NAD T752, Руководство по обслуживанию

Страница: 5 / 63

5
AM TUNER SECTION
Input level is expressed as the reading in open circuit
of 75-ohm source impedance signal generator
Usable sensitivity
(999/1000 kHz)
≤ ≤ ≤ ≤ ≤
30 dBuv
S/N Ratio (5 mV in)
≥ ≥ ≥ ≥ ≥
30 dB
THD (5 mV in)
≤ ≤ ≤ ≤ ≤
3 %
IF Rejection (450 kHz)
≤ ≤ ≤ ≤ ≤
36 dB
Image Rejection (F+2xIF)
≥ ≥
≥ ≥ ≥ 28 dB
Selectivity
≥ ≥
≥ ≥
≥
17 dB
Output
110 ± 20 mV
Loop sensitivity (20 dB S/N)
999/1000 kHz
≤ ≤ ≤ ≤ ≤
66 dB
603/600 kHz
≤ ≤ ≤ ≤ ≤
66 dB
1404/1400 kHz
≤ ≤ ≤ ≤ ≤
66 dB
Frequency Response (100 - 2.3 kHz, 5 mV)
± 6 dB
FM TUNER SECTION *C *AH
Input level is expressed as the reading in open circuit
of 75-ohm source impedance signal generator
Usable sensitivity
(98 MHz)
≤ ≤ ≤ ≤ ≤
15 dB
uv
≤ ≤ ≤ ≤ ≤
15 dBuv
S/N Ratio (60 dB, IHF wtd) Mono
≥ ≥ ≥ ≥ ≥
65 dB
≥ ≥ ≥ ≥ ≥
65 dB
Stereo
≥ ≥
≥ ≥ ≥ 60 dB
≥ ≥
≥ ≥ ≥ 60 dB
Frequency Response (20 Hz - 15 kHz, 60 dBm)
0 ± 1.5 dB 0 ± 1.5 dB
Channel Separation (60 dBm) 100 Hz
≥ ≥
≥ ≥
≥
30 dB
≥ ≥
≥ ≥
≥
30 dB
1 Hz
≥ ≥ ≥ ≥ ≥
35 dB
≥ ≥ ≥ ≥ ≥
35 dB
10 Hz
≥ ≥ ≥ ≥ ≥
20 dB
≥ ≥ ≥ ≥ ≥
25 dB
Alternate Channel Selectivity (40 dBm, ± 400 kHz)
≥ ≥ ≥ ≥ ≥
60 dB
≥ ≥ ≥ ≥ ≥
45 dB
Capture Ratio (40 dBm)
≤ ≤ ≤ ≤ ≤
3 dB
≤ ≤ ≤ ≤ ≤
3 dB
AM Suppression (60 dBm, 100% Mod. FM, 30% Mod. AM)
≥ ≥ ≥ ≥ ≥
40 dB
≥ ≥ ≥ ≥ ≥
40 dB
Image Rejection (119.4 MHz)
≥ ≥
≥ ≥ ≥
65 dB
≥ ≥
≥ ≥ ≥
65 dB
I.F. Rejection (10.7 MHz)
≥ ≥
≥ ≥ ≥ 78 dB
≥ ≥
≥ ≥ ≥ 65 dB
Pilot Suppression (60 dBm)
≥ ≥
≥ ≥
≥
60 dB
≥ ≥
≥ ≥
≥
60 dB
THD (60 dBm, L=R 75 kHz for AH, 40 kHz Dev for C) Mono
≤ ≤ ≤ ≤ ≤
0.8 %
≤ ≤ ≤ ≤ ≤
0.8 %
Stereo
≤ ≤ ≤ ≤ ≤
1 %
≤ ≤ ≤ ≤ ≤
1 %
Auto-Search Sensitivity On
≥ ≥ ≥ ≥ ≥
24 dB
uv
≥ ≥ ≥ ≥ ≥
24 dB
uv
Off
≤ ≤ ≤ ≤ ≤
15 dB
uv
≤ ≤ ≤ ≤ ≤
15 dB
uv
RDS decode Sensitivity
≤ ≤
≤ ≤ ≤
26 dB
uv
-
PHYSICAL SPECIFICATIONS
Dimensions (Width x Height x Depth)
435 x 133 x 349 mm
Net Weight
14.40 Kg (31.68 lbs)
Shipping Weight
16.00 Kg (35.20 lbs)