4 ntsc standard, 1 analog audio std, 2 audio delay (ms) – AJA FS1 Version 2.2.0.47 User Manual
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3.4 NTSC Standard
This parameter selects the NTSC video standard.
4.1 Analog Audio Std
This parameter sets the analog audio input and output level of the FS1 with
reference to full scale digital, from consumer levels (+12 dBu) all the way to
professional (+24 dBu).
Note:
Audio levels are discussed at the end of Chapter 3 (FS1 Audio Level Choices—
Pro or Consumer).
4.2 Audio Delay (mS)
This parameter allows you to adjust the delay to compensate for video timing issues
(delay/latency). Pressing the Adjust buttons changes the delay from -16 to 256 ms
(the default is zero delay).
Note:
If parameter 4.5 Audio Follow Video is set to On, then the Audio Delay
selection is independently kept for each separate input: SDI 1, SDI 2, Composite, S-
Video, and Component. If Audio Follow Video is set to Off, then another Audio Delay
selection is used.
3.4 NTSC Standard
Description of Choices
Parameter Adjustments:
NTSC
(Default)
NTSC Japan
Select NTSC for North America NTSC standard.
Select NTSC Japan for Japan’s NTSC standard.
4.1 Analog Audio Std
Description of Choices
Parameter Adjustments:
+24 dBu
(Default)
+18 dBu
+15 dBu
+12 dBu
Select +24 dBu as the expected analog audio level.
Select +18 dBu as the expected analog audio level.
Select +15 dBu as the expected analog audio level.
Select +12 dBu as the expected analog audio level.
Maximum amplitude (0 dBFS)
4.2 Audio Delay (mS)
Description of Choices
Parameter Adjustments:
Variable
Adjustment range increments from -16 to 256ms.
Default = 0 (synchronized to Video Out).