18-06-2013, 04:27 PM
A PRESENTATION ON DOORDARSHAN FOR DOORDARSHAN KENDRA , RAIPUR
DOORDARSHAN.pptx (Size: 896.81 KB / Downloads: 75)
COMPANY PROFILE
DOORDARSHAN- Broadcasting Corporation of india.
Head Office : Shankar Nagar,Raipur.
Sr.Admin.Offiicer : Ms. M.S.Memon
Assistant : Mr. B.K.Mohapatra
Lib.Inf.asstt.: Mr. B.S Lalli
Jaipur Station Engineer : Sh. M .s . rao
Website: ddraipur.gov.in
INTRODUCTION
To Broadcasting
A process of sending information to a distant place is called Broadcasting.
Means of Broadcasting in India:
1. Terrestrial
2. Satellite
3. Internet
Both AIR & DD make use of both Terrestrial & satellite.
Broadcasting of DD chhattisgarh started in the year 2002.
Kendra telecasts programmes for 5 hrs.
In 1947, AIR was covering 2.5% & about 11% of land & population respectively.
1st T.V Station was established in Delhi in 1959
T.V was separated from AIR in 1976
COMPONENTS OF TV STUDIO
Camera
Lighting
Microphones
Vision mixer and Audio consoles
MSR
VTR
Acoustics
Post production and video effects
Supporting services like AC, UPS
VISION MIXER
A vision mixer (also called video switcher, video mixer or production switcher) is a device used to select between several different video sources and in some cases mix video sources together and add special effects.
It has many input sources such as cameras, VCR/ server, Graphics/Character Generators,etc.
Out of these input, any source can be taken as output.
Sources can be changed as cut to cut, dissolve, wipe and other special effects.
EARTH STATION
Earth Station is a very important part of satellite communication system for broadcasting of signals.
It is an uplink center from which the signals are fed to Satellite for distribution in a specified area covered by the Satellite.
The signal is up-linked from the Earth Station and received by many down link centers in TV broad casting via PDA.
Two Types: 1) Analog, 2) Digital
Digital Earth Stations are widely used because of various advantages over analog.
OB Van & DSNG
A typical OB Van is usually divided into 4 parts.
The first and largest part is the production area or sitting area for all directors & producers.
The second part of a van is for theᅠaudio engineer.
The 3rd part of the van is video tape