“ The headphone: Cardased Sennheiser HD650. The player: Oppo BDP-83 via the dedicated stereo outputs using AudioQuest Sidewinder RCA cables. This is basically a mid-fi set-up, the Lehmann Black Cube Linear USB being the most expensive component. I mostly listened to SACDs, but have played CDs, BDs, and DVD-Audio. Using the amp’s USB...” --Heidegger
“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
“ ****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
“This is a good amplifier in my limited experience, *but*, it might not better than some of the leading solid-state competitors in this price range ($500-600). I haven't compared it too, for instance, Graham Slee, Burson Soloist SE, or Heed's Headamp. Also, you may want to think about tube amps in this price range, or seriously consider something from Audio-GD or Vioelectric. I...” --jdpark
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...
Lehmann Audio Linear Pro (Silver) - high end headphone amplifier, 10Hz-35kHz, switchable between 0/10/18/20dB max, 2x XLR ins, thomann internal power supply. Dimensions: 230 x 90 x 400mm (WxHxD). Weight: 2.1kg. Colour: Silver
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...