Upload
jun-tariman
View
1.462
Download
0
Embed Size (px)
DESCRIPTION
Citation preview
INTRODUCTION TO BROADCASTING
“Broadcast”
“Broadcast”
Distribution of audio and/or video signals which transmit programs to an audience.
To slide 14
“Broadcast” Originally used
by farmers in the USA in referring to the sowing of seeds by scattering over a wide field.
Broadcasting Systems Institutional Public
Address Low-Powered
(“Narrowcasting”) National Radio & TV Satellite Radio & TV Internet Channels
Broadcasting Systems
Transmits non-verbal messages and music within a school or a hospital.
Institutional Public Address
Low-Powered (“Narrowcasting”)
National Radio & TV Satellite Radio & TV Internet Channels
Broadcasting Systems
Transmits signal to a small area like community radio stations.
Low-Powered (“Narrowcasting”)
National Radio & TV Satellite Radio & TV Internet Channels
Broadcasting Systems
Has nationwide coverage using transmitter towers, satellite systems, and cable distribution.
National Radio & TV Satellite Radio & TV Internet Channels
Broadcasting Systems
Wider areas such as entire continents.
Satellite Radio & TV Internet Channels
Broadcasting Systems
Distribute text or streamed music worldwide.
Various audio-video streaming host sites: stickam.com, ustream.tv, justintv, etc.
Internet Channels
(Live Streaming)
Broadcasting Systems
Programs on-demand. It is hosted by several podcasting sites such as podomatic.com, soundcloud.com, etc.
Podcast players can be embedded in blogs and websites and can be linked in social networks.
Internet Channels
(Podcasting)
Principles of Broadcasting
Principles of Broadcasting
Principles of Broadcasting
To slide 3
Principles of Broadcasting
Principles of Broadcasting
Full cycle
Principles of Broadcasting
Principles of Broadcasting(Methods of Modulation)
Principles of Broadcasting(Methods of Modulation)
Frequency Spectrum
Broadcast Frequencies
AM Broadcast(300khz-3,000khz)
FM Radio & TV(30Mhz-300Mhz)
UHF TV Channels(300Mhz-3,000Mhz)
Broadcast FrequenciesFREQ. BAND FREQ. RANGE APPLICATION
Long Wave AM 148.5khz-283.5khz (LF) International Service
Medium Wave AM 530khz- 1710khz (MF) Commercial Service
Short Wave Band 3Mhz – 30Mhz (HF) Commercial Service
TV Band I (Ch.2 -6) 54Mhz – 88Mhz (VHF) Commercial Service
FM Radio Band II 88Mhz – 108Mhz (VHF) Commercial Service
TV Band III (Ch. 7 – 13) 174Mhz – 216Mhz (VHF)
Commercial Service
TV Bands IV & V (Ch. 14 – 69)
470Mhz – 806Mhz (UHF)
Commercial Service
Strengths of Broadcast Media
Impact: sight, sound motion “Theater of the mind”
Strengths of Broadcast Media
Emotion Maintains loyal audiences
Strengths of Broadcast Media
Personal and Intimatepresentation
Communication is direct and personal
Strengths of Broadcast Media
Immediacy Immediate
Strengths of Broadcast Media
Good builder of Reach Frequency builder
Strengths of Broadcast Media
Local and national Portable
Weaknesses of Broadcast Media
Crosses over to entertainment
Sound only
Weaknesses of Broadcast Media
Sensationalism Background (low attention)
Weaknesses of Broadcast Media
No time for accuracy Messages are short-lived
Weaknesses of Broadcast Media
Lacks of depth Low-reach
Requirements to Broadcast
It’s an authority
from the Phil.
government
issued to
companies that
use the
airwaves.
Requirements to Broadcast
Congressional FranchiseIt’s an authority
from the Phil.
government
issued to
companies that
use the
airwaves.
Requirements to Broadcast
Certificate of Public ConvenienceIt is issued by
the NTC to
show that a firm
is capable to
operate a
broadcasting
station or
network.
Requirements to Broadcast
Certificate of Public Convenience Audited Financial
Statements for the last 3 years
Economic Feasibility Study
Technical Feasibility Study
Permit to Purchase a Transmitter
Construction Permit