MissionDr. Hope CassinDylan Berge 778x integrateAmaya DickiDr. Gonzalo Weissnatd amplifier (SILVEJensen Altenwerth PhDDr. Alford Deckow IIR) built-in DAC, Prof. Brannon BradtkeBluetoothHunter Homenick, MM PJace FayCameron Willhono Stage aProf. Virginia ConsidineProf. Edmond Heller Ind headphone amplVena JerdeifierMr. Cristina Brakus

Model

778X

General Description

Digital-to-Analogue Converter, Stereo Amplifier

Design Philosophy and Core Technology

• Integrated Amplifier (45 watts @8 ohms, 65 watts @4 ohms)

• ESS Sabre32 ES9018K2M Reference Chip

• Ultra-low Noise Digital Audio File Compability (384kHz PCM, DSD256) • Bluetooth 5.0 (aptX / AAC) Support

• Dedicated High-performance, Low-noise MM Phono Stage

• Headphone AMP With High-speed Output Signal Transition

• USB Upgrade Support

• Large Tractile Controls With LED Level Indicators

Inputs

1 x Coaxial, 2 x Toslink Optical, 1 x PC USB, 1 x Bluetooth (aptX/AAC),

2 x AUX,1 x RCA (Phono MM)

Outputs

1 x Coaxial, 1 x Toslink Optical, 1 x RCA (PRE Out)

Sampling Frequency

Optical / Coaxial: 44.1kHz-192kHz;

PC USB:44.1kHz-384kHz(PCM) / DSD64, DSD128, DSD256

Preamplifier Section

Gain (max.)

+0dB (Line), +47dB (Phono MM)

Input Sensitivity

540mV (Line, Volume = 0dB); 2.5mV (Phone MM, Volume = 0dB)

Input Impedance

10K (AUX); 47K//100pF (Phono MM)

Total Harmonic Distortion (THD)

<0.003%

Frequency Response (ref. 1kHz)

20Hz-20kHz (±0.1dB)

PRE Output Level

2.1Vrms (max.)

PRE Output SNR

>110dB (A-weighted)

DAC

D to A Converter

ESS Sabre32 ES9018K2M

Resolution

32-bit

Max. Sampling Frequency

Optical/Coaxial: 192kHz;

USB: PCM 384kHz / 11.2896MHz (DSD256)

Total Harmonic Distortion (THD)

< 0.001% (1KHz @ 0dBFS)

Output level (0dBFS, 1KHz)

2.1Vrms

Power Amplifier Section

Gain

+31dB

Rated Power Output

2x45W(@8ohms); 2 x 65W (@ 4 ohms)

Frequency Response (ref. 1kHz)

20Hz-20KHz (± 0.5dB)

Total Harmonic Distortion (THD)

<0.005% (30W / 8 ohms)

Input Sensitivity

540mV (RCA AUX In); 2.5mV (Phono MM)

Signal-to-Noise Ratio (SNR)

>108dB (ref. 45W, A-weighted)

Crosstalk @1K

>80dB (ref.1W)

Standby Power Consumption

<0.5W

Headphone Amplifier

Total Harmonic Distortion (THD)

< 0.01% (1kHz, 50mW )

Output Impedance

4.7 ohms

Load impedance

20-600 ohms

General

Dimensions (mm) (W x H x D)

236x98x380.6

Carton Size (mm) ( W X H X D)

450x392x175

Net Weight

6.3kg

Finish

SILVER

Power requirements

220-240V ~ 50/60Hz

Standard Accessories

Power Cord, Remote Control, User Manual, Antenna