Harman/kardon HK 990 Reviews

Consumer review (amazon.com)

Amazon.com review summary for Harman/kardon HK 990

alaTest has collected and analyzed 13 user reviews of Harman/kardon HK 990 from Amazon.com. The average user rating for this product is 3.9/5, compared to an average user rating of 4.0/5 for other products in the same category on Amazon.com.

77% of the reviews on Amazon.com give this product a positive rating.

Nov, 2024

Expert review by : Dr. David A. Rich (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management ? Part III

Circuit design and the tape recorder section are the focus of the final section of my HK 990 review. The topics are addressed to different groups. Those interested in the tape recorder section will find information on Page 9. The tape recorder...

As with any debut product, the HK990 has some glitches. The front panel controls are very difficult to manipulate and the room-correction system has some software bugs. Putting these issues aside, the HK990 is a revolutionary product that will be on...

Nov, 2011

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Expert review by : David A. Rich, Ph.D. (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management – Part III

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management

I wrote much of this material in October 2010. At the time, my sole reference was the service manual (the actual unit arrived several months later). I intended the piece to be a preview of the HK 990, which had just been shown at CEDIA. Since then, the...

Nov, 2011

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Expert review by : David A. Rich, Ph.D. (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management – Part II

This second part of the HK 990 review examines the signal flows in the HK 990 dual-domain integrated amplifier. This analysis is relevant to all units, including modem AVRs, with a DSP signal processing unit in the main signal path.

We ended at the analog preamp out. Our journey through the HK 990 DSP-centric integrated amplifier has concluded. While the unit’s design requires a multi-disciplinary approach and hundreds of parts, the basics of the design at the block-diagram level...

Oct, 2011

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Expert review by : Dr. David A. Rich (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management ? Part II

This second part of the HK 990 review examines the signal flows in the HK 990 dual-domain integrated amplifier. This analysis is relevant to all units, including modem AVRs, with a DSP signal processing unit in the main signal path. The signal flow is...

We ended at the analog preamp out. Our journey through the HK 990 DSP-centric integrated amplifier has concluded. While the unit’s design requires a multi-disciplinary approach and hundreds of parts, the basics of the design at the block-diagram level...

Oct, 2011

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Expert review by : Dr. David A. Rich (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management ? Part I

The HK 990 is a truly unique stereo component. It is a dual domain device capable of accepting analog or digital inputs, converting domains as required, and sending the results to the speaker. A complex room-correction system in a stereo integrated...

With the addition of digital room-correction, the HK 990 travels into unique space for a stereo integrated amplifier. As a dual-domain device, its internal electronics are conversant with analog or digital inputs, including high resolution files....

Oct, 2011

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Expert review by : David A. Rich, Ph.D. (hometheaterhifi.com)

Harman Kardon HK 990 Stereo Integrated Amplifier with Digital Room Correction and Dual Subwoofer Bass Management – Part I

The HK 990 is a truly unique stereo component. It is a dual domain device capable of accepting analog or digital inputs, converting domains as required, and sending the results to the speaker.

With the addition of digital room-correction, the HK 990 travels into unique space for a stereo integrated amplifier. As a dual-domain device, its internal electronics are conversant with analog or digital inputs, including high resolution files....

Oct, 2011

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Expert review by : Tyler Stripko (hometheaterhifi.com)

Harman Kardon HK 990 Integrated Amplifier and HD 990 CD Player

Most likely recognized in todayâ€™s market as a purveyor of home theater receivers, desktop/PC speakers, iPod docks, and factory-installed automotive sound systems, Harman Kardon is a name that is also well-recognized in traditional 2-channel audio....

The HK 990 integrated amplifier and HD 990 CD player are stunning achievements for Harman Kardon. They are beautifully crafted and artfully designed components that will blend well into almost any décor. More importantly, they offer a level of...

Jun, 2011

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Consumer review (audioreview.com)

Harman Kardon HK 990 Integrated Amplifiers

This thing is everything you want in an integrated amplifier.

Sep, 2017

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Consumer review (audioreview.com)