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PRE-AMP SECTION

Phono input

Input impedance 

(R and C)

47k

 / 100pF

Input sensitivity,

(1kHz, ref. rated power)

3.2mV 

Signal/Noise ratio 

(A-weighted with cartridge connected)

76dB ref. 5mV

THD 

(20Hz - 20kHz)

<0.04%

RIAA response accuracy 

(20Hz - 20kHz)

±0.5dB

Line level inputs

Input impedance 

(R and C)

15k

 / 100pF

Input sensitivity 

(ref. rated power)

160mV

Maximum input signal

>10V

Signal/Noise ratio 

(A-weighted ref 1W)

88dB

Frequency response 

(20Hz - 20kHz)

±0.5dB

Infrasonic filter

-3db at 15Hz, 24dB/octave

THD

0.01%

Line level outputs

Output impedance

Pre-amp

600

Tape

Source Z + 1k

Phones

220

Maximum output level

12V

Tape

8V

Phones

>10V into 600

>500mV into 8

Tone controls

Treble

±7dB at 10kHz

Bass

±10dB at 50Hz

Bass EQ

+3dB at 70Hz
+6dB at 40Hz

POWER AMP SECTION

Continuous output power into 8

 *

40W (16dBW)

Rated distortion 

(THD 20Hz - 20kHz)

0.03%

Clipping power 

(maximum continuous power per channel)

50W

IHF Dynamic headroom at 8

+6dB

IHF dynamic power 

(maximum short term power per channel)

8

160W (22dBW)

4

200W (23dBW)

2

250W (24dBW)

Damping factor 

(ref. 8

, 50Hz)

>50

Input impedance

22k

 / 880pF

Input sensitivity 

(for rated power into 8

)

1V

Frequency response

6Hz - 50kHz +0, -3dB

Signal/noise ratio

ref. 1W

100dB

ref. rated power

116dB

THD 

(20Hz - 20kHz)

<0.03%

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Содержание 7140

Страница 1: ... with loudspeakers of any impedance Its 3 dB of IHF Dynamic Headroom means that it will deliver fully double its rated power over 80 watts per channel in brief bursts important for undistorted reproduction of the uncompressed transients in Compact Discs and DBX encoded recordings Digital ready design The receiver s line level inputs will not be overloaded by high level signal peaks from a Compact ...

Страница 2: ...ss EQ A special equalisation circuit provides 6 dB of boost at 32 Hz in order to strengthen and extend the deep bass response of closed box loudspeaker systems A typical bookshelf speaker that rolls off below 50 Hz will have strong output to 30 Hz when used with the NAD 7140 providing the sort of authentic bass feel that might otherwise require a costly separate subwoofer system Infrasonic filter ...

Страница 3: ... amp 600Ω Tape Source Z 1kΩ Phones 220Ω Maximum output level 12V Tape 8V Phones 10V into 600Ω 500mV into 8Ω Tone controls Treble 7dB at 10kHz Bass 10dB at 50Hz Bass EQ 3dB at 70Hz 6dB at 40Hz POWER AMP SECTION Continuous output power into 8Ω 40W 16dBW Rated distortion THD 20Hz 20kHz 0 03 Clipping power maximum continuous power per channel 50W IHF Dynamic headroom at 8Ω 6dB IHF dynamic power maximu...

Страница 4: ...ency response 0 5dB 30Hz 15kHz Channel separation at 1kHz 50dB AM TUNER SECTION Usable sensitivity 300µV Selectivity 35dB Image rejection 50dB I F rejection 35dB Signal Noise ratio 45dB Harmonic distortion 0 5 Remote No NAD Link No PHYSICAL SPECIFICATIONS Dimensions W x H x D 420 x 108 x 380mm Net weight 7 5kg Shipping weight 9 0kg Power consumption 120 240V 50 60Hz 240VA Minimum power per chnnel ...

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