Hitachi SR 1100 Service Manual

Page 1

HITACHI

Hilaclhl. Ltd. Tokyo Japan

SR- I I00

HITACHI HI-FI COMPONENT

STEREO RECEIVER
MODEL SR-ll IOO

SERVICE MANUAL

No. 3 8 | 972

1. SPECIFICATIONS

Circuitry FMeAM 2 Band Supereheterodyne
Semiconductor .................................................. IC : 6
PET : 3
Transistor : 49
Diode : 47

TUNERS
FM Frequency range 887108 MHZ
Sensitivity (IHF) 1.6].1V
Image rejection 85 dB
100 (113

IF re'ection ..... .
TotaI harmonic distortion Monaural 0.3%

Stereo 0.8%
70 dB
65 dB
42 dB
0.8 dB

530-1,605 kHz

Signal-toenoise ratio
Selectivity (IHF)
Channel separation
Capture ratio
AM Frequency range

Sensitivity (IHF) 10,uV
Image rejection 73 dB
IF rejection 76 dB
Selectivity 40 dB
AUDIO-FREQUENCY SECTION
Music power (IHF) I. 140W (89)
RMS power ......... SS/SSW (89)
Total harmonic distor lon .......... 0.5%
Frequency response ........... 20750,000 Hz

Input sensitivity
(at an output 1 kHz, 40W)
* The numerals in parentheses show input impedances.

PHONO LOW ...1.8 mV (50 k9)

PHONO HI 40 mV (50 k9)

MIC 2.0 mV (45 km

AUX... 125 mV (60 k9)

TAPE MONITOR. - 500 mV Imore than 50 k9.)
(Pinjack)

TAPE MONITOR (DIN)._.500 mV (more than 50 k9)

MAIN IN ............................................. 800 mV (50 km)
Channel separation

PHONO .. 55 dB

AUXm. . 60 dB
Hum and noise (IHF)

PHONO LOW . .. 65 dB

PHONO HI 70 dB

AUX 85 dB

471652
50 (so)
RIAA tors dB
:16 dB (50 Hz)
:16 dB (15 kHz)
+10 Hz)

I
+4 dB (10 kHz) (730 dB volume)
40 dB (10 kHz)
.. as dB (50 Hz)

Load impe ance
Damping factor
Equalizer characterlstrc
Bass control ..
Treble control
Loudness control . ..

High filter I.
Low filter

POWER SUPPLY
Power requirements
Power consumption

AC 120V, 60 Hz
190W

DIMENSIONS 175/8(W) x 53/801) x 13(1)) in.
(446 x 137 x 330 mm)
WEIGHT 27.8 155. (12.6 kg)

ACCESSORY CIRCUITS

FM sensitivity switch, strength meter, tuning meter,
FM stereo indicator, FM antenna terminal, AM bar
antenna, FM muting switch, loudness switch, low
filter switch, high filter switch, tape monitor
switch, DIN connector, headphone jack, mic input
jack, phono sensitivity switch, [are-amplifier output
terminal, main amplifier input terminal.

*The above specifications are subject to changes for
improvement without notice.