Amazing improvement in sound quality.
The System
Listening with
Topping D30 · DAC: USB / coax / optical DAC (CS4398) · discontinued
- Output impedance: not published
- Output voltage: RCA 2.1 V
- Inputs: USB (16-24 bit/32-192 kHz PCM, DSD64/128); coaxial; optical (to 24/192)
- Outputs: RCA line out
- DAC / chipset: Cirrus Logic CS4398 (per third-party teardowns; manual does not name chip)
- Other: THD+N 0.0006% @ 0 dBFS 1 kHz; noise 3.8 uVrms (A); SNR 115 dB (A); crosstalk -125 dB @ 1 kHz; DC 15 V 1 A; 427 g
[1]
Burson
Burson V6 Opamp · Discrete opamp (single / dual)
- Supply voltage: ±3 V min, ±15 V typ, ±17 V max (absolute maximum ratings table)
- Gain-bandwidth product: 52 MHz (at 100 kHz)
- Dual or single: dual and single (quiescent current 8 mA single and 16 mA dual, at ±15 V)
[2]
