參數(shù)資料
型號: NJW1148
廠商: New Japan Radio Co., Ltd.
英文描述: Audio Processor with Sound Enhancement and TruSurround Virtualizer
中文描述: 音頻處理器的聲音增強技術(shù)和TruSurround虛擬器
文件頁數(shù): 25/29頁
文件大小: 422K
代理商: NJW1148
NJW1148
– 25 –
I
TYPICAL CHARACTERISTICS
Voltage Gain (LINE) vs. Frequency
Ta=25°C, V+=9V, R
L
=47k
, Vin(Ach)=0.1Vrms, Vout(LINEAch),
VOL=0dB, BAL=0dB, AGC=OFF, BASS=TREB=0dB, BBE=OFF, Surround=OFF
-20
-15
-10
-5
0
5
10
15
20
0.01
0.1
1
10
100
Frequency [kHz]
V
Ta=-20°C, 25°C, 75°C
Output Noise Voltage (OUT) vs. Frequency
V+=9V, R
L
=47k
, BAL=0dB, AGC=OFF,
BASS=TREB=0dB, BBE=OFF, Surround=OFF
-120
-100
-80
-60
-40
-20
0
-50
-25
0
25
50
75
100
125
Frequency [°C]
O
VOL=0dB
VOL=MUTE
Output Noise Voltage (LINE) vs. Frequency
V+=9V, R
L
=47k
, BAL=0dB, AGC=OFF,
BASS=TREB=0dB, BBE=OFF, Surround=OFF
-120
-100
-80
-60
-40
-20
0
-50
-25
0
25
50
75
100
125
Frequency [°C]
O
VOL=0dB
VOL=MUTE
AGC Output Voltage vs. Input Voltage
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
Input Voltage [Vrms]
O
V+=9V, R
L
=47k
, Vin(A+Bch), f=1kHz, Vout(Ach), BW=400Hz-30kHz,
VOL=0dB, BAL=0dB, AGC=300mV, BASS=TREB=0dB, BBE=OFF, Surround=OFF
Ta=-20°C
AGC=OFF
Ta=, 25°C, 75°C
AGC Output Voltage vs. Input Voltage
0.001
0.01
0.1
1
10
0.001
0.01
0.1
1
10
Input Voltage [Vrms]
O
Ta=25°C, V+=9V, R
L
=47k
, Vin(A+Bch), f=1kHz, Vout(Ach), BW=400Hz-30kHz,
VOL=0dB, BAL=0dB, BASS=TREB=0dB, BBE=OFF, Surround=OFF
AGC=600mV
AGC=500mV
AGC=400mV
AGC=300mV
AGC=OFF
AGC Attack Time Response
-2
-1.5
-1
-0.5
0
0.5
1
1.5
2
0
2
4
6
8
10
Time [msec]
O
Ta=25°C, V+=9V, R
L
=47k
, Vin(A+Bch), f=20kHz, Vout(Ach), BW=400Hz-30kHz,
VOL=0dB, BAL=0dB, AGC=300mV, BASS=TREB=0dB, BBE=OFF, Surround=OFF
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