Rotel RA-840BX4

Specs

50Wx2@8Ω/20-20000Hz,

4x2 B817 D1047 power transistors,

2x8200µF Rubycon filter caps,

Elna, Nichicon Muse / BP, Rubycon Black Gate F components,
toroidal power transformer,

phono mm / mc,

mm 444x86x346, kg 7,2.

Yamaha AX-900

Specs

130Wx2@8Ω/20-20000Hz,

150Wx2@6Ω/20-20000Hz,
4x2 Toshiba 2SA1301 2SC3280 power transistors,

2x22000µF Nichicon Type I Great Supply filter caps,

Elna For Audio / Duorex, Rubycon Black Gate F, Nichicon BP components,

pre / main,
cd direct,

phono mm / mc,

mm 435x165x416, kg 17,0.

Katai ECD-150

Specs

16bit conversion,
Yamaha YM3020 - YM3805 dac / filter,
--- transport,
4558D 4560D op amps,
Elna RE2 components,

S/N ≥ -- dB,

dynamic range ≥ -- dB,

channel separation ≥ -- dB,

2–20000 Hz ± -,- dB,

harmonic distortion ≤ -,----%,

mm ---x---x---, kg -,-.