Sound-devices PIX 250i Bedienungsanleitung PDF herunterladen (Seite 19)

PIX 250i User Guide

Inputs & Outputs

The output video stream contains up to 16 tracks of embedded audio for SDI and 8 tracks for HDMI.

Timecode and record start and stop ﬂags are included on the SDI output.

Timecode overlay can be added to the HDMI and/or SDI output signal in

[Video - Video Output OSD]. The timecode overlay is displayed in various colors to indicate the cur-

rent transport state of the PIX 250i: White = Stopped, Red = Record, Green = Playback.

Audio Inputs

The PIX 250i can record up to 16 tracks from a variety of audio input sources:

Input Type Count Connector(s) Gain Details

Analog 2 1-2: XLR (LINE IN 1/2)

Off, -25

to 20 dB

Balanced, Line-level, XLR.

AES Digital 8 1-8: DB-25 (CH 1-8 AES IN/OUT)

Off, -25

to 50 dB

Selectable between AES or HDMI with Setup

Menu option [Audio - HDMI/AES Select]

HDMI Digital 8 1-8: HDMI Input

Off, -25

to 20 dB

Selectable between AES or HDMI with Setup

Menu option [Audio - HDMI/AES Select]

SDI Digital 16 1-16: SDI Input

Off, -25

to 20 dB

Analog Audio Inputs

The PIX 250i has two, high-performance, line-level analog audio inputs on XLR3-M connectors.

Digital Audio Inputs

The PIX 250i accepts digital audio from HDMI, SDI, and AES/EBU inputs. All audio is sampled at

48kHz.

AES3

The PIX 250i accepts AES3 (AES/EBU) digital signals with sampling rates from 32 kHz up to 192

kHz and bit depths up to 24-bits. AES3 inputs are sample rate converted to 48 kHz.

HDMI / SDI Embedded Audio

The PIX 250i accepts 8 channels of embedded digital audio on the HDMI Video Input or 16 channels

of digital audio on the SDI input.

Sample Rate Converters

All digital inputs have Sample Rate Converters. These help ensure synchronization of digital audio

from multiple sources.

Choosing Audio Sources

Audio Input Source is selected in the Audio Screen in the Source column. To setup an input:

1. Press AUDIO to access the Audio Screen. If the Source column is not visible, press AUDIO

again to reveal it.

2. Rotate the Control Knob to select the desired track.

3. Press the Control Knob to focus the highlighter on the selected track’s parameters. The high-

lighter will become orange and focus on a single column in the track.

4. Rotate the Control Knob to highlight the Source column.

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