Yamaha TX-550 - Technical Specifications; Unit Dimensions; Disassembly Instructions

TX-550
TX-550
SPECIFICATIONS
FM
SECTION
Tuning Range
[U.S.A.,
Canada
and General
models]
87.5 to
108
MHz
[U.K.,
Australia,
Europe
and General models]
87.5
to
108
MHz
50 dB
Quieting
Sensitivity (IHF)
[Except
Europe
model]
75 ohms
Mono
1.55
(15.1
dBf)
75 ohms
Stereo
(NARROW)
....
21
jxV
(37.7
dBf)
Usable
Sensitivity
[Except
Europe
model]
75
ohms. 1
kHz, 100%
mod.
(30
dB S/N
Quieting)
•
0.8
^.V
(9.3
dBf)
[Europe
model]
(DIN)
75
ohms
Mono (S/N 26 dB)
0.8
m-V
75
ohms
Stereo
(S/N
46 dB)
22
i^V
Image
Response
Ratio
[Except
Europe
model] 40 dB
[Europe
model]
75
dB
IF
Response
Ratio
[Except
Europe
model] 90
dB
[Europe
model]
75
dB
Spurious
Response
Ratio
70 dB
fiJSA
Suppression
Ratio
55
dB
Capture
Ratio
1
.5
dB
DIMENSIONS
Alternate Channel
Selectivity
(NARROW)
[Except
Europe model]
85
dB
Selectivity
(two
signals, 40 kHz
Dev.,
±300 kHz.
NARROvio
[Europe model] 70
dB
Signal-to-Noise
Ratio
[Except
Europe
model]
(IHF)
Mono
90 dB
Stereo
85 dB
[Europe model]
(DIN-NOISE
RMS)
Mono
(40
kHz
Dev.)
83 dB
Stereo
(40
kHz
Dev.) 79
dB
Harmonic Distortion
(1
kHz,
WIDE)
[Except Europe
model]
Mono/Stereo
0.02%/0.03%
[Europe
model
(40
kHz
Dev.)]
Mono/Stereo
0.02%/0.03%
Stereo
Separation
(WIDE)
[Except Europe model]
1
kHz
52 dB
[Europe model]
1 kHz
45
dB
Frequency Response
[Except
Europe
model]
30
Hz
to 13
kHz
0±0.5 dB
20
Hz
to
15
kHz 0±1.5
dB
[Europe model]
20 Hz
to
15
kHz 0±0.5
dB
AM
SECTION
Tuning
Range
[U.S.A.,
Canada
and
General
models]
530 to
1.710 kH;
[U.K.,
Australia
and
Europe
models]
531
to
1,611
kH:
Usable
Sensitivity
100
^.V/rr
Selectivity
32
dE
Signal-to-Noise
Ratio 50 dE
image
Response
Ratio 40
dE
Spurious
Response
Ratio 50 dE
Harmonic
Distortion:
400Hz
0.3*?(
AUDIO
SECTION
Output
Level/Impedance
FM
(100 % mod.
1
kHz)
[Except
Europe
model]
700
mV/2 8
k-ohm*
[Europe
model]
500
mV/2,8
k-ohms
AM
(30%
mod. 400
Hz)
180
mV/2.8
k-ohms
GENERAL
Power
Supply
U.S.A.
and
Canada models
120V,
60
H2
Europe
model
230V,
50
Hi
U.K.
and
Australia models
240V,
50
Hi
General
model
110-120/220-240V,
50/60
Hi
Power
Consumption
1
0W
Dimensions
(W x H x
D)
...
435
x
72.5
x
320
mrr
(17-1/8"
x
2-7/8"
X
12-5/8"';
Weight
3.1 kg
(6
lbs.
13
oz.)
Accessories
Audio connection core
AM
loop
antenna/indcor FM
antenns
Specifications
subject
to
change
without notice.
U
U.S.A.
model
C
Canadian
model
A
Australian
model
G
European
model
B
British model
R
General
model
-435(17-1/8’
50(1-15/16”)^
O
60
(2-3/8")
, I
'i
16(5/8")
unit
: mm
(inch)
DISASSEMBLY
PROCEDURES
1 .
Removal
of
Top
Cover
Remove
4
screws
®
and 2 screws
d),
and slide
the
Top
Cover
back.
^
2.
Removal
of
Front Panel
a.
Remove
3
screws
d),
2
screws
@
and
6
connectors,
and
pull
the
Front
Panel
forward.
3