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2 8981FS Instruction Manual

8981FS Digital Frame Synchronizer Module

8981FS module features include:

■

Provides user-selectable frame synchronization or ﬁxed signal delay.

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Supports 270 Mb Component serial digital input and output.

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10-bit signal processing assuring broadcast quality.

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Adjustable gain and offset of color and luma components.

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Module is hot swappable (can be removed and replaced while frame

power is on).

■

User settings are stored in non-volatile memory and are maintained

when power is cycled.

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Output timing/delay and gain/offset settings stored independently for

525 and 625 line operation.

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Provides automatic 525/625 line selection.

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Provides delay control signal to drive Grass Valley auto-tracking audio

delay DAs.

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When operating as a frame synchronizer, output timing is locked to ref-

erence input and adjustable in 37 ns steps over a full frame.

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Cleanly handles input signal hot switches by momentary freezes when

operating as a frame synchronizer.

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When operating in Fixed Delay mode, can provide up to one full frame

of output delay adjustable in 37 ns steps.

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Passes Horizontal and Vertical Interval ancillary data.

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Monitors its input signal for EDH (error detection and handling) errors

and inserts new EDH on its output signal.

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Provides user selectable blanking of vertical interval active line data (20

or 21 line in 525; or 24 lines ﬁeld 1, 25 lines ﬁeld 2 in 625).

■

Operates in 8900TN Series frames with network control to offer a GUI-

based conﬁguration and monitoring system (see

Remote Conﬁguration

and Monitoring on page 17

■

Can provide various freeze options for production applications that are

triggered by either a GPI (general-purpose interface) using a BNC con-

nector or by remote control via the 8900NET control system.

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