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Accessories

Details
Parent Category: Products
Category: Equipment-Review Archives
Created: 27 October 2009
  • 10/2009 - Harmonic Resolution Systems SXR Audio Stand, S1 Isolation Base, Damping Plate, Nimbus System Ultra Audio
  • 03/2009 - DVDO Edge Video Processor SoundStage! A/V
  • 02/2009 - Shunyata Research Dark Field Cable Elevators SoundStage!
  • 02/2009 - Copland DRC205 Digital Room Correction Processor SoundStage! A/V
  • 02/2009 - Roku Digital Video Player SoundStage! A/V
  • 07/2008 - Audio Elegance Dakota Amplifier Stand SoundStage!
  • 06/2008 - Zanden Audio Systems DSC-1 Digital Signal Conditioner SoundStage! A/V
  • 05/2008 - Blue Circle Audio USB Thingee Digital Converter GoodSound!
  • 05/2008 - Osage Audio Products Listener Select Optical-Disc Cleaner SoundStage!
  • 04/2008 - Audioengine AW1 Wireless Audio Adapter GoodSound!
  • 03/2008 - Walker Audio Ultra Vivid CD Cleaner SoundStage!
  • 12/2007 - Trends Audio UD-10.1 USB Audio Converter GoodSound!
  • 11/2007 - EquaRack Multi-Mount Footers Ultra Audio
  • 05/2007 - Universal Remote Control MX-900 Universal Remote Control Home Theater & Sound
  • 03/2007 - NonameHifi Cable Lifters and Resonance Absorbing Balls Ultra Audio
  • 10/2006 - Logitech Harmony 880 Universal Remote Control SoundStage! A/V
  • 08/2006 - Silent Running Audio Craz 4 Reference isoRack Plus Equipment Rack Ultra Audio
  • 07/2006 - Logitech Harmony 890 Universal Remote Control Home Theater & Sound
  • 07/2006 - Silent Running Audio Craz 4 Reference isoRack Plus Equipment Rack SoundStage!
  • 06/2006 - Lumagen VisionProHDP Video Processor Home Theater & Sound
  • 03/2006 - Gryphon Audio Designs Exorcist Ultra Audio
  • 02/2006 - Logitech Harmony 880 Universal Remote Control Home Theater & Sound
  • 02/2006 - Silent Running Audio Ohio Class XL Plus2 Equipment Platform SoundStage!
  • 10/2005 - Symposium Acoustics Rollerblock Series 2+ and Rollerblock Jr. Version 1.1 Footers (Review Follow-up) SoundStage!
  • 10/2005 - Audiodesksysteme Gläss CD Sound Improver Ultra Audio
  • 09/2005 - Symposium Acoustics Ultra Platform and Svelte Shelf SoundStage!
  • 09/2005 - Auric Illuminator Optical Disc Treatment Ultra Audio
  • 04/2005 - Philips Pronto NG TSU3000 Remote Control Home Theater & Sound
  • 04/2005 - Audiotop Digital Cleaner and Connect Workstation Ultra Audio
  • 03/2005 - Vibrapod Isolators and Cones Ultra Audio
  • 01/2005 - Logitech Harmony 688 Universal Remote Control Home Theater & Sound
  • 09/2004 - Harmonic Resolution Systems Nimbus Couplers, Nimbus Spacers, and Damping Plates (Review Follow-up) SoundStage!
  • 06/2004 - Harmonic Resolution Systems M3 Isolation Base SoundStage!
  • 05/2004 - Solid-Tech Rack of Silence Equipment Rack onhifi.com
  • 05/2004 - Bybee Slipstream Power Charger Ultra Audio
  • 05/2004 - CryoTweaks Plug and Play Speaker Purifier with Bybee Inside Ultra Audio
  • 02/2004 - Harmonic Resolution Systems M3 Isolation Base Ultra Audio
  • 12/2003 - OmniMount Systems 20.0, Sanus Systems WMS2, Monster Cable MM1UMK Wall-Mount Speaker Brackets onhometheater.com
  • 12/2003 - Kontak Electrical Contact Cleaner onhifi.com
  • 11/2003 - Philips TSU500 Pronto NEO Universal Learning Remote Control onhometheater.com
  • 09/2003 - Walker Audio Ultimate High Definition Links, Vivid Deluxe, Vivid Basic Ultra Audio
  • 09/2003 - H2L Gold and Silver Contact EnhancersSoundStage!
  • 06/2003 - SLAPPA HardBody CD and DVD Storage Cases SoundStage!
  • 06/2003 - Silent Running Audio Tremor/Less Isolation Platform Ultra Audio
  • 04/2003 - Mondial M.A.G.I.C. Cable TV Isolator onhometheater.com
  • 03/2003 - 303 Sonic Blast CD Cleaner and Restorative onhifi.com
  • 03/2003 - Parts Express Speaker Stands GoodSound!
  • 03/2003 - AudioQuest Big Feet onhometheater.com
  • 01/2003 - Silent Running Audio VR 3.0 isoBASE Equipment Platforms SoundStage!
  • 07/2001 - Final Laboratory Daruma 3-II Isolation Devices SoundStage!
  • 07/2001 - Symposium Rollerblocks and Walker Audio High Definition Links SoundStage!
    07/2001 - Audio Harmony TWO Harmonic-Enhancement Device
    SoundStage!
  • 06/2001 - Nirvis Slink-e and CDJ Software onhifi.com
  • 10/2000 - One For All Cinema 6 and Jensen SC-570 Universal Remote Controls Home Theater & Sound
  • 06/2000 - Billy Bags PRO-1000 CD Storage Rack onhifi.com
  • 04/2000 - Audiostand Loudspeaker Stands SoundStage!
  • 03/2000 - Audience Auric Illuminator Optical-Disc Treatment System SoundStage!
  • 07/1999 - Nordost Pulsar Points SoundStage!
  • 06/1999 - Cromolin VC Damping Material SoundStage!
  • 05/1999 - LaserBase Component Stand SoundStage!
  • 02/1999 - Bright Star Audio Big Rock, Little Rock and Air Mass SoundStage!
  • 11/1998 - Music Sciences 02 Blocker SoundStage!
  • 10/1998 - TDS Passive A/T and Passive Audiophile Sound-Enhancement Devices SoundStage!
  • 08/1998 - Vibrapod Isolators SoundStage!
    11/1998 - Vibrapod Isolators Followup Review
    SoundStage!
  • 05/1998 - SCE Harmonic Recovery System SoundStage!
  • 01/1998 - Golden Sound DH Cones and Squares SoundStage!
  • 12/1997 - Osiris Audionics Speaker Stands SoundStage!
    08/1998 - Osiris Audionics Osiris Speaker Stands Follow-up Review
    SoundStage!
  • 12/1997 - Coincident Speaker Technology Triumph Speaker Stands SoundStage!
  • 10/1997 - TDS-II Analog Audio Processor SoundStage!
    12/1997 - Followup Review
    SoundStage!
  • The SoundRack Granite Signature SoundStage!
  • The Free 2 Point Alignment Protractor SoundStage!
  • Z-Man Signal Enhancer SoundStage!
    12/1997 - Followup Review
    SoundStage!
  • Marigo Bear Feet SoundStage!
  • Bright Star Audio's Ultimate Isolation System SoundStage!
  • Rack and Roll SoundStage!
  • Black Diamond Racing - The Shelf SoundStage!
  • Whatchamacallits SoundStage!
  • 07/1996 - Black Diamond Racing - The Pyramid Cones SoundStage!

NRC Measurements: SVS Ultra Evolution Pinnacle Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 15 April 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: tweeter axis
Grille: none

Frequency response and voltage sensitivity

Voltage sensitivity: 87.56dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: Radiant Acoustics Clarity 6.2 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 15 March 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: tweeter axis
Grille: none

Frequency response and voltage sensitivity

Voltage sensitivity: 84.62dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: Focal Theva N°2 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 01 March 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: tweeter axis
Grille: off

Frequency response and voltage sensitivity

Voltage sensitivity: 88.11dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: DALI Epikore 9 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 01 February 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: 43.5cm up from bottom of cabinet
Grille: off
Port plugs: none

Frequency response and sensitivity

Sensitivity: 87.64dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD 90dB

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Chart B: @ 95dB, 50Hz - 10kHz (measured @ 2m)

THD 95dB

Top curve: frequency response @ 95dB SPL
Bottom curve: THD+N @ 95dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Dev 90dB

Chart B: Difference @ 95dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Dev 95dB

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical Phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: T+A Elektroakustik Criterion S 230 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 01 February 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: 95cm up from bottom of cabinet (near top of topmost midrange, manufacturer specified)
Grille: off

Frequency response and voltage sensitivity

Voltage sensitivity: 86.2dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: PSB Imagine T65 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 15 January 2025

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: 36″ up from bottom of cabinet (manufacturer specified)
Grille: off

Frequency response and voltage sensitivity

Voltage sensitivity: 84.72dB (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Listening window

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Deviation from linearity

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical phase

Vertical axis: phase
Horizontal axis: frequency

NRC Measurements: Arendal Sound 1528 Tower 8 Loudspeaker

Details
Parent Category: Products
Category: Loudspeaker Measurements
Created: 01 December 2024

All loudspeaker measurements are performed independently at the National Research Council of Canada. All measurement data and graphical information displayed below are the property of the SoundStage! Network and Schneider Publishing Inc. Reproduction in any format is not permitted.

Setup

Microphone measuring position: 106cm up from bottom of footers (near to top of top woofer) unless indicated otherwise
Grilles: none
Port plug: none
Mid- and high-frequency jumpers: Ref position unless indicated otherwise

Frequency response and sensitivity

Sensitivity: 89.04B (averaged 300Hz-3kHz on Listening Window, 2.83V/1m)

Chart A: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: on-axis response
Middle curve: 15 degrees off-axis response
Bottom curve: 30 degrees off-axis response

Chart B: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Top curve: 45 degrees off-axis response
Middle curve: 60 degrees off-axis response
Bottom curve: 75 degrees off-axis response

Chart C: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)
Additional measurement to show effect of mid-frequency jumper positions

Frequency response

Top curve: Lo position
Middle curve: Ref position
Bottom curve: Hi position

Chart D: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)
Additional measurement to show effect of mid-frequency jumper positions

Frequency response

Top curve: Lo position
Middle curve: Ref position
Bottom curve: Hi position

Chart E: 20Hz - 20kHz (measured @ 2m, plotted @ 1m)
Additional measurement to show SPL with microphone positioned at midpoint of woofers

Frequency response

Curve: on-axis response

Listening window

20Hz - 20kHz (measured @ 2m, plotted @ 1m)

Frequency response

Response curve is an average of five measurements: on-axis, 15 degrees left and right off-axis, 15 degrees up and down off-axis

Total harmonic distortion + noise

Chart A: @ 90dB, 50Hz - 10kHz (measured @ 2m)

THD 90dB

Top curve: frequency response @ 90dB SPL
Bottom curve: THD+N @ 90dB (50Hz - 10kHz)

Chart B: @ 95dB, 50Hz - 10kHz (measured @ 2m)

THD 95dB

Top curve: frequency response @ 95dB SPL
Bottom curve: THD+N @ 95dB (50Hz - 10kHz)

Deviation from linearity

Chart A: Difference @ 90dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Dev 90dB

Chart B: Difference @ 95dB from 70dB, 50Hz - 20kHz (measured @ 2m)

Dev 95dB

Impedance magnitude variation

Impedance

Vertical axis: impedance
Horizontal axis: frequency

Electrical phase

Electrical Phase

Vertical axis: phase
Horizontal axis: frequency

  1. NRC Measurements: Sonus Faber Sonetto V G2 Loudspeaker
  2. NRC Measurements: Monitor Audio Gold 300 6G Loudspeaker

Subcategories

Product Awards

Measurements

Equipment-Review Archives

The following categories containing listings of all product reviews published by the SoundStage! Network since 1995 from all of our online publications. The products are divided into categories and listed in descending order by date. There is no Search function within the listings, but you can search by bringing up the page with the appropriate list and using the "Find" command on your browser. (For Internet Explorer select: Edit > Find on this Page.)

Loudspeaker Measurements

Headphone Measurements

Subwoofer Measurements

Headphone Amplifier Measurements

Amplifier Measurements

Preamplifier Measurements

Phono Preamplifier Measurements

Digital-to-Analog Converter Measurements

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