MP-D2 tube DAC was first released in 2014. It is a special killer DAC which can sound better than other 2x-5x price range DAC in the market according to some users’ comparisons and reports. We keep researching and improving it during the past 4 years to make it great. On Nov 10, 2019, we are glad to announce the latest and the best MK3 deluxe version.

Default Output Tubes is 4x Russian 6H6

DAC Modules Options include as below:
-AKM AK4490
-AKM AK4497 (+RM810)
-ESS ES9038PRO (+RM1260)

Package A: (Default options)
-Shuguang 6Z5P Rectifier Tubes
-4x Obbligato Gold Output Coupling Capacitors

Package B: (+RM895)
-Shuguang 6Z5P Rectifier Tubes
-2x Mundorf Superme MCAP Gold Silver Oil + 2x Obbligato Gold (RCA Upgrade) Output Coupling Capacitors

Package C: (+RM1795)
-Shuguang 6Z5P Rectifier Tubes
-4x Mundorf Superme MCAP Gold Silver Oil (Full XLR Upgrade) Output Coupling Capacitors

Package D: (+RM225)
-RCA 5R4 Rectifier Tubes
-4x Obbligato Gold Output Coupling Capacitors

Package E: (+RM1120)
-RCA 5R4 Rectifier Tubes
-2x Mundorf Superme MCAP Gold Silver Oil + 2x Obbligato Gold (RCA Upgrade) Output Coupling Capacitors

Package F: (+RM2020)
-RCA 5R4 Rectifier Tubes
-4x Mundorf Superme MCAP Gold Silver Oil (Full XLR Upgrade) Output Coupling Capacitors

Options 2 (USB Board) includes as below:
-MK3 USB Board With SiTime Clocks (Default option)
-MK3 USB Board With Crystek 957 Femto Clocks (+RM445)

Technical Specs:

Frequency response: DC to 50khz
DR/SN: 127 dB
Fixed output level: 5V balanced XLR, 2.5V single-ended RCA
Preamp variable output level: up to 15V
Input interface: USB input supports up to PCM384Khz, DSD256 (AK4490), DSD512 (AK4497), DSD128 (ES9038Pro), DSD512 (ES9038Pro with external 60-100Mhz 3.3V clock). Coaxial and AES inputs support up to PCM 24Bit 192Khz. Bluetooth up to APTX-HD.
6.3V filament signal tubes: 6H6(stock), 6H30Pi, E88CC, 6922, 6DJ8. 12.6V filament signal tubes: 12AU7, 12BH7, E80CC
6.3V filament rectifier tube: 6Z5P (stock), 6X5. 5V filament rectifier tubes: 5R4, 5AR4, 5U4G, 5Y3, 5BC3 with adapter, 274B, GZ34, GZ33.
Dimension: W 34.5cm x D 38cm x H 15cm
Gross weight: 12.5 kg
Input voltage: 110-120V or 220-240V, pre-configured to the destination country. Can be changed later by the user.