Gain Selector; Gain; Gain Raw; Gain Auto - JAI SP-5000M-CXP2 User Manual

Note2: If Analog Base Gain is set at 0dB and Digital Gain is used at high gain setting, the
video level may be unstable and fluctuating approx. 5%. In this case, it is suggested
to set the analog base gain at +6dB or +12dB.
The above drawing shows the relation among gain setting value (command), gain amplitude,
and dB indication. For example, the gain amplitude "x 3.16" equals 10dB.
8.2.1

Gain Selector

The following parameters can be set.
SP-5000M-CXP2: DigitalAll
SP-5000C-CXP2: DigitalAll/Digital Red All/Digital Blue All
8.2.2

Gain

This is the reference value upon which gain adjustments are based. The operational adjustment is
done in Gain Raw.
SP-5000M-CXP2: DigitalAll：1～16 (0dB to +24dB)
SP-5000C-CXP2: DigitalAll：1～16 (0dB to +24dB)
8.2.3

Gain Raw

The gain raw can be adjusted in the following range.
SP-5000M-CXP2: DigitalAll：100～1600
SP-5000C-CXP2: DigitalAll：100～1600
8.2.4

Gain Auto

This function automatically controls the gain level.
This is controlled by the command JAI ALC Reference.
There are three modes.
SP-5000M-CXP2 / SP-5000C-CXP2
Gain
Setting
Value
Master
1600
0
Fig.29 Gain control
Digital Red All：0.4466～5.6235
Digital Blue All：0.4466～5.6235
Digital Red All/Digital Blue All：-45～379
- 52 -
Gain
Gain Control Range for Bayer Color
Magnification
Master
39dB
X89.12
24dB
X16
X7.15
15dB
X5.62
X1
0dB
X0.45
-7dB
Gain Setting Value
(Magnification)
R&B
Red
Blue
37846 (X5.62)
15dB
0dB
0 (X1)
-7dB
-4523 (X0.45)
37846 (X5.62)
15dB
0dB
0 (X1)
-7dB
-4523 (X0.45)