68 Spyder 3 CL User's Manual
03-032-20008-00 DALSA
Notes:
•
When subtracting a digital value from the digital video signal
the output can no longer reach its maximum. Use the
ssg
command to correct for this where:
ssg value=
maxoutputvalue
maxoutputvalue‐ssbvalue
See the following section for details on the
ssg command.
Related Commands:
ssg
Example
ssb 0 25
Setting Digital System Gain
Purpose: Improves signal output swing after a background subtract. When
subtracting a digital value from the digital video signal, using the
ssb command, the output can no longer reach its maximum. Use
this command to correct for this where:
ssg value=
maxoutputvalue
maxoutputvalue‐ssbvalue
Syntax:
ssg t i
Syntax Elements:
t
Tap selection. Allowable range is 1 to 2, or 0 for all taps.
Gain setting. The gain ranges are 0 to 65535. The digital
video values are multiplied by this value where:
Use this command in conjunction with the
ssb command.
Related Commands:
ssb
Example:
ssg 1 15
DigitalGain=
4096
i