Specifications - NAD C 740 Service Manual

SPECIFICATIONS
Test conditions
(D Power Supply Voltage & Frequency | (6) Modulation А
АН Туре 120М / 60Hz ЕМ Мопо 75.0kHz Deviation (Mod.=1kHz)
C,B,B1 Type .230V / 50Hz Stereo L + R= 67.5kHz Deviation (Mod=1kHz)
Pilot = 7.5kHz Deviation (19kHz)
(2) Load Resistance RDS = 1.0kHz Deviation (57kHz)
Speaker Terminal 8 ohms /4 ohms AM 400Hz, 30%
Other Terminal 47kohms : © Reduce the following value from signal generator
FM 75 ohms OdB
(8) Temperature & Humidity 300 ohms -1248
Temperature . 5 ~ 35 °С AM Loop Antenna -26dB
Humidity 45 ~ 85 € RH
@ Standard Knob and Switch Position ($.К.Р.)
a. Master Volume Control Maximum Ё Tape Monitor OFF
b. Bass Control Center g. Muting OFF
c. Treble Control Center h. Speaker A ON ,B OFF
d. Balance Control Genter i. Soft Clipping | OFF
e. Input Selector CD і. Tone Defeat | OFF
Available Remote Control Unit : RC— 450S
FAUDIO SECTIONJ
Max. Power 1kHz/20kHz/20Hz L,R-ch (Sel:CD) 35W min. L/R
Both Channel Driven Only Variable
8Q Load
Both Channel Driver 1kHz/20kHz/20Hz L,R-ch (Sel.:CD) 35W min. L/R
40 Load Only Variable
Line Separation 100Hz - 17dBV 55.0 dB min. L/R The Reverse Channel
10kHz - 17dBV 350 dB min. L/R Terminated with 5.1kohm
Нит & Noise ` CD No Signal S.K P. -55.0 dBV L/R Terminated With 5.1kohm
Volume:Min. -60.0 dBV L/R Terminated With 5.1kohm
Bass Min. 100Hz -10dBV' Vol:Mech.Center - 60 + 1.5 dB
Bass / Min.
Bass Max. 100Hz -104ВУ" Vol:Mech.Center + 60 + 1.5 dB
Bass/Max
'Treble Min 10kHz -10dBV - 7.5 + 1.5 dB
Treble/Min.
Treble Max. 10kHz -10dBV' Vol:Mech.Center + 7.5 = 1.5 dB
Treble/Max.
ГАМ SECTIONJ |
Tuning Range Fmin. AH / C, B, Bi . 530/ 522 kHz Freq. Step: AH/O, B, ВІ = 10/9 kHz
: Fmax. AH / С, B, B1 1 1710 / 1611 kHz Changing the AM band step
|__| to 10kHz step| to 9kHz step!
Maximum Sensitivity 603, 990, 1404 kHz 60dB/m max. |
(600, 990, 1400) Input=60dB/m |
Usable Sensitivity 603, 990, 1404 kHz 15dB min.
(600, 990, 1400) 40dB min.
Image Rejection Ratio 1404/1400kHz 28dB min.
IF Rejection Ratio | 600/603kHz 244В min.
Selectivity 990-t9kHz 24dB min.
Fixed Output Level 990kHz 100mV min. Input=100dB/m
ГЕМ SECTION] |
Tuning Range Fmin. 87.5 MHz Freq. Step(Manual:25KHz)
Fmax. 108.0 MHz Auto:AH/C, B, B1=100/50KHz
Usable Sensitivity 87.5,98,108 MHz 30dB min. Input=12dB и
3dB Limited Sensitivit 98МН2 6dB и тах.
image Rejection Ratio 108MHz 35/75dB min. (AH/ О, B, B1)
IF Rejection Ratio | 90MHz - 704В піп.
Selectivity 98MHz 40/65dB min. (AH/ C,B,B1)
Signal to Noise Ratio 98MHz 64dB min. Inputz60dB и V
Fixed Output Level 98МН2 AH 550 = 200mV Input-60dB и
св 750+ 250mV
[FM STEREO) А
Віепа 98MHz (L/R Separation at Blend ON) 13::34В8 Input=60dB и mod.-1kHz
Muting 98MHz Width 35:-10kHz | Adjust L102
Depth : 35 dBu max. Audition Input=60dB и
: 1KHz deviation