#7 Yaqin SD-33A Vacuum Tube CD Player HDCD Player Selling for family member who has passed away and collected sound equipment, so haven’t tested recently, but if you send me a message I’ll test whatever you’re interested in.Please view all photos at full screen size for best detail. Please look at the photos, ask for more if you need them, and always ask questions before buying. All Electronics are sold as-is due to their delicate nature. Returns are only accepted if the item is not as described, and at the expense of the buyer for the cost of the return shipping. No expressed guarantee unless otherwise noted. Important Shipping information: Most deliveries occur 14-30 business days from payment, some slightly longer, some shorter, contact us for more information. The electrical circuit characteristics:Using U.S. Company BB PCM1794U with DAC chips and decoders.Using the excellent and stable multi-filter circuit, effectively remove the digital signal, giving you high Fidelity music signal output.Using two sounds good to promote the strong flavor of bile 6N8P amplification circuits and high Fidelity (OPA2604) op amp output, two groups to choose from.With coaxial digital signal output terminal for external audio decoder.The machine coupling circuit uses audiophile grade capacitors and imported French Suren grade fever sound special electrolytic for filtering and high-precision manufacturing metal oxide film resistors.Dedicated power transformer silicon steel imported audio (thickness 0.35mm) and high.Strength enameled wire and special winding OFC production process, enables the system to electromagnetic interference less, driving strong, transparent sound quality and powerful. Specifications:Audio output level: Balanced 4V (± 0.5dB) Single-ended 2V (± 0.5dB)Frequency response: 10Hz-35kHz (± 0.5dB)SNR: ? 110dB (A-weighted)Distortion factor: ? 0.005%Dynamic range: 117dBAnalog Output: Balanced group, unbalanced two groupsDigital Output: a group coaxial Tube: 6N8P × 2Power Supply: AC110V-120V/220V-240V 60Hz/50Hz (110V-120V version will be takes 7-14 working days to order)Weight: 16 KGDimension:: Length 390mm (15.3”) x Height 190mm (7.4”) x Depth 490mm (19.2”)