Marantz model 2245

Spec

                                                    Marantz model 2245

 

                                                      AM/FM TUNER  
FM QUIETING SLOPE:
RF Input for 30dB Quieting................................................................................. 2.0 uV
Quieting at 5uV RF Input................................................................................... 55dB
Quieting at 10uV RF Input.................................................................................. 60dB
Quieting at 50uV RF Input.................................................................................. 65dB
TOTAL HARMONIC DISTORTION:
MONO................................................................................................................ 0.15%
STEREO............................................................................................................. 0.30%
SELECTIVITY: ALTERNATE CARRIER................................................................. 60dB
CAPTURE RATIO................................................................................................ 1.6dB
STEREO SEPARATION: AT 1kHz......................................................................... 42dB
SPURIOUS REJECTION...................................................................................... 95dB
IMAGE REJECTION............................................................................................. 80dB
IF REJECTION:................................................................................................... 90dB
AM SUPPRESSION............................................................................................. 60dB
AM SENSITIVITY:............................................................................................... 20 uV
                                                    PRE-AMPLIFIER
PHONO SECTION:
Dynamic Range: Ratio of Input Overload Voltage to Equivalent Noise............. 96dB
Equivalent Noise Input:..................................................................................... 1.5/iV
Sensitivity and Impedance:............................................................................... 1.8mV 47kOhms
HIGH LEVEL: Input Sensitivity and Impedance.................................................. 180m V 100kOhms
TONE CONTROLS:
Bass: 50Hz .........................................................................................................

Mid: 700Hz ........................................................................................................

Treble: 15kHz....................................................................................................

±15dB

±6dB

±15dB

OUTPUT LEVEL AND IMPEDANCE:.....................................................................

 

1.0V 900 Ohms
                                                 POWER AMPLIFIER
POWER OUTPUT: Continuous Power at 8 Ohms, at or below Rated Power,...... 20Hz to 20kHz, Both Channels Driven..................(45/Ch) 90 Watts

 

IM DISTORTION: At or Below Rated Power, Any Combination of Two............... Frequencies 0.3 %
THD: At or Below Rated Power,.........................................................................

Any Frequency from 20Hz to 20kHz

0.3 %
FREQUENCY RESPONSE: High Level Input, from 20Hz to 20kHz........................   0.5 dB
POWER BANDWIDTH: IHF, Both Channels Driven.............................................. 7-70kHz
INPUT SENSITIVITY AND IMPEDANCE:............................................................... 1.0V  100kOhms
DAMPING FACTOR:............................................................................................ 55

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