|  | Description | Downloads | Specs | Ordering |  | |  | A4868  NEW
  |  | Up to 24 zones of paging, BGM and message playback.
Designed in conjunction between Altronics Redback PA team and Merlaud. 
Flexible design bridges the gap between IP PA systems and traditional analogue 100V line zone PA. 
Simple touchscreen operation.
Versatile design can be used in facilities with multiple buildings.
Connects to ethernet switch (and to paging console and decoders) using UTP Cat6 cabling. 
Facilitates playback of alert and evacuation tones, schools bells and recorded messaging. 
Zone level do not disturb settings. 
BGM muting by PA, bell or emergency tones. 
Operates with 100V line override relays to ensure full volume evacuation warnings when initiated.
 |  | This paging controller is the heart of the system where all commands are initiated. It provides zone PA selection, multi-zone recall, background music (BGM) selection and do not disturb settings. | 
|  | A4865  NEW
  |  | Interfaces with the Merlaud A4868 paging console and A4872 zone decoder boxes.
Designed in conjunction between Altronics Redback PA team and Merlaud. 
Flexible design bridges the gap between IP PA systems and traditional analogue 100V line zone PA. 
Versatile design can be used in facilities with multiple buildings.
Connects to ethernet switch (and to paging console and decoders) using UTP Cat6 cabling. 
Facilitates playback of alert and evacuation tones, schools bells and recorded messaging. 
Zone level do not disturb settings. 
BGM muting by PA, bell or emergency tones. 
Operates with 100V line override relays to ensure full volume evacuation warnings when initiated.
 |  | The zone encoder is a 19" rack mount audio encoder which works in conjunction with the Merlaud A4868 touchscreen paging console. | 
|  | A4280A  NEW
  |  | 	 Multi-stage thermally cued fan cooling
2U 19” rack mount (with optional A 4376) 
Tape record out terminals
Provision for connection to Redback A4660 touchscreen paging console
MP3 based Alert/Evac tones with MP3 voice over message for emergency tones (built in)
3 mic input and 4 auxiliary inputs  
Phantom powering available on all inputs
Adjustable vox muting on inputs 1 & 2.
Bass and treble tone controls 
Terminals for 100V line output
240V AC or 24V DC power operation 
Thermal & fuse overload protection
Built in short circuit protection 
Australian designed & assembled	 
 |  | This Redback 4 Zone 250 Watt 100V Public Address Mixer Amplifier is similar in functionality to our A4387A amplifier, with the addition of four 100V line output zones. During normal use, you are able to select via the front panel switches, any zone on or off to control BGM programming. | 
|  | C7230  NEW
  |  | Ultra lightweight design with internal rechargeable LiFePO4 battery.
Class-D high performance amplifier.
8" woofer, plus 2" tweeter - provides far higher speech clarity than live sound speakers. 
Weighs just 7kg for the ultimate portability and ease of set up.
Speaker extension via wired extension speaker or Bluetooth TWS.
In-built USB/SD card media player for music and recorded message playback.
Voice priority music override switch.
Dual wired microphone inputs. 
Supports up to 4 wireless microphones via 1.9GHz DECT.
Up to 70m wireless range. 
Adjustable echo, bass, treble, plus individual level controls for all inputs. 
Auxiliary USB charging ports for microphones. 
 | COMING SOONThis item is arriving soon. | The Okayo C7230 portable PA system delivers powerful, crystal-clear sound, making it a perfect speaker system for ceremonies, weddings, camps, group activities, churches, and more. Features a Class D amplifier, 2" tweeter, and 8" speaker. | 
|  | A4510B  NEW
  |  | MP3 audio format for Bell, Prebell and Music timing outputs
Random play of audio files for Prebell and Music activations
Easy Windows based software timing event setup
Daylight savings mode
Local push button operation of Bell
Switched 24VDC output for Bell, Prebell, Music and relay only (No audio) output activations
Bell trigger for remote activation of the bell
Pluggable screw terminal connections
Auxiliary level output
Battery backup of current time
24V DC operation
Standard 2U 19” rack mount case
Suitable for any amplifier with an auxiliary input
10 Year Warranty
Australian Designed and Manufactured
 |  | The A 4510B is an incredibly versatile, and easily programmed yearly timer housed in a convenient 2RU rack or desk mount chassis. The unit can be programmed for virtually limitless* timing events for each day of the year. | 
|  | A4389  NEW
  |  | 6 Balanced microphone inputs / 6 Aux inputs / 1 Music input
Robust design incorporating latest Mosfet technology
Very Low noise and distortion
100V standard with optional 70V and 4-16Ω outputs
240V AC or 24V DC operation
VOX muting on inputs 1 and 2 (Switch selectable internally)
Adjustable VOX level sensitivities
Bass and Treble controls
Tape Output
Phantom power on microphone inputs (DIP switch selectable internally)
Multi stage thermally cued fan cooling
Output Peak Limited
Thermal Overload protected
Signal Presence Indicator
Half power mode when overdriven
Fault Indicators
24V DC Power Status Indicator
Optional Alert/Evac module with voice over message for emergency tones (A 4573)
Optional remote volume (With A 4373 Digital volume control module fitted and external A 2280B wall plate)
Rack Mountable (suits 19 inch racks) with optional A 4376 rack ears
 |  | Designed for applications requiring up to six microphone inputs, without compromising output power and overall performance. Each model features inputs which can be configured for either microphone or line level operation. | 
|  | A4225  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 2 x 480W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4455  NEW
  |  | 4 inputs, 8 outputs 
Optional Touchscreen master plate or paging console can control & set up all zones 
Optional Touchscreen zone plate 
Zone paging via optional A 4660A Paging Console 
Emergency Tone activation via optional A 4660A Paging Console, wall plates or rear triggers 
Emergency tones available in Evacuation or Lockdown modes 
Bluetooth input via wall plates (local zone only) 
Optional Priority/Mute input 
System cabling via Cat5e UTP. 
Suits all size power amps 
24V DC operation 
 | COMING SOONThis item is arriving soon. | This Redback 4x8 audio switcher is designed to distribute four audio input sources to eight output zones. Allows seamless transmission of audio between rooms with ease. | 
|  | C0897  NEW
  |  | Nominal Power (100V): 20W
Maximum Power: 30W
Frequency response: 80- 20000Hz
SPL (max)1W@1m: 92-(105) dB
Impedance: 0,5/1/2KΩ
Power Selection (100V): 20/10/5W
Connection: Terminal
Dimensions: 170W x 280H x 160D mm
 |  | This speaker and microphone system is designed as a complete IP based communications package for the classroom with Bluetooth audio connectivity and 2.4GHz wireless microphone capability. | 
|  | A4223  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 2 x 240W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4224  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 480W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4500D  NEW
  |  | MP3 audio format files required for Bell, Prebell and Music timing outputs 
Emergency Tones conform to AS 1670.4 (supplied) 
Random play of audio files for Prebell and Music triggers 
Easy PC based timing event setup 
Local push button operation of Alert, Evac, Bell and Isolate 
Remote triggering of Alert, Evac and Bell functions via closing contacts 
Remote triggering of Alert, Evac, Bell and Isolate functions via optional wall plates 
Emergency Paging (Optional via Redback® A 4660A) 
Voice over message (In Evacuation cycle) 
Switched 24VDC output for Bell, Alert or Evac mode 
Pluggable screw terminal connections 
Auxiliary level output 
Battery backup of current time 
24V DC operation 
Standard 1U 19” rack mount case 
Suitable for any amplifier with an auxiliary input 
10 Year Warranty 
Australian Designed and Manufactured 
 |  | A weekly timer and Evacuation controller all housed in a convenient 1RU rack mount chassis. A total of 50 “event” switching times are available through the timing functions. Each event can be set to turn on any single day of the week or on multiple days, from 1 sec up to 24 hours. | 
|  | A4505D  NEW
  |  | MP3 audio format for Bell, Prebell and Music timing outputs 
MP3 audio format Emergency Tones conform to AS 1670.4 (supplied) 
Random play of MP3 files for Prebell and Music triggers 
Easy PC based timing event setup 
Local push button operation of Lockdown, Fire and Bell 
Remote triggering of Lockdown, Fire and Bell 
MP3 audio format Voice over message (Available in the Lockdown and the Fire cycle) 
Switched 24VDC output for Bell, Lockdown or Fire mode 
Pluggable screw terminal connections 
Auxiliary level output 
Battery backup of current time 
24V DC operation 
Standard 1U 19” rack mount case 
Suitable for any amplifier with an auxiliary input 
10 Year Warranty 
Australian Designed and Manufactured 
 |  | A timed audio announcement, lockdown and fire alarm controller all housed in a convenient 1RU rack mount chassis. A total of 50 event switching times are available through the timing functions. | 
|  | A4427A  NEW
  |  | Eight input channels 
Micro SD card message player for audio announcements 
Individual level, bass and treble control on all inputs 
Six levels of VOX priority
Adjustable VOX sensitivity
Alert and Evacuation override mode
3.5mm music input 
Adjustable input sensitivity on line inputs
24V DC battery back up terminals 
In built Alert/Evac/Chime functionality
24V DC output 
MP3 active indicator
LED VU meter
10 Year Warranty
Australian Designed and Manufactured
 |  | This unique Redback PA mixer features four input channels which are user selectable for either balanced mic, line or auxiliary use. In addition it incorporates a four channel SD card based message player making it an excellent choice for retail, supermarkets, hardware stores and more. | 
|  | A4660A  NEW
  |  | Standard Features:
Touch control paging with pre and post announcement chime options.
Adjustable microphone automatic gain control (AGC).
High quality electret microphone with high ambient noise control and feedback rejection.
Adjustable backlight brightness and dimmed brightness levels with selectable timeout period.
All glass front bezel for a stylish finish for any room.
Connects via economical Cat5e UTP cabling.
For long cable runs (approx. 200m+) we recommend using our A 4658 Power Injector.
 |  | This paging console is designed to provide general paging to zones when connected to a variety of Redback products. It provides a visual indication of the status of all audio sources and zones within the system at a glance, sharing a common screen with the master wallplates available for use with these systems. | 
|  | A4424  NEW
  |  | Six mic / line input channels.
Two outputs via XLR/RCA 1V balanced.  
Level, bass and treble control on all inputs. 
Adjustable input sensitivity.
Phantom power selection on each input.
Route signals to each output or both outputs.
Includes power supply 
1RU 19” rack mount case.
Australian designed & assembled
 |  | New to the Redback mixer stable, this model incorporates six inputs which can be routed to 1 of 2 outputs or both as the installation requires. Inputs can be configured for either RCA line level signals or 3 pin XLR balanced mic signals. | 
|  | A4221  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 2 x 120W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4423  NEW
  |  | 1 microphone/ 4 line inputs (mono mixed internally)
Front 3.5mm music input (overrides rear input 4 input)
Bluetooth audio connection (overrides input 4 front and rear inputs)
2 outputs via XLR/RCA 1V balanced
Level controls for all inputs
Separate bass and treble controls on all inputs
Adjustable input sensitivity on all RCA line inputs
Phantom power selection on Mic inputs (12V DC)
Route signals to each output or both outputs
24V DC input
24V DC battery back up terminals
1RU 19” rack mount case
10 Year Warranty
Australian designed & assembled
 |  | The Redback® mixer delivers a flexible and installer-friendly solution with one microphone/line input and three additional line inputs (all internally mixed to mono), plus a front-panel 3.5mm music input and integrated Bluetooth® receiver. | 
|  | A4222  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 240W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4437  NEW
  |  | 4 mic or line inputs
Balanced line or RCA outputs
VOX priority on input 1 and 2
Phantom power ON/OFF for mic inputs
Remote evacuation system muting contacts
24V DC operation
Individual volume, treble and bass for all inputs
Provision for A4573 alert evac tone generator module
Australian designed and manufactured. 
 |  | Works as a stand alone audio processor with four mic/line inputs for microphone and music sources. When the FIB operates it triggers these contacts, rending the local PA/BGM system inoperative so the main emergency evacuation system has precedence. | 
|  | A4565C  NEW
  |  | Tones conform to AS 1670.4
Standard 1U 19” rack mount case
Interfaces with Fire Indicator Boards
Remote operation of Alert, Evac, Chime, Fire Test, Fire Alarm & Cancel tones
MP3 based tone playback (with backup hard coded Alert, Evac and Bell tones)
24V DC operation
Auto/Manual/Isolate keyswitch
Key switch to 003 standard
Local operation of Alert, Evac and PA
MP3 based Voice Over messages for Alert and Evac cycles
Microphone socket for PA use
Provision for BGM (back ground music)
Provision for Auxiliary input with front volume control
Bell chime facility
Switched 24V DC output for override relays on volume controls
Switched 24V DC output for strobe operation for Alert mode
Switched 24V DC output for strobe operation for Evac mode
Switched 24VDC output for bell mode
On-board timer for automatic Alert to Evac switchover, adjustable from 30secs to 7.5min in 30 second increments
Externally operated inputs are activated by switching to ground
Auxiliary level output
Suitable for any amplifier with an auxiliary input
10 Year Warranty
Australian Designed and Manufactured
 |  | This easy to operate building alert & evacuation controller controller is designed around industry standard building requirements. When connected to a paging system amplifier, occupants can be alerted and/or evacuated in the event of an emergency eg: fire, gas leak, bomb scare, earthquake. | 
|  | A4219  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 2 x 60W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4220  NEW
  |  | Modular design allows for mix and match amplifiers within 1RU rack space. 
Class-D design with excellent performance and efficiency. 
LED indicators for protection mode, clipping condition and signal presence. 
100V line or 8 ohm output via screw terminals. 
Stereo RCA line input.
Balanced line input via 3 pin Euroblock pluggable terminal. 
High pass filter at 180Hz -3dB.
Built-in short circuit, overload and high temperature protection.
2 year warranty.
 |  | This 120W PA zone amplifier developed by Redback, allows installers to mix and match amplifiers within a 1RU 19” rack space. | 
|  | A4463  NEW
  |  | Simple touchscreen control selection of zone inputs and level control.
Changes in selections are reflected on the relevant zone wall plates & main Redback units.
Adjust custom labelling of zones and inputs on screen.
Choose button colour theme.
Fits standard double gang electrical wall box with mounting plate included.
All glass front bezel for a stylish finish for any room.
Adjustable screen sleep mode.
Connects via economical Cat5e UTP cabling.
 |  | These 7" touchscreen control wall plates allow for remote source selection and level control in Redback source control systems (currently compatible with A4450, A4460 and A4650 systems). | 
|  | A6530  NEW
  |  | User programmable buttons & icons 
Multiple screen pages (12 max)
Tandem operation
Event splash screens  
Icon library for commonly used buttons  
Infra-red control output  
RS-232 or RS-485 serial outputs  
PIR motion trigger 
Haptic & audible button feedback options  
U/UTP Cat5 cable connection  
Multi-command macros   
IR learning facility  
SD card configuration upload  
Easy to program
 |  | This universal 7" touchscreen wallplate is the perfect control system for commercial and domestic automation. Its stylish low profile design lends itself to installation in new modern homes, classrooms, lecture theatres or corporate boardrooms. |