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AN-16/o v.4 Output Module

AN-16/o v.4
Output Module
The AN-16/o v.4 provides 16 channels of mic- or line-level outputs from a Pro16® system.
AN-16/o v.4 Output Module
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AN-16/o v.4 Output Module
AN-16/o v.4 Output Module
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  • 16 balanced mic- or line-level outputs
  • Four-position output level switch per channel pair
  • +24, +18, and +4dBu line-level, or mic-level outputs
  • Converts A-Net digital stream to 16 analog audio channels
  • 48kHz, 24-bit D/A converters
  • Unlimited splits and digital copies
  • Optional AN-16SBR System Bridge combines up to 4 A-Net streams onto one cable
  • Cat-5e cable runs up to 500 feet (150 meters) between devices
The AN-16/o v.4 Output Module is a 1U rack-mount 16-channel digital-to-analog converter for Pro16® digital snake and audio distribution systems. Digital audio transmitted to the AN-16/o v.4 via Aviom's A-Net® Pro16 digital audio transmission protocol is converted to analog using 24-bit, 48kHz converters. Sixteen balanced outputs are provided on the rear panel via DB25 multipin connectors. The analog outputs can be set (per channel pair) to +24dBu, +18dBu, +4dBu, or mic level.
Audio Outputs 16 channels, balanced
Outputs DB25 multipin connectors (2); Tascam® analog audio pinout
Impedance balanced output for mic, +4dBu, and +18dBu; differential output for +24dBu
D/A Conversion 48kHz sample rate, 24 bit
Frequency Response 4Hz-22kHz
A-Net Input/Output one EtherCon Category 5 (RJ45 connector)
A-Net Expansion one EtherCon Category 5 (RJ45 connector)
Output Level Settings Four-position switch, per channel pair; +24dBu, +18dBu, +4dBu, and Mic
Channel LED Indicators Signal Present and Clip, per channel
Metering LEDs; green: Signal Present; red: Clip; per channel
Maximum Output Level +24dBu
Output Impedance 226 ohms (+18dBu, +24dBu); 100 ohms (+4dBu and mic)
Freq. Response 4Hz-22kHz +0.2dB/-3dB
THD +N < 0.004%
Crosstalk -90dB
Bit Error Rate (BER) 10(-12)
Signal to Noise (unweighted) 92dB typical, A/D to D/A
Measured from AN-16/i to AN-16/o v.4 Output Module
Digital Connections A-Net In: 1; A-Net Out: 1; A-Net Expansion: 1;
Neutrik EtherCon connectors
A-Net Pro16

A-Net Expansion combines two A-Net streams (32 channels of audio) onto one Cat-5e cable;
uses unshielded Cat-5e UTP (or better) cable

Latency <0.620 msec (measured from analog input to analog output)
Power Supply
      Input Voltage
      Output Voltage
      Plug Size
External, DC, universal switching type
100-240 volts, 50/60Hz, 30VA
24 VDC, 0.5 amp
2 mm
Power 24 VDC, 500mA
Dimensions 19" (482.6 mm) wide x 5.75" (146 mm) deep;
1U high
Weight 6.8 lbs. (3.08 kg)
Options AN-16SBR System Bridge; used to combine up to four A-Net streams for transmission over one Cat-5e cable

16x16 Pro16 Distribution Over Fiber
16x16 Pro16 Distribution Over Fiber
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Using third-party media converters, a pair of Pro16 input modules each transmits 16 channels to a pair of AN-16/o Output Modules over single- or multi-mode fiber. Sixteen channels are transmitted in each direction for a 16x16 configuration.

The AN-16/i line-level input module is shown in the diagram, but the AN-16/i-M Mic Input Module can be substituted to move mic-level signals.

Digital splits can be created by simply connecting additional output modules with a Cat-5e cable.

Line Drawing: PDF | DWG

48x16 Pro16 Digital Snake
48x16 Pro16 Digital Snake
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Forty-eight channels of mic/line inputs on stage are connected to three AN-16/i-M Mic Input Modules. All 48 channels are transported via A-Net using a single Cat-5e cable to FOH, where three AN-16/o Output Modules convert the digital audio to analog for connection to the mixing console.

Sixteen channels of return lines from FOH travel over the same Cat-5e cable by incorporating a digital console card and an AN-16/o Output Module.

The AN- 16SBR System Bridge is used to combine the A-Net streams from four devices onto a single Cat-5e cable.

An AN-16/i Input Module can be substituted for return lines from an analog console.

Line Drawing: PDF | DWG

32x16 Pro16 Digital Snake with Monitor System
32x16 Pro16 Digital Snake with Monitor System
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This system adds a Pro16 Monitor Mixing System to the 32x16 Pro16 Digital Snake to combine plug-and-play signal transport with the industry standard for personal mixing, all onto a single Cat-5e cable.

The console in this example is fitted with two Y1 A-Net Cards, which send 16 channels of monitor content and up to 16 channels of returns back to the stage. AN-16/i Input Modules can be substituted for returns from an analog console.

Line Drawing: PDF | DWG

8-Channel Conference System
8-Channel Conference System
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Up to 8 conference mics are connected to an AV-M8 Input Module. Audio signals are converted to digital and are output as A-Net data. A-Net from the input module connects to an AN-16/o Output Module in the equipment room using Cat-5e cable.

Individual analog line-level audio channels from the AN-16/o connect to a DSP device for processing. The output from the DSP feeds a power amp which sends the processed audio to ceiling speakers.

Line Drawing: PDF | DWG

16-Channel Conference System
16-Channel Conference System
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Two AV-M8 input modules are cascaded via the built-in ADAT® digital connection to create a single 16-channel A-Net stream. Up to 8 conference mics can be connected to each AV-M8 input module. Additional audio from line-level sources such as a CD or DVD player, computer, video system can also be connected to the AV-M8; it has built-in pads available on channels 1-2 for just this purpose.

The two AV-M8 modules in this system are connected digitally to create a single 16-channel A-Net stream. A single Cat-5e cable from the AV-M8 connects to an AN-16/o Output Module in the equipment room. The line-level audio outputs from the AN-16/o connect to a DSP processor. The output from the DSP feeds a power amp that sends the processed audio to ceiling speakers.

An optional RS-232 remote control can be added to the DSP device.

Line Drawing: PDF | DWG

32x16 Pro16 Digital Snake
32x16 Pro16 Digital Snake
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With the addition of a pair of AN-16SBR System Bridges to the system, 32 inputs from stage and 16 returns from FOH are transported up to 500ft/150m on a single Cat-5e cable.

Lossless splits to secondary output locations, such as a recording rig, can be added by simply connecting additional output modules as needed.

Line Drawing: PDF | DWG

16x16 Pro16 Digital Snake
16x16 Pro16 Digital Snake
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This basic Pro16 snake uses the A-Net Expansion jacks to combine two 16-channel streams (one for sends and one for returns) onto a single Cat-5 cable, up to 500 feet (150m) in length.

By adding an A-Net Distributor and Personal Mixers, return channels can also be used for a Pro16 Monitor Mixing System.

Line Drawing: PDF | DWG

16 Channels of A-Net Over Fiber
16 Channels of A-Net Over Fiber
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Well suited for broadcast productions, this system illustrates how to transfer 16 channels of audio over fiber from a venue to a remote location, such as a production truck.

Analog line-level inputs are shown, but the AN-16/i-M Mic Input Module can be substituted if mic-level inputs are required for an application.

Line Drawing: PDF | DWG

Getting Audio Out of a Pro16 System

Once a signal is converted A-Net, any compatible Pro16 device can be used to convert the digital data back to analog. The AN-16/o Output Module provides line- or mic-level output signals that can be connected to mixing consoles, recording devices, etc.

Unlimited lossless digital splits can be created from any or all output modules in a system simply by connecting another output module with a Cat-5e cable.

Compatible Pro16 output devices include:
  • A-16II Personal Mixer
  • A-16R Rack-Mount Mixer
  • AN-16/o Output Module
  • AV-P2 Output Module
Conference Audio Outputs

Once input signals connected to the AV-M8 have been converted to a digital A-Net stream, they can be transported up to 500 feet (150 meters) over Cat-5e and output as analog audio using an AN-16/o Output Module. From the AN- 16/o, the analog signals can be fed to a DSP processor. The processed audio can then be connected to amps and speakers for distribution to the users.

Combining Pro16 and Pro64 with the ASI

The ASI A-Net Systems Interface can be used to connect select Pro16 Series devices to a Pro64 Series network, further enhancing the output options for a system or installation.

The ASI provides a link between Pro64 Series networking products and Pro16 Series output devices, such as the AV-P2 and AN-16/o Output Modules, and the A-16II and A- 16R Personal Mixers. The ASI features two Pro64 network ports and four Pro16 outputs, separated into 16-channel blocks and transmitted out the corresponding Pro16 ports.

The ASI is a plug-and-play module, requiring no configuration beyond selecting a Pro64 network port for Manual Mode systems. The number of available channels and Pro16 ports is determined by the sample rate of the Pro64 network (64 channels and four ports at 44.1/48kH±, 32 channels and two ports at 96kHz±, and 16 channels and one port at 192kHz±). Stereo link settings from the Pro64 network are passed to the Pro16 outputs.

Using a System Bridge

To transfer up to four Pro16™ A-Net® data streams using a single Cat-5e cable, the AN-16SBR System Bridge can be added. The AN-16SBR features heavy duty EtherCon® connectors on all ports and is sold in pairs.

The AN-16SBR has four ports labeled A, B, C, and D that are used to connect individual 16-channel A-Net streams. The 5th port, labeled Bridge, carries the combined four-stream/64-channel signal.

Each named port on the AN-16SBR has a direct relationship to the same-named port of the opposite half of the System Bridge. For example, whatever A-Net stream is connected to port A at on the input side of the bridge will appear at the matching port on the output side (A to A, B to B, etc.)

The direction of each 16-channel stream is independent, so reversing the direction of a given stream is as simple as switching an input module and an output module. Using the AN-16SBR in this manner supports bidirectional configurations up to 32x32, 48x16, and 64x0 on a single cable.

The AN-16SBR System Bridge is not compatible with Pro64 products and cannot be used with Pro16 A-Net streams that include DC power from an A-Net Distributor.

Creating Digital Splits - Pro16

A digital split creates an exact copy of a set of 16 outputs in a Pro16 network. The AN-16/o Output Module's A-Net Out port can be used to connect additional AN-16/o modules that can be connected up to 500 feet (150 meters) apart. Simply connect A-Net Out from the first output module to A-Net In on the next.

In a source select system, the AV-P2 two-channel output module can be connected in the same manner. In fact, any combination of Pro16 output devices can be used, and they can be placed in any order.

Modules can be daisy chained (serial connection) or connected using the A-16D or A-16D Pro A-Net Distributors for parallel connections.

Connecting Pro16 Devices

The simplest Pro16 digital snake or audio distribution system requires one A-Net input module and one A-Net output module, connected with up to 500 feet (150 meters) of Cat-5e cable.

Simply connect the A-Net Out of one device to the A-Net In of the next. For parallel connections, use the A-16D or A-16D Pro A-Net Distributor. There is no limit to the number of devices that can be connected serially or in parallel.

For higher channel-count runs, use the A-Net Expansion jacks (16x16 or 32x0) or the AN-16SBR System Bridge (up to 32x32, 48x16, or 64x0).

Using A-Net Expansion Jacks

Pro16™ Series input and output modules include A-Net Expansion jacks, which can be used to combine to 16-channel Pro16 A-Net streams onto a single cable.

To use A-Net Expansion jacks, first connect one pair of input and output modules as normal (A-Net Out on the Input Module to the A-Net In of the Output Module). Next, connect the second set of input and output modules to the A-Net Expansion jacks on the first pair. All 32 channels (32x0 or 16x16) will be transported on the original Cat-5e cable connecting the first pair of devices.

Pro16 in 2.5 Minutes

Well, our multimedia guys got into the Red Bull again, and the result is this fast paced overview of Aviom's Pro16™ Monitor Mixing and Audio Distribution systems. Fasten your seatbelt and enjoy the ride.
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Product Resources
Other Resources

Brochures

Application Notes

  • Aviom Product Applications Book - Screen Version

    Sample System Diagrams for: Commercial AV, Houses of Worship, Broadcast, Live Sound, and Studios. This book contains over 20 CAD drawings showing sample installations of Aviom audio networks, audio distribution and personal monitor systems in a variety applications.

  • Networked Audio in Festival Production

    Pro16® digital snake and monitor mixing products can help streamline and simplify production in a festival environment.

White Papers

  • Using Fiber Optics With Pro16 Systems

    For applications requiring cable runs longer than 500ft (150 m), fiber optic media converters can be used to extend the distance between Pro16 devices to up to 50 miles (80 kilometers).

  • Gain Staging and Analog Output Levels

    This paper addresses questions about output levels on Aviom analog output modules, and clarifies what I/O levels are available for using Aviom analog input and output modules in a range of applications.

Technical Resources

  • DB25 Pinout Information

    Some Aviom modules are equipped with DB25 multi-pin connectors for analog or digital audio I/O. This document details the pinouts used for each.

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