Oxygen 3

Broadcast mixing console

OXYGEN 3 is a compact broadcast audio console for on air and production studios.Mainly design for medium/small radios (local station, community radios, web radios) OXYGEN 3 combines ease of use, flexibility and robustness.OXYGEN 3 is a best seller product of Axel Technology, leader of its category and installed all over the world in any environmental conditions.Made of high-quality component easily available everywhere, OXYGEN 3 is the analogue rock-solid console and is a life guaranteed investment.

Main Features

Compact and rock-solid design3 microphone inputs9 unbalanced stereo inputsEQ controls2 built-in telephone hybrids with conference (POTS)Balanced outputLED meter with memory peak (PFL and Master)Easy to operate

Overview

The OXYGEN 3 ST features 8 channels with A/B input selection, 3 microphone inputs, 9 stereo inputs and 2 built-in telephone hybrids. The console integrates all the specific functions required in any radio studios, such as 2 telephone hybrids with conference capabilities, control of On Air studio lamp, CUT-OFF for loudspeaker and Talk-Over facility.

OXYGEN 3 console provides EQ control on each input channels unbalanced inputs and balanced outputs. OXYGEN 3 features unbalanced LINE inputs (PinRca connectors).The frame is inox steel & aluminium made, with wood finishing side panels available as an option. Electronic components have been selected from the best on the market, switchers, faders and potentiometers are by ALPS. 2 large LED meters with memory peak fine control of Master and Monitor signals. The external switching power supply assures maximum reliability and easy maintenance.

Features

8 channels

OXYGEN 3 has 8 channels, 2 inputs selectable (A/B) for each channel, top quality long fader 100mm for accurate control of audio levels, Gain control, EQ control, PFL and PGM buttons.EQ controls, BASS, MID and HIGH on each channel.

3 Microphone Inputs:

The 1st microphone input is the ‘priority’ channel and its signal is always internally routed to:

  • TalkBack (pre-fader).
  • Telephone channels for ‘private’ communications with the callers, OFF-AIR (pre-fader).
  • TalkOver section for automatic voice/music mix.

The fader also CUT-OFF the monitor output and controls On Air lamp.As option, the faders of the mic 2 and mic 3 channels can be configured to trigger monitor out CUT-OFF and On Air lamp.

9 Stereo Inputs:

9 unbalanced stereo LINE inputs on RCA connector

2 Telephone Hybrid (POTS)

Telephone lines and Telephone set connector for each line. Output for telephone calls recording available for each telephone line. Notification of incoming calls (phone ringing) via GPO.

Monitor Section

Unbalanced stereo output for loudspeakers, with CUT-OFF, for monitoring of PFL, MASTER and EXTERNAL source. 2 headphones output. Talkback output switched between Master / Talkback (from Mic1).

Master Section

2 balanced Master output with level and balance controls (adapter SUDB15-XLR available as option).1 unbalanced Master output with level control (Out 3)2 unbalanced Master output mono with fixed level. Talkover function to automatically adjust/attenuate the music level on master output when presenter talk on mic 1.

Power Supply Unit

External switching PSU 90-260 VAC 50/60Hrz.

Spec Tech

PSU (optionally redundant)

Power Supply

90-260 Vac / 47-63 Hz 45W

Analog Balanced Stereo Inputs

Connector

XLR Balanced – EMI Suppressed

Input Impedance

10Kohm

Nominal Input Level (sensitivity)

0dBu

Max Input Level (clipping point)

+18,5dBu

A/D conversion

24 bit / 48 Khz

Frequency response

+/-0,5dB from 20Hz to 20kHz

Signal To Noise Ratio (referred to peak level)

>100dB

Stereo Separation (referred to peak level)

>90dB

THD+N

<0,002%

Analog Unbalanced Stereo Inputs

Connector

RCA unbalanced – EMI Suppressed

Input Impedance

10Kohm

Nominal Input Level (sensitivity)

0dBu

Max Input Level (clipping point)

+18,5dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>90dB

Stereo Separation (referred to peak level)

>80dB

THD+N

<0,05%

Analog Balanced Microphone Inputs

Connector

XLR Balanced – EMI Suppressed

Input Impedance

2,4Kohm

Nominal Input Level (sensitivity)

-21dBu

Max Input Level (clipping point)

+7dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>90dB

THD+N

<0,01%

Analog Gain

Adjustable +0 ÷ +60dB (3dB step)

Phantom Power

+48V

Analog Balanced Telco Input (shared with MIC5, mutually exclusive)

Connector

XLR Balanced – EMI Suppressed

Input Impedance

2,4Kohm

Nominal Input Level (sensitivity)

0dBu

Max Input Level (clipping point)

+18,5dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>90dB

THD+N

<0,01%

Analog Balanced Stereo Outputs

Connector

XLR Balanced – EMI Suppressed

Output Impedance

23ohm, nominal 600ohm

Nominal Output Level

0dBu

Max Input Level (clipping point)

+18,5dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>100dB

Stereo Separation (referred to peak level)

>90dB

THD+N

<0,002%

Analog Unbalanced Stereo Outputs

Connector

RCA Unbalanced – EMI Suppressed

Output Impedance

nominal 560ohm

Nominal Output Level

0dBu

Max Input Level (clipping point)

+19dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>90dB

Stereo Separation (referred to peak level)

>80dB

THD+N

<0,005%

Analog Balanced Talkbox Outputs

Connector

RJ45 balanced – EMI Suppressed

Output Impedance

100ohm, nominal 600ohm

Nominal Output Level

0dBu

Max Input Level (clipping point)

+14dBu

A/D conversion

24 bit / 48 Khz

Signal To Noise Ratio (referred to peak level)

>100dB

Stereo Separation (referred to peak level)

>90dB

THD+N

<0,005%

Axel Techsupport team





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