Polk Audio Monitor 4 Series 2

Specs

2-way configuration,

bass reflex via front-firing plastic port,

tri-laminate polymer cone midwoofer Polk Audio MW 6502 165mm,

die cast frame, rubber surround,

tweeter Polk Audio SL 1500 25mm,

20-100W@8Ω,

35-25000Hz ±3 dB,

sens. 88 dB,

mm 216x362x190, kg 5,4.

Marantz SR1020 (75SR1020/2A)

Specs
45Wx2@8Ω/20-20000Hz,
2x2 Toshiba A1263 C3180 power transistors,
2x4700µF Elna filter caps,
Elna components,
Marantz RC1020SR remote,

touch sensor (open/close),
phono mm,
fm/am/lw tuning,

30 preset,

timer,
1 ac outlet (switched),
mm 422x76x317, kg 6,0.

Marantz DC1020 (75DC1020/2A)

Specs

(d)eck / (c)d player

|

(d)

2 heads,

2 dc motors,

full logic,

4 digit r/t counter,

Dolby B-C NR HX Pro,

No 30-14000 Hz ±3 dB,
CrO2 30-16000 Hz ±3 dB,
Me 30-16000 Hz ±3 dB,
S/N 58 dB (CrO2, Dolby off), 67 dB (CrO2, Dolby B, 1 kHz), 72 dB (CrO2, Dolby C, 1 kHz),

W&F 0,16%

|
(c)

1bit MASH conversion,

MN662714 dac / filter,

Philips CDM12.1N2T transport / pickup,
NJM072D op amp,

S/N ≥ 102 dB,

dynamic range ≥ 96 dB,

channel separation ≥ 90 dB @ 1 kHz,

10–20000 Hz ± *,* dB,

harmonic distortion ≤ 0,006% @ 1 kHz

|

Nippon Chemicon SME, Rubycon, Elna components,

horizontal tape loading,
Marantz RC1020DC remote,
touch sensor (open/close),

mm 422x76x309, kg 5,0.