Panasonic WJ-MX50A - Basic Operation-4: Downstream Key

E. Basic Operation-4
Downstream Key
The following instructions detail the Downstream Key block.
This function is mainly used for superimposing the
characters or letters as for a telopper. The optional Character
Generator WJ-KB30, WJ-KB50 can be used for this purpose.
e Set the Low Level Key Control (53) to the end low
position and the High Level Key Control (52) to the top
high position
e Turn the Mix/wipe Lever (99) to the B-bus position.
е Select and press either the MATTE Button (47) or the
WHITE Button (48) as a Key-Fill signal. The Key-Fiil
signal will be filled on the key signal. When the MATTE
Button (47) is pressed, the choice of desired color is
available from the MATTE GENERATOR.
е Press the EXT. CAMERA Button (46) as a Key Signal.
(or A-Button (45) or B-Button (51) can be selected)
e Press the ON Button (44). The Fill color will then be
displayed.
e Adjust the Low Level Key Control (53) to obtain the
clear edge key image. Similarly adjust the High Level
Key Control (52) as necessary.
Example of using the title card option.
In case the title is written with white letters on the black
card, adjust the Low Level Key Control (53) to obtain a clear
edge key image.
Panasonic
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In case the title is written with black letters on the white
card, adjust the High Level Key Control (54) to obtain a clear
edge key image.
Notes:
1. When the optional Character Generator WJ-KB30/WJ-
КВ5О is used for a key source, set both the KEY LEVEL
Controls (52) (53) to the low end position.
2. If the EXT. CAMERA signal is a jittery, as in the case of
a VTR playback signal, this could cause a disturbance
in synchronization.
3. The B/W camera can not be used for the external cam-
era.
е When the REVERSE Button (50) is pressed, the keyed-
image and the background image will reverse the
settings.
Normal
Reversed
e When the EDGE Button (49) is pressed, two types
(shadow, border) and five kinds of edges are available
by pressing this button repeatedly.
Normal Narrow Border Wide Border
Narrow Shadow Wide Shadow Drop Shadow
+ 17 9 i\ +
Notes :
1. When the Key image is white, the color on the
edge of the threshold can be set to any one of 9
colors, solid or graded by pressing the Matte Color
Selector (13) and the Gradation Button (12) to the
desired color.
2. When the Matte Colored key image is used, the
edge color if displayed at all is always black.