Sony MHC-RX90 User Manual

Recording system

4-track 2-channel stereo

Frequency response

60 – 13,000 Hz (±3 dB),

(DOLBY NR OFF)

using Sony TYPE I
cassette
60 – 14,000 Hz (±3 dB),
using Sony TYPE II
cassette

Wow and flutter

±0.15% W.Peak (IEC)
0.1% W.RMS (NAB)
±0.2% W.Peak (DIN)

FM stereo, FM/AM superheterodyne tuner

Tuning range
3 band model:

87.5 – 108.0 MHz
(50 kHz step)

4 band model:

65.0 – 74.0 MHz
(10 kHz step)
87.5 – 108.0 MHz
(50 kHz step)

Aerial

FM lead aerial

Aerial terminals

75 ohm unbalanced

Intermediate frequency

10.7 MHz

Tuning range

65.0 – 74.0 MHz
(10kHz step)
Polar stereo

Tuning range

MW: 531 – 1,602 kHz
(with interval set at
9 kHz)
LW: 153 – 279 kHz
(with interval set at
3 kHz)

Aerial

AM loop aerial

Aerial terminals

External aerial terminal

Intermediate frequency

450 kHz

DIN power output

80 + 80 watts
(8 ohms, at 1kHz, DIN)

Continuous RMS power output:

100 + 100 watts
(8 ohms at 1 kHz,
10% THD)

Music power output:

160 + 160 watts
(8 ohms at 1 kHz, 10%
THD)

Inputs

VIDEO/MD IN (phono
jacks): voltage 250 mV,
impedance 47 kilohms
MIX MIC (phone jack):
sensitivity 1 mV,
impedance 10 kilohms

Outputs

VIDEO/MD OUT (phono
jacks): voltage 250 mV
impedance 1 kilohms
PHONES (stereo phone
jack):
accepts headphones of 8
ohms or more.
SPEAKER:
accepts impedance of 8 to
16 ohms
SURROUND SPEAKER:
accepts impedance of 16
ohms.
SUPER WOOFER:
Voltage 1 V, impedance 1
kilo ohm

System

Compact disc and digital
audio system

Laser

Semiconductor laser
(

λ

=780nm)

Emission duration:
continuous

Laser output

Max. 44.6 

µ

W*

*This output is the value
measured at a distance of
200 mm from the
objective lens surface on
the Optical Pick-up Block
with 7 mm aperture.

Frequency response

2 Hz – 20 kHz (±0.5 dB)

Wavelength

780 – 790 nm

Signal-to-noise ratio

More than 90 dB

Dynamic range

More than 90 dB

CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wavelength

600 nm

Output Level

–18 dBm

Specifications