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Datavideo TBC-7000 Instruction Manual page 3

Dual layer chroma key and time base corrector

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Back Panel Controls:
Back Panel Controls:
1. Background Video Input:
1. Background Video Input:
The video source for the background video onto
The video source for the background video onto
the lower layer video.
the lower layer video.
2. Camera Video Input:
2. Camera Video Input:
The video source with key color background to be
The video source with key color background to be
inserted between the background and foreground
inserted between the background and foreground
video sources.
video sources.
3. Foreground Video Input:
3. Foreground Video Input:
The video source with key color to be put over
The video source with key color to be put over
the top layer of camera and background videos.
the top layer of camera and background videos.
Front Panel Controls:
Front Panel Controls:
1. POWER ON/OFF SWITCH
1. POWER ON/OFF SWITCH
Turns main power to TBC-7000 on and off.
2. SOURCE SWITCHES
2. SOURCE SWITCHES
Switch on and off the three input sources:
Switch on and off the
foreground, background and camera video
Input.
With the chroma key effect, a 'video hole'
determined by the color settings for source one
will be cut and filled with video from source two
and then overlaid onto the third video
Background layer.
3. COLOR PROCESSOR SWITCHES
Selects one of three source channels 1, 2 or 3 t
adjust the level of color, contrast, brightness,etc.
The source LED will light up when a source is
selected.
4. CHROMA KEY SWITCH Press this key to activate
4. CHROMA KEY SWITCH
the "Chroma Key" Effect.
the "Chroma Key" Effect.
5. COLOR SWITCHES (+ and -) select the key color
5. COLOR SWITCHES
from 16 colors.
from 16 colors.
6. LEVEL SWITCHES (+ and -) adjust the key level from
6. LEVEL SWITCHES
(+ and -) adjust the key level from
15 step level.
15 step level.
Note: To calibrate a chroma key effect, please
Note: To calibrate a chroma key effect, please
select the color you wish to key out then adjust the
select the color you wish to key out then adjust the
chroma key level to optimize removing the key
chroma key level to optimize removing the key
color.
color.
R R
Press this key to activate
(+ and -) select the key color
4. Video Output A:
4. Video Output A:
Composite and S(Y/C) video output jacks with
Composite and S(Y/C) video output jacks with
key effects. Connect to VCR or VDR (Video
key effects. Connect to VCR or VDR (Video
Disk Recorder such as Datavideo's VDR-3000 or
Disk Recorder such as Datavideo's VDR-3000 or
MP-3000).
MP-3000).
5. Video Output B:
5. Video Output B:
Composite and S(Y/C) video output jacks with
Composite and S(Y/C) video output jacks with
key effects. Connect to TV/Monitor for
key effects. Connect to TV/Monitor for
monitoring.
monitoring.
6. DC 9V 12W power input jack.
6. DC 9V 12W power input jack.
7. PATTERN SWITCH
7. PATTERN SWITCH
The TBC-7000 can generate two types of color
bar test patterns. To generate a test pattern, press
The "Pattern" switch. The pattern-A 8 color bar will
be shown on the video display. To generate
Pattern-B, press the Pattern switch again to select
pattern-B 16 color bar. Press the pattern switch
again to remove the pattern.
8. STILL SWITCH Pressing this switch "freezes" the
source video image.
9. BYPASS SWITCH Pressing this switch bypasses
o
all color processing adjustments made to the
source video image.
10. COLOR SWITCHES (+ and -) adjust the Chroma
level of the source video.
11. CONTRAST SWITCHES (+ and -) adjust the
Luminance level of the source video.
12. BRIGHTNESS SWITCHES (+ and -) adjust the
12. BRIGHTNESS SWITCHES
Black level of the source video.
13. TINT SWITCHES (
13. TINT SWITCHES (+ and -) adjust the Chroma Tint
of the source video. (active only with the NTSC
video system).
Note: The LED level indicators will light up as you
make adjustments to key color, key level, color,
contrast, brightness, and tint. These LEDs will go out
in a few seconds after you have finished making
adjustments.
TBC-7000
TBC-7000

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