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A46 Active Speaker Amplifier Board​

Compact 4-Channel Amplification Solution for Active Speaker Systems
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  • A46

  • Auway


Model

A44

A46

Stereo

4x400W

4x600W

4Ω Stereo

4x750W

4x1100W

8Ω Bridge

2x1500W

2x2100W

Channels

4

Frequency   Response

20~20KHz(-0.5dB)

THD+N

<0.02

Signal-to-Noise   Ratio

>105dB

Damping   Factor

>400

Separation

>60dB

Slew   Rate

>20v/μs

Sampling   rate

>384KHz

Output   Peak Current

65A

60A

Input   Impedance

20K/10K

Circuit   Type

Class D

Cooling

DC FAN

Input

XLR

Output

NL4MP

Function

Built-in German DSP Processor

Front   Panel Indicator

Protection/Peak Clipping/Signal/Preset/Power

Front   Panel Function

Power switch and volume knob control

Dimension

346x135x72MM

426x135x72MM

Power   AC

95~240V/50~60Hz,±10%


A46 4x600W Class D Module: High-Power 4-Channel + German DSP Optimized for High-Power Scenarios


The A46 Professional Amplifier Module upgrades the A44 with higher power for large-scale PA systems and tours. It delivers 4x600W @8Ω, 4x1100W @4Ω, and 2x2100W @8Ω (bridged mono)—all in a slightly expanded 426x135x72MM form factor. It retains the A44’s German DSP (>384kHz sampling rate, >20V/μs slew rate) and Class D efficiency, plus optimized cooling for high-power operation. Audio specs: <0.02% THD, >105dB SNR, >400 damping factor. Connectivity includes XLR inputs and NL4 SpeakON outputs.


K-4.1000-1


Core Advantages: High-Power 4-Channel + Stable Performance Under Heavy Loads


4x1100W @4Ω High-Current Output: Drives Multi-Speaker Arrays in Large PA/Theater Setups

The A46’s 4x1100W @4Ω output powers multi-speaker arrays (e.g., theater left/right/main/monitor) or outdoor festival systems—eliminating the need for multiple amplifiers.


German DSP Optimized for High Power: Crossover/Speaker EQ Presets, Quick Adaptation to Different Venues

The German DSP firmware is tuned for high-power scenarios (e.g., rock concerts, electronic festivals). It supports crossover settings and 4-6 user presets, speeding up setup for rental companies.


Compact 426x135x72MM Size: Only 80MM Longer Than A44, Retains Installation Flexibility

Despite higher power, the A46 remains compact enough for custom speaker enclosures, rack systems, or portable PA rigs—unlike bulkier 4-channel amplifiers.


Optimized DC Fan Cooling: 8+ Hours of High-Power Operation, No Overheating Risk in Nightclubs/Festivals

Larger fans and improved airflow handle heat from 4x600W output, ensuring stability during marathon nightclub sets or outdoor festivals. The fan operates quietly, even at full speed.


Application Scenarios: Large-Scale Performances + High-End Installations


Large-Scale Live Sound: 4-Channel Drive, No Distortion on Dynamic Peaks

Live Sound PA Systems: Powers main speakers/monitors in 1000-2000 capacity venues, delivering clear vocals/bass for bands/DJs.

Theater Multi-Speaker Arrays: 4-channel design aligns sound via DSP, ensuring immersive coverage for live theater.

Outdoor Festival Sound: 4x1100W @4Ω drives weather-resistant speakers, ensuring sound travels long distances without distortion.


High-End Fixed Installations: Low Distortion + Stable Long-Hour Operation, Suitable for Demanding Scenarios

Concert Venue Subwoofers: Bridged 2x2100W @8Ω enhances low-end for electronic/hip-hop concerts.

Theater Surround Sound: DSP tuning supports surround setups, immersing audiences in orchestral performances.

Premium Nightclub Audio: Handles high-volume DJ sets with <0.02% THD and efficient cooling.


Professional Custom Scenarios: Touring Rental/OEM, Reduces Costs & Complexity

Tour-Grade Speaker Rigs: Rental companies use DSP presets to quickly adapt to different venues, reducing setup time.

Studio Reference Monitors: >105dB SNR and low THD deliver accurate mixing for audio engineers.

OEM Active Speakers: Manufacturers integrate the A46 into branded systems, leveraging its high power and compact size.


Frequently Asked Questions (FAQs): Focused on Power Upgrade & Scenario Adaptation


A46 vs. A44: How Do Power & Size Differences Impact Selection?

A46: 4x600W @8Ω, 426x135x72MM (large PA/tours). A44: 4x400W @8Ω, 346x135x72MM (smaller setups/DIY). Both share German DSP and Class D efficiency.


Can the A46’s DSP Be Programmed via Software? Do Presets Meet Multi-Scenario Needs?

No—the DSP is controlled via front-panel presets (4-6 user-configurable). Presets cover common uses (main PA, monitors, subwoofers), simplifying setup for non-technical users.


A46 Peak Current: Can 60A Handle Sudden Signal Peaks from Drums/Bass?

Yes—the 60A peak current capacity handles sudden signal peaks (drum hits, bass drops) without clipping, critical for high-energy live music.


Can the A46 Be Used with 2Ω Speakers Long-Term? What Is the Recommended Impedance-to-Power Ratio?

Temporary 2Ω use is possible, but it is optimized for 4Ω/8Ω: 4x1100W @4Ω, 4x600W @8Ω, 2x2100W @8Ω (bridged). Extended 2Ω use may cause overheating.


OEM amplifier board
Professional sound module
Efficient audio amplification
DSP controlled amplifier
High-performance audio board

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