User`s manual

Spyder 3 GigE User’s Manual
DALSA 03-032-10158-09
79
Syntax Elements:
t
Tap selection. Allowable range is 1 to 2 depending on
camera model, or
0 for all taps.
i
Subtracted value in a range in DN from
0 to 4095.
Notes:
• When subtracting a digital value from the digital video signal
the output can no longer reach its maximum. Use the
97Hssg
command to correct for this where:
ssg value=
maxoutputvalue
maxoutputvalue‐ssbvalue
See the following section for details on the
98Hssg command.
Related Commands:
99Hssg
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
100Hssb command, the output can no longer reach its maximum. Use
this command to correct for this where:
ssg value=
maxoutputvalue
maxoutputvalue‐ssbvalue
Syntax:
ssg t i
Syntax Elements:
t
Tap selection. Allowable range is 1 to 2, or 0 for all taps.
i
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
101Hssb command.
Related Commands:
102Hssb
Example:
ssg 1 15
DigitalGain=
4096
i