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The menu windows in the TV Settings > ATV menu are used to enter settings for the ADTV
coder with analog TV.

The TV Settings > ATV menu branches to the following menu windows and menu paths:

– Common: Used to enter basic settings for signal processing
– Vision menu path: Used to set parameters for video signal processing in the ADTV cod-

er

– Sound menu path: Used to set parameters for audio signal processing in the ADTV cod-

er

TV Standard

Used to select the ATV standard

IRT-NICAM

Setting: IRT or NICAM (for standards B|G, D|K, I, I1)
– IRT: Second sound subcarrier is frequency-modulated
– NICAM: Second sound subcarrier is modulated according to the 

NICAM specification

NICAM Mode

Used to select the NICAM mode (for standards B|G, D|K, I, I1):
– Coder: AF signal feed of AF1 and AF2 via the inputs AUDIO 1 and 

AUDIO 2 as well as coding and modulation in the transmitter

– Modulator: Signal feed as NICAM 728 data stream via the digital input 

NICAM DATA

NICAM Rolloff

Used to set the NICAM rolloff (for standards B|G, D|K, I, I1):
– Auto: NICAM rolloff is automatically set according to the selected TV 

standard and in compliance with the NICAM specifications (recom-
mended setting !)

– 40% / 100%: Manual setting of the NICAM rolloff

Sound Select

Used to select the number of sound subcarriers (for standards B|G, D|K, 
I, I1, M1):
– Single Carrier: One sound subcarrier
– Dual Carrier: Two sound subcarriers