Audio-GD

Availability: In Stock

R28 MK3

Truly balanced fully discrete R2R ladder DAC
Brands:
SKU: A60226204

 69,999.00

Truly balanced fully discrete R2R ladder DAC using 8 fully discrete DA converters(2 DA-8 boards)
FPGA controlled boards and decoding
Resistor Controlled Volume Control with upto 0.05% accuracy
Inputs: USB, I2S, Coaxial RCA, & Coaxial BNC
Outputs: 2.5V RCA, 2mA ACSS(Audio GD proprietary) & 5.0V Balanced XLR (fixed) upto 19.0V (pre-amp output mode)
Headphone Amp Output: 9.5W into 25Ω/1.2W into 300Ω(Balanced XLR) 2.7W into 25Ω/350mW into 300Ω(Single Ended 1/4″)
Dimensions(W x L x H): 360 mm x 360 mm x 85 mm
Weight: 7.6 kg

Category: Brands:

Description

R2R DAC capable of:

PCM decoding upto 32bit/384kHZ and DSD512 via USB & I2S
PCM decoding upto 32bit/192kHZ and DSD 256 via Coaxial RCA, Coaxial BNC and AES/EBU
PCM decoding upto 32bit/96kHZ and DSD 128 via optical

True NOS mode DAC

Upto 8x oversampling via OS8 mode

Built in Linear Power Supply

Amanero 384 asynchronous USB input, with all inputs galvanically isolated

Additional information

Weight 7.6 kg
Dimensions 360 × 360 × 85 mm
S/N Ratio

>120DB

THD+N

<0.01%

Gain

L mode : +12DB
H mode : +22DB

Channels imbalance

< 0.05DB

Frequency Breadth

20Hz – 20KHz (< – 0.5DB

Output Level

Headphone output : 19V RMS (balance)
Preamp Variable output : 19V RMS (balance)
DAC Fixed output : 5 V RMS (balance)

Headphone amp output power level (Only for headphone over 15 ohms.)

Balanced mode-

9500mW / 25 ohm
8000MW / 40 ohm
3500MW / 100 ohm
1200MW / 300 ohm
600MW / 600 ohm

Single-Ended mode-

2700mW / 25 ohm
2200MW / 40 ohm
1000MW / 100 ohm
350MW / 300 ohm
170MW / 600 ohm

Output impedance

1 ohm / Headphone output
5 ohm / DAC / Preamp output

Input Sensitivity

0.5 Vp-p(75 Ohms, Coaxial)
19 dBm (Optical)

Support Operate Systems (USB)

Windows, OSX, Linux, ISO

Support Sampling

USB & IIS : 44.1kHz – 384kHz /32Bit DSD64-512
Coaxial mode: 44.1kHz – 192kHz
Optical mode: 44.1kHz – 96kHz

Power Requirement

1 Version 100-120V AC 50/60 Hz
2 Version 220-240V AC 50/60 Hz

Power Consumption

24W

R28 MK3
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