Jsmith Posted May 17, 2015 Share Posted May 17, 2015 For sale is the exceptional Oppo HA-1 Headphone Amplifier in very good condition. I am the original owner and purchased directly from Oppo last August. I am asking $900 which includes all the original accessories and shipping in the original box to the lower 48 fully insured. This is what Oppo has to say about the HA-1: The analog audio section of the HA-1 is a fully balanced design with an emphasis on keeping the audio signal in the analog domain once it leaves the DAC. The HA-1 is anchored by a hefty toroidal power transformer, and linear power regulators and filters with custom made capacitors ensure that the headphone amplifier has a clean power source with plenty of reserve energy. The fully balanced Class A power amplification section uses hand-picked and paired discrete components to ensure symmetry, and a motor-driven precision volume control knob allows for both manual and remote control volume adjustment while keeping the audio in a pure analog audio path. Features: - Class A Headphone Amp and Pre-Amp - ESS 9018 Sabre32 Reference DAC - Toroidal Power Supply - High Definition Audio Support - Mobile Device Support - Display Driven Interface Main / Office: Home built computer -> Roon Core (Tidal & FLAC) -> Wireless -> Matrix Audio Mini-i Pro 3 -> Dan Clark Audio AEON 2 Noire (On order) Portable / Travel: iPhone 12 Pro Max -> ALAC or Tidal -> iFi Hip Dac -> Meze 99 Classics or Meze Rai Solo Link to comment
Jsmith Posted May 19, 2015 Author Share Posted May 19, 2015 Sold and shipped. Main / Office: Home built computer -> Roon Core (Tidal & FLAC) -> Wireless -> Matrix Audio Mini-i Pro 3 -> Dan Clark Audio AEON 2 Noire (On order) Portable / Travel: iPhone 12 Pro Max -> ALAC or Tidal -> iFi Hip Dac -> Meze 99 Classics or Meze Rai Solo Link to comment
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