Akai GX-F71

Specs
3 heads (Super GX Heads),
2 motor DD, 

full logic,
4 digit counter,
Dolby B-C NR, mpx,

wired remote,

Nippon Chemicon SM / SM-D / NXA, Marcon, Sanyo components,

No 20-17000 Hz,
CrO2 20-18000 Hz,
Me 20-21000 Hz,
S/N 60 dB (Dolby B, Me), 74 dB (Dolby C, No), 76 dB (Dolby C, Me),

W&F 0,028%,
mm 440x90x377, kg 7,4.

Luxman L-504

Specs
2x35W@8Ω/20-20000Hz,

2x2 Nec D545A D188A power transistors,
2x6800µF Nippon Chemicon filter caps,
Nippon Chemicon SL, Nec components, tantalum caps,

pre/main,

phono mm.

mm 450x160x268, kg 10,5.