Справочник Пользователя для Rohde & Schwarz Inc SLV8000

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- 4.15 -

E-2

1. Select TV Settings > ATV > Vision > White Control.

The White Control window opens.

2. Make the required settings:

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

FM Input

Setting: AF 1 or BTSC (for standards M, N)
– AF 1: MONO audio mode, signal feed via input AUDIO 1
– BTSC: BTSC audio mode, signal feed via input BTSC

Automatic

Switches white control on or off.

Testline

Selects the test line for the white pulse.
The test line can be in the first or second field.

Gain Source

Selection of the source for fixed video gain in case offailure of the white 
pulse with white control simultaneously switched on. 
The options are as follows:
– MANUAL: For the gain, the manual settings under Manual Gain apply.
– MEMORY: The gain uses the most recently saved value for white 

control.

Manual Gain

Manual setting of the video gain
The value which is set is the gain of the actuator as a percentage 
referred to gain 1.