Technics SC-CH730 User Manual

TUNER/SOUND PROCESSOR
@ Pre-amplifier section
Input sensitivity/impedance
PHONO 2.5 mV/47 kQ
EXTERNAL, VCR, VDP 250 mV/15 kQ
Output level
EXTERNAL RECOUT 150 mV/1.5 kQ
Frequency response
PHONO 30 H2-15 kHz/+1.5 to —2.0dB
EXTERNAL, VCR, VDP 20 Hz~-40 kHz
@ DOLBY PRO LOGIC section
PRO LOGIC mode SURROUND, 3 STEREO
CENTER mode NORMAL, WIDE, PHANTOM
DELAY TIME 15, 20, 25, 30 ms
H EQ, SFP section
EQ SPACE mode
3 modes HALL, CLEAR, HEAVY
@ FM tuner section
Frequency range 87.50-108.00 MHz
(0.05 MHz steps)
Sensitivity 1.8 pV (IHF usable)
S/N 26 dB 1.5 pV
S/N
MONO 70 dB (75 dB, IHF)
Stereo separation
1 kHz 35 dB
Antenna terminal(s) 75 Q (unbalance)
Mm AM tuner section
Frequency range
522-1611 kHz (9 kHz steps)
§30-1620 kHz (10 KHz steps)
LW 144-288 kHz (9 kHz steps)
Sensitivity (S/N 20 dB)
MW 500 pV/m
LW 50 uV
m Timer section
* Clock Quartz-lock type
Function 24-hour programmable;
Play timer (1 time), Rec timer (1 time),
Sleep (120 min, 30 min intervals)
Setting 1 minute—23 hours 59 minutes
(1 min intervals)
@ General
Dimensions (WXHxXD) 270x 89x 274 mm
Weight 1.7 kg
AMPLIFIER
@ Amplifier section
Power output
DIN 1 kHz, THD 1%, both channels driven
2x50 W (6 Q)
RMS 1 kHz, THD 10%, both channels driven
2X70 W (6 Q)
PRO LOGIC mode
DIN 1 kHz, THD 1%
MAIN (both channels driven)
2x40 W (6 Q)
SURROUND 40 W (40+4Q)
CENTER 40 W (8 Q)
RMS 1 kHz, THD 10%
MAIN (both channels driven)
2x50 W (6 Q)
SURROUND 50 W (40+4Q)
CENTER 50 W (8 Q)
Total harmonic distortion
Rated power at 1 kHz 1% (6 Q)
Half power at 1 kHz 0.09% (6 Q)
Load impedance
MAIN 6-8 Q
SURROUND 4-80
CENTER 80
S/N (rated power)
MAIN 90 dB
@ General
Power consumption 213 W
Power supply 230 V-240 V, AC 50/60 Hz
Dimensions (WXHXD) 270xX118.5x341.5 mm
Weight 4.8 kg
CD PLAYER
@ Audio
DA converter 1 bit 2 DAC MASH
@ Pickup
Wavelength 780 nm
@ General
Dimensions (WXHXD) 270x89x266 mm
Weight 1.5 kg
CASSETTE DECK
Deck system Stereo cassette deck
Track system 4 track, 2 channel
Recording system AC bias
Bias frequency 100 kHz
Erasing system AC erase
Heads
Deck 1
(Playback head) Permalloy head
Deck 2
(Recording/Playback head) Permalloy head
(Erasing head) Double gap ferrite head
Motors
Deck 1, 2
Capstan drive DC servo motor
Reel table drive DC motor
Tape speed 4.8 cm/s
Wow and flutter 0.1% (WRMS)
Fast forward and rewind times
Approx. 52 seconds
with C-60 cassette tape
Frequency response
(Dolby NR off)
NORMAL 20 Hz—16 kHz (DIN)
CrOz 20 Hz—16 kHz (DIN)
METAL 20 Hz-16 kHz (DIN)
S/N (Signal level=max recording level, CrO2)
NR off 56 dB (A weighted)
Dolby NR B on 66 dB (A weighted)
Input sensitivity and impedance
REC (iN) 400 mV/23 kQ
Output voltage and impedance
PLAY (OUT) 280 mV/220 Q
m@ General
Dimensions (WXHXD) 270 118.5262 mm
Weight 2.3 kg
FRONT SPEAKER
Type 3 way, 3 speakers, Bass-Reflex
Speaker(s)
Woofer: 14 cm cone type
Midrange: 6 cm cone type
Tweeter: Dome type
Impedance 62
Input power 100 W (music), 50 W (DIN)
86 dB/W (1.0 m)
2.9 kHz, 10 kHz
Output sound pressure level
Cross over frequency
Frequency range 38 Hz—22 kHz (— 16 dB)
m@ General
Dimensions (WxHxD) 230 413x264 mm
Weight 4.7 kg
SURROUND SPEAKER
Type 1 way, 1 speaker, closed
Speaker(s)
Fullrange: 8 cm cone type
impedance 4Q
Input power 40 W (music), 20 W (DIN)
Output sound pressure level 82 dB/W (1.0 m)
Frequency range 110 Hz—22 kHz (— 16 dB)
m@ General
Dimensions (WXHXD) 110X141 125 mm
Weight 0.5 kg
Notes:
1. Specifications are subject to change
without notice.
Weight and dimensions are
approximate.
2. Total harmonic distortion is measured
by the digital spectrum analyzer.
MASH is a trademark of NTT.

Technics SC-CH730 Specifications

General

Brand	Technics
Model	SC-CH730
Category	Stereo System
Language	English