Boombox na4, User manual, 5– architects & engineers specification – Attero Tech BoomBox NA4 User Manual

Page 12: 1 – device specifications

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BoomBox NA4

User Manual

Attero Tech LLC 2011-2013

Page 8

614-00006-02

5

ARCHITECTS & ENGINEERS SPECIFICATION

The CobraNet interface unit shall provide four channels of speaker level audio amplification. Each channel shall be
capable of reproducing either of two CobraNet audio channels that the interface can receive. Each channel shall
support volume control. The internal digital to analog signal conversion shall be performed at 16-bit resolution with a
sampling frequency of 48 kHz. The CobraNet interface unit shall receive power over the Ethernet cable from an
802.3af or 802.3at PoE compliant network switch, or from a +12 V DC to +24 V DC external power supply (auto-
switching).

The CobraNet interface shall be compatible with Attero Tech Control Center software monitoring in system
applications. The CobraNet interface shall be compliant with the RoHS directive.

The CobraNet interface shall be the Attero Tech BoomBox NA4.


5.1 – Device Specifications

CobraNet Network

Physical Level:

Standard Ethernet

Connector:

Single RJ-45

Cable Quality:

CAT-5

Transmission Speed:

100 Mbps

Power Requirements

Class 4, will operate
correctly with 802.3af or
802.3at

or

Optional external PSU

12 V DC @ 2A

or

24 V DC @ 1A

Power Consumption

< 30 W (PSU dependant)

Dimensions

7.5”W x 1.75”H x 5.0”D

Weight

27 oz, 760 g

Operating Temperature

0 ºC - 40 ºC

Compliance

RoHS, UL Listed power
source, FCC Part 15 Class
A Compliant

Audio Outputs

Number of Channels

4

Output Power

Based on power source –
see below

802.3af PoE

2W/channel

802.3at PoE or DC

4W/channel

THD

<.1% @ 1kHz, full power

Output Noise

<-75dBu

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