Marantz 2245 Specifications download pdf (Page 21)

TECHNICAT

SPECIFICATIONS

AUDIO

CIRCUITS:

Rated

continuous

(RI\4S)

power

outpul

per

channel,

both channels

operating

;imultaneously,

20

Hz

to

2O,OOO

Hz

.

45 Watts at

4 and

8 ohms

25 Watts at

16

ohms

Comparable

Total l\4usic

Power

(lHF) . . .

. l35 Watts at 8 ohms

High'level

hum and

noise

(ref.

4OW at I

ohms) ...

.......

80dB

Phäno

hum and

noise . . .

'1

5

pv

equivalent input

Dynamic

range

{phono

input to

tape recordinq output)

.

96 dB

l.t\4.Distortian(SIVIPTE),atratedpower.-......

.. ....03%

Distortion decreases

as output is

lowered

lotal

Harmonic

Distortion,

at

rated

power

'

0 3%

Ivlaximum

Distortion

decreases

äsoutpLrt is lowered

Power

Bandwidth

(lH

F

)for

0.300

THD

.....

7 Hz to 70,000 Hz

Dampinq

Fdctor {ref.

B ohms)

. . .

Frequency

Response

Through

phono

lnput Sensitivity

(for

40\N at I

ohms)

Greater than 45

c

.180 mV

H iqh'level

Phono

{1,000

Hz)

lnput lmpedance

1.8 mV

Hiqh-level

.

100,000

ohms

47,000

ohms

Phono .. ..

Channel

separation

20 Hz to 20,000

Hz

.

. . . .

35

dB l\4inimum

Ft4 SECTIONS:

IHF

Usable Sensilivily

Selectivity.

Noise

Ouieting

2.3

pV

60 dB

-55

dB at 5!V

60

dB at 10/lV

65

dB at 50

pV

Stereo

Separdtion

SLrbcarrier

(38

kH/) Suppression

. .

GENERALI

Power

Requirements

..

-.,.,.,

Total Harmonic

Distortion,400

Hz, 100%

lMod.

Frequency

Besponse

(ref.75/r

sec. deemphasis)

... .

(llono)

0.2%

(Stereo)

0.4%

.. .. .

11dB

50Hz

to lsKHz

1,000 Hz

40

dB

60

dB

1 00

I

120/200/2201240V

AC

50

to

60

Hz

310 Watts

34 Watts

At rated

output,

both

channels

ldling

Power

(Volume

Control

Dimensions

oPerating

at zero)

2l

/or

lnches

25/6r

lnches

PanelWidth

Panel

Height

.14

lnches

Depth

.

..

Weight

r

These

sp€cif cations

and

exterior

desisns mav be

chansed

for improvement

without advance

norice

11

16

Unit

alone

pacl

ed

[or

<,hipnent

34.5lbs

44.5lhs

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 27 28

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