegraph
Samuel morse
who was the Feist to transmit voice
Alexander gram bell
whaT WAS Emile Berliners invention
carbon microphone, gramophone, wax discs
who invented the wireless telegraph
giggly elmo gigullemo marconi
who had the first trans Atlantic broadcast
marconi had the first with transmitting an s in morse code from Newfoundland to England
what did Thomas Edison invent
he invented the phonograph and used tin cylinders to record onto
who is the father of radio?
lee deforest
what was lee deforests invention
odeon tube
what does CFCF stand for
Canadas first, canadas finest
what did David Sarnoff do?
was a wireless room operator credited for being on air
who had the first sponsored broadcast
WEAF