參數(shù)資料
型號: UPC1892
廠商: NEC Corp.
英文描述: MATRIX SURROUND SOUND PROCESSOR WITH SOUND PROCESSOR
中文描述: 矩陣環(huán)繞聲處理器,音頻處理器
文件頁數(shù): 26/42頁
文件大小: 299K
代理商: UPC1892
μ
PC1892
26
Electrical characteristics measurement: Matrix block (3/5)
Parameter
Symbol
Test conditions
Surround
mode
VOL
BAL
TRE
BAS
L+R
EFF
Crosstalk
CT
OFF
5.0
2.5
2.5
2.5
L-channel
V
LIN
: Voltage of L
OUT
(Pin 14)
V
RIN
: Voltage of R
OUT
(Pin 12)
L
IN
(Pin 25) : f = 1 kHz, V
IN
= 0.5 V
r.m.s.
,
BPF (f = 1 kHz) used
R
IN
(Pin 26) : Connect to the GND with
electrolytic capacitor (22
μ
F) and
resistor (600
).
R-channel
V
LIN
: Voltage of L
OUT
(Pin 14)
V
RIN
: Voltage of R
OUT
(Pin 12)
R
IN
(Pin 26) : f = 1 kHz, V
IN
= 0.5 V
r.m.s.
,
BPF (f = 1 kHz) used
L
IN
(Pin 25) : Connect to the GND with
electrolytic capacitor (22
μ
F) and
resistor (600
).
Note 1.
OFF: OFF mode
2.
VOL: Volume control voltage, BAL: Balance control voltage, TRE: Treble control voltage, BAS: Bass control voltage,
L+R: L+R volume control voltage, EFF: Effect control voltage, –: Undefined
Note 1
Control pin voltage (V)
Note 2
V
LIN
CT = 20 log
V
RIN
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