Audio Interfaces; Administrative Interface - Quantum Data 780B User Manual

780B Video Generator/Analyzer – User Guide
2.2

Audio interfaces

Table 2-2 below describes the audio interfaces supported on the 780B test instrument.
Table 2-2: 780B Audio Interfaces
Interface
HDMI (1) Output Type A
SPDIF - RCA
Optical – JIS FOS
HDMI (1) Input (Audio Return Channel) Type A
2.3

Administrative Interface

The 780B is equipped with a USB interface. This interface is used to download custom bitmaps and to upgrade
firmware and issue commands. The USB interface is a peripheral device. There are two modes:

COM - Command Mode. Used for sending commands to set the interface, select formats and patterns.

Disk - Mass Storage Mode. Used for downloading bitmaps, audio clips and upgrading firmware or
gateware.
December 1, 2014
Description
Single link HDMI output connector. Supports HDMI 1.4x:
Channels: 8.

Bits per sample: 16, 20, 24.

Sampling rates (kHz): 32.0, 44.1, 48.0, 88.2, 96.0, 176.4, 192.0.

Formats: LPCM, Dolby Digital (clips), DTS (clips)

SPDIF RCA audio connector:
Channels: 8 (clips)

 Bits per sample: 16, 20, 24.
Sampling rates (kHz): 32.0, 44.1, 48.0, 96.0

 Formats: LPCM, Dolby Digital (clips), DTS (clips)
Optical audio connector:
Channels: 8 (clips)

 Bits per sample: 16, 20, 24.
Sampling rates (kHz): 32.0, 44.1, 48.0

 Formats: LPCM, Dolby Digital (clips), DTS (clips)
HDMI ARC SPDIF:
 Channels: 8 (clips)
Bits per sample: 16, 20, 24.

Sampling rates (kHz): 32.0, 44.1, 48.0, 96.0

Formats: LPCM, Dolby Digital (clips), DTS (clips)

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