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Port a and b digital audio networking – Allen&Heath iDR-16 User Manual

Page 8

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iDR MixRack Getting Started Guide

8

AP7445 iss.4

Port A and B digital audio networking

All iLive MixRacks provide two audio networking ports. These are Port A and Port B. Both can handle up
to 64 channels of bi-directional 24-bit audio with 48kHz sampling rate. Port A is typically used as the
Surface to MixRack link transporting mix position local audio to and from the MixRack, and is fixed as
ACE™ for these MixRack models. Port B is an option slot able to accept one of several cards available
from Allen & Heath. Refer to the Allen & Heath web site for more information on the options available as
more are added as new standards become established.

Control network

3 port Ethernet

switch. Connect laptops, wireless
router, link iLive networks, connect
external TCP/IP networks, or link to an

iLive Surface that does not have an

ACE™ port. Control only, no audio.

Port A

ACE™ port to link audio and control

between the MixRack and

Surface

. Network

control is internally bridged via ACE™ allowing
a single CAT5 cable to be used (separate

Network cable is not needed).

Port A is also used when connecting a Slave
MixRack to a Master in

Dual-Rack

mode to

expand the system to 128 input channels.

Note 1:

CH1-32 and 63/64 are reserved for

Surface audio sockets, headphones and
talkback. If you connect to a modular iLive
Surface then you can use ACE™ CH33-62 to
patch outputs to an MMO option card fitted to
that Surface RAB2 Port B.

EtherSound

Industry standard audio

network able to handle complex routing.

MADI Industry standard commonly found in
recording and broadcast systems. Allows

many options to network signals to multiple
devices. Can work with external word clock.

MMO Provides several popular digital formats:

ADAT, Aviom™, Hearbus™, and links to Allen &
Heath iDR Series mix processors and output
expanders.

Port B option slot

Capable of 64 channel bi-

directional digital audio transmission at the iLive
sampling rate of 48kHz. Fit none or one of the option
cards available from Allen & Heath. Use for:

Digital mic splitter

to link multiple MixRacks in

FOH/Monitor/Recording/Broadcast systems,

xDR-16 expander

to increase the number of input and

output sockets and allow distributed audio.

Dual-Rack input expander

to link two MixRacks to

expand the number of inputs feeding the mix to 128.

Networking audio

between iLive systems, mix and

broadcast equipment using popular industry
standards such as Dante, MADI or EtherSound.

Multitrack recording

using various popular formats,

Sending signals to personal monitor systems

such

as Aviom™ and Hearback™,

Linking to Allen & Heath IDR products

including

iDR-8, iDR-4, and iDR output expanders.

iLive signals can be patched to Port B channels using
the

OUTPUTS

screen.

If you are linking two MixRacks, for example to digitally
split the mic inputs from one to both racks, then set
the ‘Slave’ rack to sync off the ‘Master via Port B’. Set
this using the

MIXER SETUP / Mixer Pref / Audio

Networks

screen audio clock source option.

ACE™

Proprietary Allen & Heath 64 channel bi-

directional point-to-point audio link, the most
affordable and popular option for linking and
expanding iLive systems.

Dante

Ethernet based networking that can connect

multiple devices using standard Gigabit switches and
record direct to PC or Mac.

Waves

Connect to a SoundGrid server to run

popular low latency plug-ins or to a PC for multitrack
recording.

This manual is related to the following products: