compatibility
Post on 08-Sep-2014
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PRINCIPLES OFCOMMUNICATION
SYSTEM
COMPATIBILITY &
REVERSE COMPABILITY
Presented By- Manjiri R.Kharat (T.Y.I.E)
WHAT IS TELEVISION COMPATIBILITY ?
The ability of monochrome TV receiver to produce a black and white picture from the color television on signal without any modification of of the receiver circuit.
COLOUR
TV TRANSMITTER
MONOCHROME TV
RECEIVER
BLACK AND
WHITE
COMPATIBILITY
WHAT IS REVERSE COMPATIBILITY ?
The ability of a colour TV receiver to produce black and white picture from thenormal monochrome signal without any modification in the receiver curcuit.
MONOCHROME
TV
BLACK AND
WHITE
COLOUR TV
RECEIVERTRANSMITTER
REVERSE COMPABILITY
WHAT IS REQUIRED FOR
COMPLETE COMPABILITY?
REQUIRMENTS
7MHZ standard T.V channel Video bandwidth of 5.5MHZ Same line & frame synchronizing pulses Same spacing of 5.5 MHZ
THANK YOU
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