Powersoft K6 DSP Amplifier

Powersoft K6 DSP Amplifier

The Powersoft K6 DSP Amplifier is a professional two-channel power amplifier designed for touring, live sound and demanding professional audio applications. Built into a compact 1U rack chassis, the K6 DSP combines high output power, integrated digital signal processing, protection systems and remote monitoring capabilities in a space-efficient amplifier platform.

Powersoft specifies the K6 DSP at up to 3,600 W per channel at 2 Ω, 2,500 W per channel at 4 Ω and 1,300 W per channel at 8 Ω. In bridge mode, it can deliver up to 7,200 W at 4 Ω or 5,000 W at 8 Ω under the manufacturer’s stated test conditions. (powersoft k6)

The amplifier uses a universal regulated switch-mode power supply with Power Factor Correction and is designed to operate from 100-240 V ±10%, 50-60 Hz. Its compact 1U form factor makes it particularly useful when rack space, weight and system efficiency are important considerations.

Important: Powersoft currently lists the K6 DSP as an End of Life product. Availability therefore depends on existing stock and the specific units being offered.

Powersoft K6 DSP Overview

The K6 DSP belongs to Powersoft’s K Series of touring amplifiers.

The K Series was developed for professional touring and event sound applications where high power density and compact rack configurations are important.

The K6 occupies only one rack unit while providing two independent amplifier channels. Powersoft describes the K6 as suitable for subwoofer applications in smaller systems and low/mid-frequency applications in larger systems. (powersoft.com)

The DSP version adds digital signal processing and system management capabilities, making the amplifier more than simply a power source.

Its combination of amplification, processing, monitoring and protection makes it suitable for professional system designs where centralized control is required.

2-Channel Professional Power Amplifier

The Powersoft K6 DSP is a two-channel amplifier.

Each channel can independently drive a connected loudspeaker load, allowing the amplifier to be incorporated into stereo or multi-way sound reinforcement systems.

Powersoft specifies the following output levels per channel:

* 3,600 W at 2 Ω
* 2,500 W at 4 Ω
* 1,300 W at 8 Ω

These figures are manufacturer specifications based on the stated EIAJ test conditions. (powersoft.com)

The amplifier can also operate in bridge mode, with Powersoft specifying:

* 7,200 W at 4 Ω
* 5,000 W at 8 Ω

under the manufacturer’s stated test conditions. (powersoft.com)

This gives system designers flexibility when configuring the amplifier for different loudspeaker requirements.

3,600 W Per Channel at 2 Ω

One of the key specifications of the K6 DSP is its ability to deliver 3,600 W per channel at 2 Ω.

This makes the amplifier suitable for demanding low-impedance applications when the loudspeaker system and configuration call for the additional output capability.

The amplifier is specified as stable with 2 Ω loads, according to Powersoft. (powersoft.com)

The actual loudspeaker load and amplifier configuration should always be selected according to the manufacturer’s specifications and the requirements of the connected system.

2,500 W Per Channel at 4 Ω

At 4 Ω, the Powersoft K6 DSP delivers up to 2,500 W per channel under the manufacturer’s specified conditions. (powersoft.com)

This output level makes the K6 DSP suitable for many professional loudspeaker and subwoofer applications.

Four-ohm operation is common in professional sound reinforcement, particularly where multiple loudspeakers are configured to achieve the desired system impedance.

The correct load configuration should be calculated before operation to ensure the connected loudspeaker system remains within its intended operating parameters.

1,300 W Per Channel at 8 Ω

At an 8 Ω load, the K6 DSP is specified at 1,300 W per channel. (powersoft.com)

This provides an appropriate operating mode for many individual professional loudspeakers and higher-impedance system configurations.

The K6 DSP can therefore accommodate a range of professional loudspeaker loads without requiring a separate amplifier for every impedance configuration.

Compact 1U Rack Design

The Powersoft K6 DSP is designed around a compact 1 rack unit chassis.

Powersoft states that the K Series amplifiers occupy only one rack space, helping reduce rack size and overall equipment requirements. (powersoft.com)

A 1U amplifier can be particularly valuable in touring racks, mobile production systems and installations where rack space is limited.

Multiple amplifiers can be installed in a rack while retaining additional space for signal processing, networking, power distribution and other system components.

Integrated DSP

The DSP version of the K6 provides integrated digital signal processing.

Powersoft specifies an Analog Devices SHARC DSP architecture and dual 24-bit / 96 kHz Tandem converter architecture with a stated 127 dB dynamic range per channel. (powersoft.com)

The DSP architecture allows the amplifier to perform system processing functions without requiring all processing to be performed by external hardware.

This can simplify system design by combining amplification and signal processing within the same rack unit.

Equalization and Filtering

The K6 DSP provides extensive signal-processing functions.

Powersoft specifies independent input and output equalizers for each channel, including parametric equalization, shelving filters, raised-cosine filters and custom output FIR filters. (powersoft.com)

The DSP also supports multiple crossover filter types and processing options.

This makes the amplifier suitable for active loudspeaker systems where different frequency bands need to be processed and amplified independently.

Delay and Time Alignment

The K6 DSP includes digital delay capabilities for system alignment.

Powersoft lists delay capability as part of the K6 DSP’s processing architecture. (powersoft.com)

Time alignment can be useful in professional sound systems where multiple loudspeaker elements need to be synchronized.

Examples include main and fill systems, subwoofer alignment and multi-way loudspeaker configurations.

The exact delay configuration should be determined during system design and tuning.

ArmoníaPlus Control

The K6 DSP can be controlled and monitored using Powersoft’s ArmoníaPlus software platform.

Powersoft states that the amplifier provides remote control and monitoring capabilities through ArmoníaPlus. (powersoft.com)

This allows system technicians to manage amplifier parameters and monitor system information from a connected computer.

Remote management can be particularly useful during live productions where amplifiers are located in racks away from the mixing position.

Remote Monitoring

The K6 DSP includes remote monitoring and diagnostic capabilities.

Powersoft lists RS-485 remote control functionality, allowing diagnostic, operational settings and system monitoring. The amplifier can also display information such as load impedance, output power, mains voltage and current. (powersoft.com)

This information can help system technicians monitor amplifier operation during a production.

The amplifier also provides downloadable logs of functional fault events, giving technicians additional information when troubleshooting system issues. (powersoft.com)

AES3 Digital Audio

The K6 DSP can be configured with digital audio capabilities.

Powersoft’s documentation identifies AES3 digital input functionality for the DSP architecture, and the K6 DSP+AESOP configuration adds networking and AES3 transport capabilities. (powersoft.com)

This can allow the amplifier to integrate into professional digital audio workflows.

The exact digital connectivity depends on the specific K6 DSP configuration and installed options, so buyers should verify the rear-panel configuration of the individual amplifier before purchase.

K6 DSP+AESOP

Some K6 DSP configurations include the AESOP interface.

Powersoft documentation describes the K6 DSP+AESOP as a two-channel power amplifier with DSP and networking for high-performance touring applications. It provides Ethernet connectivity and AES3 audio transport with monitoring and control functionality. (powersoft.com)

The AESOP configuration provides additional networking capabilities compared with a basic K6 DSP configuration.

If the amplifier being sold includes AESOP, this should be stated explicitly in the product listing.

If AESOP is not installed, the listing should simply identify the product as the K6 DSP.

Protection Features

The K6 DSP incorporates multiple protection systems designed to protect the amplifier and connected loudspeakers.

Powersoft lists:

* Clip limiter
* DC protection
* VHF protection
* Short-circuit protection
* Long-term limiter
* Thermal protection
* AC protection

among the amplifier’s protection features. (powersoft.com)

These systems help manage abnormal operating conditions and protect the output stages and connected loudspeaker system.

The presence of protection circuitry does not replace proper system configuration or safe operating practices.

Clip Limiting

The K6 DSP includes clip limiting on its amplifier channels.

Powersoft states that the clip limiter prevents severely clipped waveforms from reaching the loudspeakers while maintaining peak output capability. (powersoft.com)

This is useful in professional systems where sudden signal peaks or excessive input levels could otherwise cause undesirable clipping.

The limiter should be regarded as part of the amplifier’s protection and system-management architecture rather than as a substitute for correct gain structure.

Power Factor Correction

The K6 DSP uses a regulated switch-mode power supply with Power Factor Correction (PFC).

Powersoft specifies a universal AC power supply operating at 100-240 V ±10%, 50-60 Hz. (powersoft.com)

This wide operating range makes the amplifier suitable for professional applications in different regions.

PFC also helps manage mains power consumption characteristics.

Universal Power Supply

The K6 DSP is designed for worldwide mains compatibility.

Powersoft specifies a nominal operating requirement of 100-240 V ±10%, 50-60 Hz, with an operating voltage range of 90-264 V according to the manufacturer’s current product information. (powersoft.com)

This is useful for touring companies and production businesses operating equipment across different electrical systems.

The appropriate power cable and local electrical requirements should always be observed.

Lightweight Touring Design

Powersoft lists the K Series at approximately 12 kg / 26.5 lb depending on configuration. (powersoft.com)

Keeping the amplifier within a compact 1U chassis while providing high output power can help reduce rack weight and transportation requirements.

For touring systems, this can be beneficial when multiple amplifiers are installed in a single rack.

The exact shipping weight should be confirmed for the individual amplifier and any installed options.

Cooling and Airflow

The K6 DSP uses temperature-controlled variable-speed fan cooling.

Powersoft specifies front-to-back airflow for the K Series. (powersoft.com)

Correct airflow is important when installing amplifiers in racks.

Rack installations should maintain adequate ventilation and follow the manufacturer’s recommendations regarding spacing and airflow.

Subwoofer Applications

Powersoft specifically describes the K6 as suitable for subwoofer applications in smaller systems and low- and mid-frequency applications in larger systems. (powersoft.com)

Its ability to operate at low impedances makes it relevant to demanding subwoofer configurations.

For a subwoofer system, the amplifier’s DSP can also be used for crossover, equalization, delay and limiting functions.

The exact configuration should be based on the loudspeaker manufacturer’s recommended amplifier requirements and presets.

Touring Applications

The K6 DSP was developed for professional touring environments.

Its compact 1U form factor, high output density, integrated DSP and remote monitoring capabilities make it suitable for mobile sound reinforcement systems.

A touring rack can use multiple K6 DSP amplifiers while conserving rack space for other equipment.

The universal power supply also supports operation across different electrical environments when the appropriate local power arrangements are used.

Live Sound Applications

The K6 DSP can be integrated into professional live sound systems.

Applications may include:

* Concert sound
* Touring
* Festivals
* Corporate events
* Live entertainment
* DJ systems
* Rental production
* Installed sound
* Multi-way loudspeaker systems
* Subwoofer systems

The actual application depends on the connected loudspeakers and the system design.

Rental Company Applications

The compact format of the K6 DSP can be particularly useful for professional rental companies.

A single rack unit can provide two amplifier channels while also offering DSP and monitoring capabilities.

This allows rental companies to build compact amplifier racks that can be configured for different productions.

The amplifier’s flexible output capability also allows it to serve different loudspeaker loads depending on the production.

Professional Sound System Integration

The K6 DSP can be incorporated into larger professional sound systems alongside loudspeakers, digital consoles, system processors and networked audio equipment.

Its DSP functions can reduce the need for separate external processing in some system configurations.

For active loudspeaker systems, separate amplifier channels can be assigned to different frequency bands.

System designers should use the loudspeaker manufacturer’s recommended processing and amplifier settings where available.

DSP System Management

One of the major differences between a standard K6 and the K6 DSP is the integrated processing capability.

The DSP provides tools for:

* Equalization
* Crossover filtering
* Delay
* Limiting
* Gain control
* Cable compensation
* System monitoring

Powersoft also specifies user-selectable gain and sensitivity settings and maximum output power configuration. (powersoft.com)

This provides system technicians with considerable control over the amplifier and connected loudspeaker system.

Active DampingControl

The K6 DSP includes Active DampingControl for cable compensation.

Powersoft identifies Active DampingControl as part of the DSP architecture and describes it as a means of compensating for loudspeaker cable effects. (powersoft.com)

This feature can be useful in professional systems where long loudspeaker cable runs may affect system behavior.

The exact configuration should be adjusted according to the system requirements and manufacturer’s guidance.

TruePower and RMS Limiting

The DSP includes power-management and limiting functions.

Powersoft specifies TruePower, RMS voltage and RMS current limiting along with peak limiting. (powersoft.com)

These tools allow system designers to establish controlled operating limits for connected loudspeakers.

Correct limiter configuration is important when protecting professional loudspeaker systems from excessive power or voltage.

K6 DSP Input Connectivity

The K6 DSP uses professional combo input connectors.

Powersoft identifies Neutrik combo XLR/6.3 mm jack inputs with link capability. (powersoft.com)

This provides flexibility when connecting the amplifier to analog audio sources.

Digital input capabilities depend on the particular DSP/AESOP configuration.

K6 DSP Output Connectivity

The K6 DSP uses professional Neutrik speakON output connections.

Powersoft’s technical documentation identifies Neutrik speakON NL4MD connectors for the output channels. (powersoft.com)

These connectors are widely used in professional loudspeaker systems.

The exact wiring and bridge configuration should follow the amplifier documentation.

K6 DSP Rack Installation

The amplifier is designed for standard 19-inch rack mounting.

Powersoft’s engineering documentation specifies a chassis occupying one rack unit, with a height of approximately 4.5 cm and a depth of approximately 47.5 cm behind the rack-mounting surface. (powersoft.com)

This compact format makes it possible to install multiple K6 DSP amplifiers into a touring rack.

Adequate ventilation and correct rack installation should always be maintained.

Powersoft K6 DSP for Sale

The Powersoft K6 DSP Amplifier is a professional two-channel touring amplifier offering substantial output in a compact 1U chassis.

With up to 3,600 W per channel at 2 Ω, integrated DSP, remote monitoring and multiple protection systems, it provides a flexible amplification platform for professional sound reinforcement applications. (powersoft.com)

The K6 DSP is currently listed by Powersoft as an End of Life model, making the availability of individual units dependent on existing stock. (powersoft.com)

If you are looking for a Powersoft K6 DSP for a touring rack, rental inventory, subwoofer system or professional installation, contact Bsound Pro Audio to confirm the available quantity, condition and configuration.

Condition and Inspection

For a used Powersoft K6 DSP, buyers should inspect the specific amplifier before purchase.

Important inspection points include:

* Front panel condition
* LCD display
* Input connectors
* speakON outputs
* Power connector
* Cooling fans
* Rack ears
* DSP functionality
* Network connectivity where applicable
* Amplifier output performance
* Error history
* Physical condition
* Signs of previous repairs

The condition of individual used amplifiers can vary, so the specific unit should be checked before purchase.

If the amplifier includes an optional DSP or AESOP configuration, buyers should also verify the installed options.

K6 DSP Technical Specifications

General

Product: Powersoft K6 DSP

Type: 2-channel professional power amplifier

Series: Powersoft K Series

Form factor: 1U rack

Status: End of Life according to Powersoft

Channels: 2

Output Power

2 Ω: 3,600 W per channel

4 Ω: 2,500 W per channel

8 Ω: 1,300 W per channel

Bridge 4 Ω: 7,200 W

Bridge 8 Ω: 5,000 W

These figures are based on Powersoft’s stated specifications and test conditions. (powersoft.com)

Power Supply

Nominal power requirement: 100-240 V ±10%

Frequency: 50-60 Hz

Operating voltage: 90-264 V

Power supply: Universal regulated switch-mode with PFC

Powersoft specifies these values for the K6 DSP. (powersoft.com)

DSP

DSP architecture: Analog Devices SHARC

A/D and D/A: Dual 24-bit / 96 kHz Tandem architecture

Dynamic range: 127 dB per channel

Equalization: PEQ, shelving, raised cosine and FIR options

Delay: Digital delay capability

Limiters: TruePower, RMS voltage, RMS current and Peak Limiter

Control: ArmoníaPlus

These features are documented by Powersoft for the K6 DSP. (powersoft.com)

Physical

Rack size: 1U

Weight: Approximately 12 kg / 26.5 lb depending on configuration

Cooling: Variable-speed fan

Airflow: Front to rear

Rack format: Standard 19-inch rack

Powersoft’s documentation provides the corresponding mechanical specifications. (powersoft.com)

Frequently Asked Questions

What is the Powersoft K6 DSP?

The Powersoft K6 DSP is a two-channel professional touring power amplifier with integrated DSP and system-management capabilities.

How much power does the K6 DSP deliver?

It delivers up to 3,600 W per channel at 2 Ω, 2,500 W at 4 Ω and 1,300 W at 8 Ω. (powersoft.com)

Can the K6 DSP operate at 2 ohms?

Yes. Powersoft specifies the K6 DSP for operation with 2 Ω loads and lists 3,600 W per channel at 2 Ω. (powersoft.com)

Is the K6 DSP a two-channel amplifier?

Yes. It is a 2-channel professional power amplifier. (powersoft.com)

How much power does the K6 DSP provide in bridge mode?

Powersoft specifies 7,200 W at 4 Ω and 5,000 W at 8 Ω in bridge mode. (powersoft.com)

Does the K6 DSP have built-in DSP?

Yes. The DSP version includes digital signal processing with equalization, crossover, delay, limiting and other system-management functions. (powersoft.com)

Can the K6 DSP be controlled remotely?

Yes. Powersoft specifies remote control and monitoring through ArmoníaPlus, with additional interfaces available for supported control and monitoring systems. (powersoft.com)

Does the K6 DSP support AES3?

The DSP architecture supports AES3 digital audio input, while K6 DSP+AESOP configurations provide AES3 transport and networking capabilities. (powersoft.com)

How many rack spaces does the K6 DSP occupy?

The K6 DSP occupies 1U of standard rack space. (powersoft.com)

How much does the K6 DSP weigh?

Powersoft lists the K Series at approximately 12 kg / 26.5 lb depending on configuration. (powersoft.com)

What voltage does the K6 DSP use?

The amplifier is designed for 100-240 V ±10%, 50-60 Hz nominal power requirements. (powersoft.com)

Is the Powersoft K6 DSP still in production?

Powersoft currently lists the K6 DSP as End of Life. (powersoft.com)

Is the K6 DSP suitable for subwoofers?

Yes. Powersoft specifically describes the K6 as suitable for subwoofer applications in smaller systems as well as low- and mid-frequency applications in larger systems. (powersoft.com)

Is the K6 DSP suitable for touring?

Yes. The K6 was designed as a touring amplifier, combining high output with a compact 1U chassis and professional system-management features. (powersoft.com)

Where can I buy a Powersoft K6 DSP?

Contact Bsound Pro Audio to confirm current availability, quantity, condition and configuration.

Buy Powersoft K6 DSP

The Powersoft K6 DSP remains a capable professional amplifier for users looking for high output, integrated DSP and compact rack installation.

Its two channels can deliver up to 3,600 W per channel at 2 Ω, while the integrated DSP provides processing, limiting, delay, equalization and system-management capabilities. (powersoft.com)

Because Powersoft currently identifies the K6 DSP as an End of Life model, availability should be confirmed for the specific units being offered. (powersoft.com)

Contact Bsound Pro Audio for current availability, condition and pricing.