Sony UX-S (1990)

Specs
IEC II tape
50 mins

Akai GXC-715D

Specs
2 heads (R/P: GX head, E),
2 DC motors (1 x capstan drive, 1 x reel drive),

3 digit linear counter,

Dolby NR,

L+R mic in,

Sanyo, Nippon Chemicon SL / LL, Marcon, Nichicon components,

LN/LH 35-14000 Hz ±3 dB,
CrO2 35-15000 Hz ±3 dB,
FeCr 35-16000 Hz ±3 dB,
S/N 54 dB (LN/LH, Dolby off), 56 dB (CrO2/FeCr, Dolby off), 66 dB (CrO2/FeCr, Dolby NR, 5 kHz),

W&F (wrms) < 0,04%,
mm 440x138x273, kg 8,5.

Teac CX-400

Specs
3 heads (Ferrite HD),
1 DC servo motor,

3 digit linear counter,

Dolby NR,

L+R mic in,

peak hold,

Marcon components,

30-20000 Hz,
S/N 47 dB (Me, Dolby off), 52 dB (Me, Dolby NR, 1 kHz), 57 dB (Me, Dolby NR, 5 kHz),

W&F (wrms) 0,10%,
mm 410x142x300, kg 6,1.