Test 1 Flashcards
Cable/satellite/telco subscriptions make up how many households
99.4 million
How many people have DVRs
50% of cable subscribers
How many households have broadband
67%
How many Americans have smartphones
80%
Big four networks
ABC
CBS
NBC
FOX
How many radio stations are here
14,000 stations
How many hours of programming per year comes from radio
122 million hours
How many tv stations are there
1700 stations
How many commercial tv networks are there and what is their reach
12 networks reaching over half of American households
How many unique cable networks
300+
How many cable systems are there
6100
How many satellite systems are there
2 tv and 1 radio
What is sling tv
Small channels delivered via Internet
Telegraph- who and when
Samuel fb morse
1844
Opened up instant communication over great distances
Used in wartime by government and newspapers
Telegraph
Telephone- who and when
Alexander graham bell
1876
How does the telephone work
Converts sound waves into electronic signal and back into sound waves
Wireless telegraph- who and when
Guglielmo Marconi
1896
What did wireless telegraph provide
Ship to shore communication for British navy