NAD T741, Руководство по обслуживанию

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4
AM TUNER SECTION
Input level is expressed as the reading in open-circuit
of 75-ohm source impedance signal generator
Usable sensitivity (999/1000kHz)
)
30 dBµ
S/N Ratio (5mV in)
*
38 dB
THD (5mV in)
)
3%
IF Rejection (450 kHz)
*
36 dB
Image Rejection (F+2xIF)
*
28 dB
Selectivity
*
17 dB
Output 130+/- 20mV
Loop sensitivity (20dB S/N)
999/1000 kHz
)
66 dB
603/600 kHz
)
66 dB
1404/1400 kHz
)
66 dB
Frequency response (100 - 2.3 kHz, 5mV) ± 6 dB
FM TUNER SECTION *C
Input level is expressed as the reading in open-circuit
of 75-ohm source impedance signal generator
Usable Sensitivity ( 98 MHz)
)
15 dBµ
Signal / Noise Ratio Mono
*
72 dB
(60 dBµ, IHF wtd) Stereo
*
66 dB
Frequency Response (20 Hz - 15 kHz, 60 dBµ) 0 ± 1.5 dB
Channel Separation (60 dBµ) 100 Hz
*
30 dB
1 kHz
*
40 dB
10 kHz
*
30 dB
Alternate Channel Selectivity
(40 dBµ, ±400 kHz)
*
60 dB
Capture Ratio (40 dBµ)
)
3 dB
AM Suppression
(60 dBµ, 100% Mod.FM, 30% Mod.AM)
*
48 dB
Image Rejection (119.4 MHz)
*
68 db
I.F. Rejection ( 10.7 MHz)
*
78 dB
Pilot Suppression (60 dBµ)
*
60 dB
THD (60 dBµ, L=R 75 kHz for AH, 40 kHz Dev for C)
Mono
)
0.25%
Stereo
)
0.35%
Auto-Search Sensitivity On
*
24 dBµ
Off
)
15 dBµ
RDS decode Sensitivity
)
26 dBµ
POWER RATING
EUROPEAN Model *C AC 230V~ 50Hz 1.2A
USA, CANADIAN Model *AH AC 120V~ 60Hz 2.5A
PHYSICAL SPECIFICATIONS
Dimensions (Width x Height x Depth) 435 x 131 x 348mm
Net weight 14kg (31 lbs)
Shipping weight 16.7kg (37 lbs)