Canon XF105 XF100 / XF105 Instruction Manual - Page 55
Manual Gain Control
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Gain Manual Gain Control You can manually adjust the gain of the 3 preset gain levels (L: low, M: middle, H: high). Each level can be set independently. You can also fine-tune the gain in 0.5 dB increments. Assigning Gain Values You can assign separate gain values to the L, M and H preset levels. Then, you can activate the desired gain level using the GAIN button. 55 [l Camera Setup] [Gain] 1 Open the [Gain] submenu. [l Camera Setup] [Gain] 2 Select [L], [M] or [H] and then press SET. 3 Select the desired gain level. • To fine-tune the gain, select [Fine Tuning] and then select the desired gain level. • Repeat steps 2 and 3 to set other preset levels, as necessary. [L 0.0 dB] [M 6.0 dB] [H 12.0 dB] Available Gain Levels Setting Description -6.0 dB, -3.0 dB For the lowest noise recording when recording indoor, low-light or low-contrast scenes. 0.0 dB For lifelike night scenes or scenes under artificial lighting. 3.0 dB, 6.0 dB, 12.0 dB, 18.0 dB, 24.0 dB, 33.0 dB Increases the brightness in indoor or low-light scenes that are especially dark. [Fine Tuning] (0.0 to 24.0 dB) Select [Fine Tuning] to adjust the gain in 0.5 dB increments. Applying the Assigned Gain Level Press the GAIN button. • Each time you press the button, the gain will change in the following sequence: AGC L M H. The camcorder's gain level will change accordingly. Exposure Bar I.AF A5000 K F1.8 L0. 0 dB 1/60 Exposure bar 00 00 00 00 CH1/CH2 CH1 -dB 40 30 20 10 0 CH2 When the gain and aperture are set to manual and the shutter speed is not set to auto, the exposure bar will appear on the screen. The exposure bar indicates the approximate exposure adjustment within a range of ±2 EV. Beyond this range, the indicator will flash. NOTES • When you select high gain levels, the picture may flicker slightly. The 33.0 dB gain level in particular, allows you to shoot video with a higher sensitivity but is more prone to the appearance of noise and artifacts (white dots, vertical streaks or blocking). • You can use the [J Other Functions] [Custom Function] [Shockless Gain] setting (0 107) for a smooth transition when changing the gain.