Pioneer CT-F2121

Specs
2 heads (R/P: permalloy, E: ferrite),
1 DC motor,

3 digit linear counter,
Dolby B NR, mpx,

L+R mic in,
Nippon Chemicon SL / LR, Sanyo, Panasonic CE components,
No 30-13000 Hz (40-11000 ±3 dB),
CrO2 30-16000 Hz (40-12000 ±3 dB),
S/N 48 dB (Dolby off), 58 dB (Dolby B),

W&F (wrms) 0,12%,
mm 350x142x282, kg 6,6.

Technics SU-VX500 (SU-VX500EG-K)

Specs

2x55W@8Ω/20-20000Hz,

Technics AN7062N (v-amp ic) + SVI3205A (power ic) power(pack) ic,
2x6800µF Panasonic CE filter caps,
Panasonic Pureism, Panasonic AU / M, Nichicon Muse, Elna components,

power amp direct,

phono mm/mc,

mm 430x125x316, kg 8,2.

Nakamichi PA-5E

Specs

2x100W@8Ω/20-20000Hz,

2x160W@4Ω/20-20000Hz,

Sanken 8x A1294 8x C3263 2x C3519A 2x A1386A power transistors,

2x47000µF Nichicon Type I Great Supply filter caps,

US, Shoei, Elna components,

450VA toroidal power transformer,

STASIS circuit (Threshold),
L & R peak indicators,

mm 435x135x368, kg 22,0.
Similar: Nakamichi PA-5.

Sony MDS-JE520

Specs

20bit Hybrid Pulse dac, 

20bit Delta Sigma adc,

Sony CXD8607N dac / filter,

Sony MDM-5A / Sony KMS-260A/J1N transport / pickup, 

Nippon Chemicon ASF / W, Elna components,

ATRAC 4.5, Wide Bit Stream,

1 analog / 1 opt / 1 coax in, 

1 analog / 1 opt out,

L/R digital level meter,

Sony RM-D15M remote,
S/N > 96 dB,
dynamic range > 97 dB,

channel separation > 100 dB,
5–20000 Hz ± 0,3 dB,
harmonic distortion < 0,004%,
mm 430x95x280, kg 3,4.

Harman Kardon HK6200

Specs

 2x45W@8Ω/20-20000Hz,

2x2 A1265N C3182N power transistors,
2x8200µF Panasonic filter caps,
Tk, Panasonic M / MZ components,

8Ω/4Ω speakers out selector,

phono mm,

mm 443x103x361, kg 7,0.