4 digital audio specifications, 1 110 ohm balanced routers, 2 75 ohm unbalanced routers – Nevion VikinX Sublime series Rev.W User Manual

Page 8

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VikinX Sublime Digital Audio Routers

Rev. W


nevion.com | 8

Ethernet port:

10/100BaseT Ethernet bus for external router control.

Connector:

RJ45.

Synchronization

1

:

-

Analog Black&Burst, looped. Both PAL and NTSC
supported.

-

Tri-Level, Looped. For HD signal formats only.

-

Distribution of synchronization signals between
several routers.

Connector(s):

BNC.

Optional Features:
Control Panel:

-

Optional, built-in control panel available.

-

External control panels available.

2.4 Digital Audio specifications

Reference inputs1:
Number of inputs:

1.

Connector:

75 ohm BNC female, loop-thru.

Return loss:

>40dB (100 kHz

– 5 MHz);

>35dB (5-10 MHz).

Signal format:

NTSC or PAL Black&Burst.

Signal level:

Nominal 1.0Vp-p.

Field selectivity:

Field 1.

Timing range:

-

PAL: within clock-intervals (27MHz) 565

– 835

in line 6

-

NTSC: within clock-intervals (27MHz) 565

– 835

in line 10.

2.4.1 110 ohm balanced routers

Supported formats:
Broadcast:

-

AES3 Balanced Digital Audio

-

LTC time code.

Electrical signal specifications:
Connector:

DB25 female.

Input Impedance:

110 ohm ±20%.

Output impedance:

110 ohm ±20%.

Input level tolerance:

200mVpp to 7Vpp.

Output level:

2Vpp < Vo < 7Vpp.

Output jitter:

< 0.025UI.

2.4.2 75 ohm unbalanced routers

Supported formats:
Broadcast:

-

AES Unbalanced Digital Audio

-

LTC time code.

Electrical signal specifications:
Connector:

75 ohm BNC female.

Input Impedance:

75 ohm nominal.

Output impedance:

75 ohm nominal.

Input level tolerance:

200mVpp to 7Vpp.

Output level:

2Vpp < Vo < 7Vpp.

Output jitter:

< 0.025UI.

1

Synchronization of an audio router is not necessary, but an available feature for users who intend to switch this router

synchronized to video, using video synchronization signals.

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