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Marantz 74PM66 - Technical Specifications; Test Equipment Required for Servicing

Marantz 74PM66
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1.
TECHNICAL
SPECIFICATIONS
Power
output
FRIVIS
s
ONNTS
1
ONIN
soe
pecs
ec
nsaate
estiek
sg
b
sw
5s
ced
ssicag
a
ovnesep
ocd
ume
cca
Se
ects
ace
eesti
50
/70W
RUINS
OINS
FAO
oasis
coc
ace
acerca
las
anlarteta
oe
aeprnra
patente
seco
edc
aus
a
ech
via
Soeceerhttater
A
Meate
«den
leet
gh
Poa,
55
/75W
IHF
dynamic
power
OMIT:
1
ONIN
ets
siec
deen
sgtctn
nce
ese
Mics
adh
genset
nese
bdecenacanaebamad
A
dkadaacieds
saute
easein
ba
tou
otdeca
abc
80
/110W
THD
at
8
ohms
rated
Output
0...
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essscssssescccecccsssessssscsscsaccsueseccnsesscssessssecsecsusscseesecescesesasersececcccece,
0.008
%
INterMMOdulation
GISTOrION
oo...
ccc
cccsecesssscesessssstssesessensessessuscessessenscaavaessesaessssassesscasevessauseaeseateessecesece.
0.008
%
ELSI
NG
TECION
5
sasiicsstsavssncseawnte
speaceacasesuadccitacsuatsacte
dik
eat
esasmisa/
sda
tavsdnaetted
lestauasitasdatu
deeb
eiie
sot
oaccdedcussa
cesar
tana
100
Magnetic
cartridge
input
INPUt
SENSItIVIty
IMPEMANCE
oo...
ee
sess
csssccsssccssccssusersvcsseseasecadsesseusececeseveusesascecsuaceseseeecsacenss
2.5
mV
/47k
ohm
Accuracy
of
frequency
response
to
IEC
RIAA
o.oo...
ccceccccccccsesercessuscceuscesessecnsesessesessaseesavesauseriseseaseusestenes
0.5
dB
Signal
to
noise
ratio
(
IHF
A
weighted
)
ooo...
ccc
cceecescsscesscsessecscessssssesstecsavssssaeseessavasessesessssesaaveavereeees
87
dB
Tuner
/CD/
Aux
/
Tape
inputs
INPUt
SENSITIVITY
IMPEMANCE
ooo...
eee
ccesscssesesceseseccssecsecsessescsessseesarecesseoseeesensessssesaecascescens
150
mV
/33
k
ohm
Signal
to
noise
ratio
(A
weighted
)
o.oo.
cscceeccsececeseeseesssecssevsscsacaseesssssveuesesestiesveraseusetsceesees
97
dB
Frequency
response
(
-3
dB
YMits
)
....ccc:cccscssccssevesecsccsstoseusossconsvacseecssunceoavesasecesace
levee
cvsléceesvovsvcessens
5
Hz
-
70
kHz
Channel
separation
(1
KHZ
/10
KHZ)
ooo.
cccccccccsscscscssesssstsvsceeseesecsssecasscuavsassssesseecavsseasesasesaees
>
85
dB
/65
dB
General
Power
Requirements
fi
2A
Mo
-)
go)
2)
|
eR
ne
noe
Pk
es
Os
EE
aC
eRe
EE
er
230
V
AC,
50
Hz
FU
VTS
OT
icc
as
pense
tougend
epee
seats
kates
Cons
Naan
nses
ne
Gebarcudtaeiveteaits
110/120
/220
/240
V
AC,
50/60
Hz
Pte
MSCSI
OTN
acai
as
eee
acces
sss
act
ascent
leased
ec
ee
ess
100
V
AC,
50/60
Hz
Dimensions
(
MAX
)
MU
ae
cracesseta
ones
cece
eects
maaan
ere
neat
agate
tia
east
cae
sehe
tote
eco
ctocebatasiren
Daten
Gi
esastiaetted
ose
pete
nseecteteticdoees
439
mm
FUN
esos
ca
Smee
cca
ean
cua
toate
ad
ie
aw
Sc
aa
easiest
anessee
oad
alee
onoakg
lef
asia
cacti
nc
tdes
Soltecraaesnssakde
eke
eons
138
mm
POM
sos
ata
ee
thc
i
Deere
edicts
eat
a
tn
cee
et
fe
ak
aes
343
mm
Weight
MINIT
AO
INS
stad
ett
a
Peat
alae
alse
ine
iti
ae
Dalla
vd
pent
lacesrseieuase
cated
Aisa
ale
ouside
shedee
uiesim
ee
aeteicern
cei
6.7
kg
Specifications
subject
to
change
without
prior
notice.
2.
TEST
EQUIPMENT
REQUIRED
FOR
SERVICING
This
table
lists
the
test
equipment
required
for
servicing
Sinewave
and
squarewave
signal
source
ACVTVM
Voltage
measurements
(
AC
)
Oscilloscope
Waveform
analysis
and
trouble
shooting
and
ASO
alignment
Circuit
Tester
Trouble
shooting
DCVTVM
Voltage
measurements
(
DC
)
AC
Wattmeter
Monitors
primary
power
to
amplifier
|
Line
Voltmeter
Monitors
potential
of
primary
power
to
amplifier
Variable
Autotransformer
Adjust
level
of
primery
power
to
amplifier
Shorting
Plug
Shorts
amplifier
input
to
eliminate
noise
pickup
1
PCS
87
581