“ Graham Slee Solo Ultra Linear Quick Review Thanks to Graham Slee for the loan. Full review here http://www.head-fi.org/t/765465/graham-slee-solo-ultra-linear-review-by-mark2410 Brief: Teeny amp, giant name. Price: £670 or circa US$1020 Specification: Lots, see here http://www.gspaudio.co.uk/soloultralinear.htm Accessories:...” --mark2410
“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
“ I bought this to give my iPod (320Kps files) a boost and immediately noticed a difference. The sound became more relaxed and allowed more detail to percolate through. It seemed to take the rough edges off without making the sound mushy. Since disposing of the iPod and moving to a Cowon X7 (FLAC files) I still hear improvements but maybe not as night-and-day as before. I use a...” --RevC
“ It's sound is nice, but still not precise enough for me. ” --chmp
“ ****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
“I owned this amplifier for a short while before deciding to sell it on. I bought it on the strength of very positive reviews (5 stars, amp of the year etc.) in UK magazine What HiFi. Paired with my Audiolab MDAC I could hear very little difference between the stock headphone out and this amp into a pair of Grado 80i's. don't get me wrong, the sound quality from the amp was good but I couldn't...” --head8k
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...
The PSU1 is the unipolar linear audio power supply supplied with our flagship phono stage preamps and headphone amplifiers. Safety certified to IEC standard 60950 - click here to download CB certificate (PDF file). The PSU1 linear audio power supply has a stabilized output voltage of +24VDC as well as a nominal 30V DC, at a down-rated 200mA. It is available with detachable DC cords fitted...
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...