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AMP Auto-Backup System
AMP Auto-Backup System AMP Auto-Backup System
AMP Auto-Backup System AMP Auto-Backup System
AMP Auto-Backup System AMP Auto-Backup System
AMP Auto-Backup System AMP Auto-Backup System
AMP Auto-Backup System AMP Auto-Backup System

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AMP Auto-Backup System

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Amplifier Backup, Speaker & Amp Remote Monitoring
 
After several years of research and many continuous testing. KE Audio successfully overcome phenomenon of sound interruption when amplifier in case of protection and malfunction, which does not affect the normal running of the activity and the atmosphere. Amplifier Auto-backup System through the self-developed PC software and KE826A controller to achieve self-developed between host amplifier and backup amplifier. This system is suitable for many large-scale activities such as opening and closing ceremonies, international conferences, national celebrations, military exercises, airport bird control, alarms, high-speed rail stations, terminals, stadiums, theatres, and so on.
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System Name

AMP Auto-Backup System

Why Amplifier Auto-backup System?

Amplifier is a very important part of sound reinforcement system. Amplifier running for a long time in the high voltage, high current, high heat, low impedance condition is very easy to trigger the protection status or cause damage. Failure rate of amplifier in the whole sound reinforcement system is the highest, more than 60%. It is often used in high temperature, humidity, fumes, dust, excessive high pressure, excessive low pressure, ultra-low load and other bad conditions, without normal maintenance, thus its damage rate is greatly increased. When the amplifier is protected or malfunctioned, the live sound will be interrupted, which affects the normal operation of the event.

Working Principle Of AMP Auto-backup System

If the main amplifier appears protection mode or malfunction resulting output stop at runtime. Intelligent detection system can immediately trigger a signal to the backup amplifier and seamlessly switches the output of backup amplifier to replace that the amplifier which is in a state of protection mode or damage. Hence, this system ensuring uninterrupted sound amplification on site.

Remote Network Monitoring

1. Composition: computer, router, wired LAN, SIM card.

2. Monitoring: Multi-amplifier working status, channel output, working temperature.

3. Control: DSP sound effect, output power (voltage), sensitivity (input), bridge, stereo and so on.

4. Remote switch on/off: Any amplifier can be switched on/off from the PC monitoring screen.

Component

KE826A (Controller) + main amplifiers (Intelligent Network Power Amplifier Series) + backup amplifier (KE E series two channels amplifier) + Network system + accessories.

This system only supports the Intelligent Network Power Amplifier Series two-channel amplifiers. Amplifier power (8 ohm) selection: 300w/500w/700w/1000w/1300w/1600w/2000w/2400w/ 3000w

There are two ports on the back panel of the amplifier which are used to connect the amplifiers in parallel. 1 computer terminal can remotely monitor and control 51 groups of '4 Host 1 Standby' amplifier systems.

Available combinations:

4 Host 1 Standby

3 Host 1 Standby

2 Host 1 Standby

1 Host 1 Standby

Connection Diagram For 1 Host 1 Standby

一主一备.jpg

Connection Diagram For 2 Host 1 Standby

二主一备.jpg

Connection Diagram For 3 Host 1 Standby

三主一备.jpg

Connection Diagram For 4 Host 1 Standby

四主一备.jpg

Intelligent Network Power Amplifier Series (Two channels)

2E30前.JPG
2E30背.JPG

Description

– 2 channels

– TD Class
– Digital-analog
– Nanocrystalline switching power supply
– High-performance processor
– Built-in DSP
– Self-developed software for adjusting the sound quality
– Intelligent network control system
– Remote Monitoring of working status

– Automatic Backup System

– Dante: Digital Signal Transmission
– AES
– Satisfying all scene requirements, such as venues: convention center, arts & theatres, stadia & arenas, museums, clubs. Residential: home cinema, fitness and leisure centers. Marine. Retail: malls & shopping centers, shops. Hospitality: theme parks, hotels & resorts, bars & restaurants. City: public address system. Etc.

Parameters

KE Audio E Series (Two Channels) Manual_8.jpg

PC Monitor Interface

软件主图.png

Power amplifier grouping:groups 1-19 support custom naming. Any online amplifier can be freely assigned to any group.

Single amplifier monitoring /Speaker data monitoring display:The speaker(optional)/the channels temperature, Load on/ off(optional). Working status, amplifier name, IP address, channel grouping(joint control), single amplifier mute, single amplifier on/off.

Mute joint control:Online amplifiers can be freely grouped for joint control.

Power On/ Off Joint Control :Enables grouping multiple units for synchronized control with time series (n+1s).

Numeric display (optional):Provides real-time parameters including voltage, current, power, impedance, temperature, and other metrics.

Optional functions:Remote On/Off Switch, amplifier backup, numerical display.

两通道屏幕_副本.jpg

Power Amplifier Working Display Interface

截屏2026-03-27 16.18.45.png

PC Digital Display Interface

PC Control Interface

PC控制界面.png

Digital Analog Signal:4 Analog channels,4 Dante channels,2 AES channels.

Matrix:4 channels ×10 input channels.

Backup:10 input channels ×10 channels with mutual backup.

Sensitivity:0-15dB,lockable.

EQ:16-band parametric equalizer with four modes.

FIR:Import-enabled+Customizable.

Frequency Division: 0-10ms delay is adjustable .

Limit : Automatic display of limiting power.

Delay:Automatic time/distance display.

Dante Gain:0-+40dB,Lockable.

Noise : Lockable.

Phase :Positive/Negative

Volume:0-50dB continuously adjustable.

Mute:Single-button independent switch.

Mode:Bridged/Stereo.

Gain:30-45dB,Lockable.

Output Voltage:10-160V adjustable.

Feature

Sequencer + Amplifier Backup (hardware hot backup)

Functions

✓ Remote power on/off (supports multi-group joint control)

✓ 6-fold sequencer power output ( Automatically switches to normal socket mode in the case of a fault)

✓ Automatically initiates continuous backup if multiple working amplifiers trigger protection or experience a fault

✓ Automatically detects and switches the input signal from the working amplifier to the standby amplifier

✓ Automatically reads and saves the parameters of the main amplifier's built-in DSP to the backup amplifier

✓ Backup level settings:1 Host 1 Standby; 2 Host 1 Standby; 3 Host 1 Standby; 4 Host 1 Standby

1 Host 1 Standby

一主一备.jpg

2 Host 1 Standby

二主一备.jpg

3 Host 1 Standby

三主一备.jpg

4 Host 1 Standby

四主一备.jpg

Amp ID Settings

ID设置.jpg

IP Address & Group Naming Settings

IP设置.jpg

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Telephone: 
+86-020-86312801 
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