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Grace Design m903 reference headphone amplifier / DAC

Grace Design m903 reference headphone amplifier / DAC

“ What is it? The Grace Design m903 reference headphone amp / DAC is a device that is typically used in audio production / audiophile setups to take one audio source and give life to some other audio device. In my case I let it drive my HD-650 headphones with stock cable.   Here are a few things to note prior to reading any further. My headphones have been fully burned in for over...” --NA Blur

100% Positive Reviews
Emotiva mini-X a-100

Emotiva mini-X a-100

“This review is based on matching the Mini X with Hifiman He-500 Headphones.     You may be reading this review, unsure what to make of this Amp, asking how can a cheap sub $200 amp offer the power needed for an expensive Headphone such as the Hifiman He-500?  If you have done your homework you will find this is the stereo amp everybody is...” --fluidz

100% Positive Reviews
Fischer Audio Mystify

Fischer Audio Mystify

“ ****Note**** As always, these are strictly my opinions. I try to present these products as honestly as possible and try to describe them as best as possible. As always, YMMV.  ****NOTE****   FISCHER AUDIO MYSTIFY PORTABLE HEADPHONE AMP     SPEC’S:   Frequency “flatness”: +/- 0.5db Dynamic Range: 110 db Total Harmonic Distortion: 0.001% Intermodulation...” --LFF

100% Positive Reviews
Grace Design m902b reference headphone amplifier (balanced output)

Grace Design m902b reference headphone amplifier (balanced output)

“ I write this as a regret selling it off... It really gave me the most thrilling headphone experiences I have had - together with my HD650's that is. With Beyer T1 it was too bright. But I think I am exceptionally  sensitive to brightness. My friend loved the combo (m902 + T1), so don't take my word for it.    Anyway - be careful if you are sensitive to brightness in...” --ardilla

100% Positive Reviews
Grace Design Model 901

Grace Design Model 901

“I was looking for a step up from PA2V2, admirable though it is and fond though I am of it. I listened to a friend's Headroom Maxed Out Home Amp that showed what I was missing because of the PA2V2.   I got this m901 used. I generally feed unbalanced analog sources and am happy that I can distinguish between my various disc spinners.   Using the coaxial digital input from a Sony DVP...” --bajjisw

100% Positive Reviews
Grace Design m905

Grace Design m905

Don't compromise sound for function - the Grace Design m905 monitor controller gives you amazing control over your studio's monitoring AND sounds incredible too. Put the m905 in your rack, and connect up to three pairs of monitors plus a subwoofer. You've got a ton of digital and analog input options, and you can control everything from the included remote with LCD screen. You...

Emotiva UPA-200

Emotiva UPA-200

UPA-200 represents a true breakthrough in audiophile-quality amplification. At last, a truly affordable stereo power amplifier that can satisfy the most discerning aficionado, and at the same, is affordable to anyone with a desire for real quality. Our advanced engineering and design techniques have resulted in an amazing new amplifier. Its rock solid performance and affordable price point...

Fischer Audio HA-02

Fischer Audio HA-02

Frequency range: 10Hz-20kHz Amplitude-frequency responce (AFR) irregularity within the frequency range: 0.3 dB Dynamic range: 110 dB Harmonic distortions: 0.002 % Intermodulation distortion (CCIF) 0.006 % Interpenetration of channels at frequency 1 kHz: -73dB Rated input voltage: 0.5 Maximalinput voltage: 3.5 V Maximal output voltage at the non loaded output: 10 V Maximal undistorted power...

Grace - m902 - Reference Headphone Amplifier

Grace - m902 - Reference Headphone Amplifier

Professionals and audiophiles alike will be floored by the high-performance 24-bit/192kHz DAC, which includes a unique s-Lock dual-stage PLL (Phase Lock Loop) for extremely low intrinsic jitter and rock-solid digital performance. A full set of analog and digital inputs are available, all of which are selectable via a front panel rotary switch. At the core of the m902 is meticulously designed,...

Grace - m902 - Reference Headphone Amplifier - Balance Line Outputs

Grace - m902 - Reference Headphone Amplifier - Balance Line Outputs

"Pretty Miraculous" The m902 reference headphone amplifier from Grace Design is built upon the remarkable success of the companys venerable model 901, with the addition of many new and essential features. It is designed to be an invaluable tool for any critical audio application for which reference quality headphone amplification is required. A trio of Stereophile critics all...

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