Hitachi SR-2004 Service Manual
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SERVICE
MANUAL
English
Franc;ais
No. 128
SPECIFICATIONS
•
FM
SECTION
85 dB
45 dB
I dB
60 dB
50dB(I
kHz)
70
dB
70
dB
28
dBf(14pV)
300
ohms
balanced, 75 ohms unbalanced
Frequency range
Usable sensitivity
50 dB Quieting sensitivity
Signal-to-noise
ratio
(at 6S dBf)
Harmonic
distortion
(at
6S dBf)
NARROW 100
Hz
I kHz
6
kHz
WIDE
100
Hz
I kHz
6 kHz
Frequency response
Image response
ratio
Spurious response
ratio
IF response
ratio
Alternate channel selectivity
NARROW
WIDE
Capture ratio
AM
suppression
Stereo
separation
Sub
carrier suppression
SeA
rejection
Muting threshold
Antenna
input
88
- 108 MHz
Mono: 8.7
dBf
(1.5pV)
Mono: 12.5 dBf (2.3pV)
Mono:
75
dB
Mono: 0.15%
Mono: 0.1%
Mono: 0.25%
Mono: 0.15%
Mono: 0.07%
Mono: 0.2%
30
Hz-IS
kHz
C~:~
aG)
115
dB
120
dB
I]
5
dB
Stereo: 24
dBf
(8.9pV)
Inside the parenthesis
IHF
'58
Stereo: 36
dBf
(34.5pV)
Stereo:
70dB
Stereo:
0.25%
Stereo: 0.2%
Stereo: 0.3%
Stereo:
0.25%
Stereo: 0.1%
Stereo: 0.3%
-.
STEREO
RECEIVER
November 1977