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| OFFICIAL
Standards |
BROADCAST | Telephone
TV Radio
Cable Internet |
|
TELEPHONE |
Year |
. |
TELEVISION |
Year |
. |
RADIO |
Year |
| WIRED | Year |
. |
Cathode
Ray tube |
1897 |
. |
Spark |
1895 |
| Undersea
telegraph cable |
1850 |
. |
TV
transmission |
1927 |
. |
AM |
1906 |
| Alexander
Graham Bell invents |
1877 |
. |
B&W
TV |
40 |
. |
Station
letter codes |
12 |
| operator
assisted |
1878 |
. |
FCC
auctions 13 channels |
45 |
. |
360m
wavelegth |
12 |
| Pay
Phone -GB |
1910 |
. |
Cable
TV |
48 |
. |
Shortwave |
21 |
| Phone
Booth -GB |
20 |
. |
VHF (very high) |
50 |
. |
400m
wavelength |
22 |
| 3
- 7 #s |
40 |
. |
UHF
(ultra high) |
52 |
. |
First
Commercial |
22 |
| dialtone |
45 |
. |
SHF
(super high) |
52 |
. |
AC
Nielsen ratings |
23 |
| 3
Letters + 4#s |
45 |
. |
Color
TV |
54 |
. |
Crossley
radio ad ratings |
30 |
| 2
Letters + 5#s |
47 |
. |
HighDef
TV low |
96 |
. |
FM |
33 |
| 7#s |
48 |
. |
HighDef
TV high |
96 |
. |
CB
/ Ham |
43 |
| area
code +7#s |
48 |
. |
Satelite
SDTV |
96 |
. |
FCC
fed comun comish |
44 |
| 411
-directory assist |
50 |
. |
TIVO |
. |
. |
Marine
band |
? |
| 1+AC+7#s |
60 |
. |
End
of Analog TV |
2009 |
. |
Aircraft
band |
? |
| touchtone
phone |
63 |
. |
. |
. |
. |
. |
. |
| touchtone
* and # |
68 |
. |
TV
NETWORKs |
Year |
. |
Digital
Satelite |
2000 |
| 911
- Emergency |
68 |
. |
. |
1900 |
. |
Sirius |
1990 |
| Fiberoptic |
1970 |
. |
BBC |
36 |
. |
XM |
1988 |
| 711
- hearing impared |
74 |
. |
DuMont |
44 |
. |
. |
. |
| 800#s |
80 |
. |
NBC |
45 |
. |
Radio
NETWORKs |
Year |
| Caller
ID |
88 |
. |
CBS |
45 |
. |
. |
1900 |
| 888#s |
90 |
. |
ABC |
48 |
. |
NBC |
26 |
| 311
- minor emergency |
96 |
. |
FOX |
86 |
. |
CBS |
29 |
| 211
- local info |
97 |
. |
. |
. |
. |
BBC |
? |
| 511
- traffic |
2002 |
. |
CABLE |
. |
. |
DuMont |
44 |
| 611
- repair |
. |
. |
Community
Antenna TV |
1950 |
. |
. |
. |
| Caller
ID |
88 |
. |
FCC
-Local Origination |
65 |
. |
. |
. |
| WIRELESS | Year |
. |
FCC
-Public Access |
66 |
. |
. |
. |
| GSM
bands |
83 |
. |
FCC
-Public Access |
69 |
. |
INTERNET |
. |
| Portable |
. |
. |
TV
deRegulation |
72 |
. |
IPTV |
94 |
| Cell
Phone |
89 |
. |
HBO |
72 |
. |
. |
. |
| analog |
. |
. |
Showtime |
76 |
. |
. |
. |
| digital |
. |
. |
ESPN |
79 |
. |
. |
. |
| text
message |
93 |
. |
CNN |
80 |
. |
. |
. |
| PCS
bands |
94 |
. |
Cinemax |
80 |
. |
. |
. |
| internet |
. |
. |
QVC |
86 |
. |
. |
. |
| picture |
. |
. |
DIRECTV |
90 |
. |
. |
. |
| Satelite |
. |
. |
DISH
Network |
96 |
. |
. |
. |
| Pay-PHONE
charges |
. |
. |
BBC
America |
98 |
. |
. |
. |
| $0.50 |
2000 |
. |
. |
. |
. |
. |
. |
| . |
. |
. |
. |
. |
. |
. |
. |
| TELEPHONE |
Year |
. |
TELEVISION |
Year |
. |
RADIO |
Year |
| .OFFICIAL
Standards |
Standards: |
Systems: |
|
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