Neets Audio Amplifier - 2:25

Network Controlled Stereo Audio Amplifier (2 x 25W)

Description

Neets Audio Amplifier – 2:25 is a network controlled stereo audio amplifier controlled through LAN or RS-232. The Audio Amplifier – 2:25 adds additional RS-232 and I/O ports for expansion and integrates with Neets and 3rd party control systems.

The USB audio input enables direct audio input and volume control from a computer (PC or Mac).


  • Class D amplifier with built-in DSP
    High efficiency amplifier with high quality sound
  • 2-channel stereo amplifier
    2x25 Watts @8 ohm or 2x35 Watts @4 ohm both in stereo
  • Bridge mode
    1x34 Watts @8 ohm or 1x56 Watts @4 ohm both in bridge mode
  • USB audio
    Provides audio playback and volume control on connected PC or Mac
  • 1 LAN port
    Enables control of the amplifier and adds two extra RS-232 ports for expansion of the control system
  • 2 Bi-directional RS-232 ports
    Used for control or expanding the AV system with more devices
  • 4 General Purpose I/O ports
    Used for extra input/output ports for control of relays, switches and sensors.
  • Auto power function
    Powers on when signal is detected, and enter sleep-mode automatically after 15 minutes without signal
  • Input 1 Mix function
    Possible to set Input 1 as an input, that mixes with the current selected input.
  • 3 band equalizer
    Works as an active filter for bass, mid and treble
  • LED indicators on the front
    Convenient located on the front for easy performance indication
  • Easy mounting
    Can be mounted in trunking systems, hidden or in 1RU using the Neets Rack Shelf
  • Configuration
    Configuration is done directly using a built-in configuration area that fully integrates with Neets Project Designer
Speaker output:
Output power
Stereo: 2 x 25 W @ 8 ohm
Stereo: 2 x 35 W @ 4 ohm
Bridge: 1 x 35 W @ 8 ohm
Bridge: 1 x 55 W @ 4 ohm
THD+N, 20 Hz - 20 kHz < 0.1 % @ 1 W
Connector: 4 pin screw block

Analog audio input:
Unbalanced inputs.: 4 stereo inputs
Input impedance: < 100 k Ohm
Max input level: 2 Vrms
Input gain adjustable: +/- 12 dB
Wake on signal: Adjustable level
Connector: 2 x 4 RCA female

USB audio input:
Supported OS:
MAC OS-X
Windows XP, Vista, 7, 8, 8.1, 10
Bit depth: 16 bit
Sample rate: 48 kHz
Controls: Volume, mute
Wake on signal: Trigger on 5V USB
Connector: USB-B female

Power input:
Input voltage: 24 VDC
Max power usage : 50 W
Standby power usage: < 3 W
Connector: 5,5 mm DC plug

Power adaptor (included)
Input voltage: 100 VAC – 240 VAC
Line frequency: 50 Hz – 60 Hz
Max power usage: 70 W
Connector: Cable with prong matching country of sale

Network (LAN):
Speed: 10/ 100 Mbit
Duplex modes: Half or Full
DHCP: Default off
Default IP: 192.168.254.252
Default gateway: 192.168.254.252
Default subnet mask: 255.255.255.0
Connector : RJ45 with LED

RS-232 / IR ports:
Ports: 2 x bidirectional
Baud rate: 1200 – 115200 bit/sec
Data bits : 7, 8
Parity: Even, Odd, None
Stop bits: 1, 2
IR frequency: 400 Hz to 500 KHz
Connector: 2 x 3 pin screw blocks

Input/ Output:
Ports: 4 x I/O
Input trigger low: < 1VDC
Input trigger high: > 4VDC
Output type: Open drain
Isolated output: No
Max voltage load: 24 VDC
Max current: 0.5 A
Connector : 5 pin screw block

Dimensions:
Width: 218 mm
Depth: 70 mm
Height: 37 mm

Width: 8.58 Inches
Depth: 2,76 Inches
Height: 1,46 Inches

General:
Weight: 0.5 kg
Storage temperature: -20 °C to 50 °C
Storage moisture: Non condensing
Operation temperature: 0 °C to 30 °C
Operation moisture: Non condensing

Approvals:
IEC/EN 61000-6-1
IEC/EN 61000-6-2

Software

Neets Project Designer
Neets Project Designer
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