參數(shù)資料
型號(hào)： UPC1876
廠商： NEC Corp.
英文描述： US MTS DECODER
中文描述： 美國(guó)的多邊貿(mào)易體制解碼器
文件頁(yè)數(shù)： 29/40頁(yè)
文件大小： 309K
代理商： UPC1876
μ
PC1876
29
Data Sheet S11666EJ4V0DS00
(3/6)
Measurement
Set ST/SAP, FMONO pins to “H” and MUTE pin to “L”.
Input L-only signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V
300(ST)
”.
Input L-only signal (30% modulation, f = 8 kHz) to COM pin. Assume output voltage of
LOT pin “V
8k(ST)
”.
V
= 20 log V
8k(ST)
V
300(ST)
Execute the same operation for ROT pin (R-only signal).
Set ST/SAP, FMONO pins to “H” and MUTE pin to “L”.
Input L-only signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V
300(ST)
”.
Input L-only signal (30% modulation, f = 12 kHz) to COM pin. Assume output voltage of
LOT pin “V
12k(ST)
”.
V
= 20 log V
12k(ST)
V
300(ST)
Execute the same operation for ROT pin (R-only signal).
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V
300(SAP)
”.
Input SAP signal (30% modulation, f = 1 kHz) to COM pin. Assume output voltage of
LOT pin “V
1k(SAP)
”.
V
= 20 log V
1k(SAP)
V
300(SAP)
Execute the same operation for ROT pin.
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V
300(SAP)
”.
Input SAP signal (30% modulation, f = 3 kHz) to COM pin. Assume output voltage of
LOT pin “V
3k(SAP)
”.
V
= 20 log V
3k(SAP)
V
300(SAP)
Execute the same operation for ROT pin.
Set FMONO pin to “H” and SAP1/2, ST/SAP, MUTE pins to “L”.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
LOT pin “V
300(SAP)
”.
Input SAP signal (30% modulation, f = 8 kHz) to COM pin. Assume output voltage of
LOT pin “V
8k(SAP)
”.
V
= 20 log V
8k(SAP)
V
300(SAP)
Execute the same operation for ROT pin.
Input SAP signal (30% modulation, f = 300 Hz) to COM pin. Assume output voltage of
SOT pin “V
300(SAP)
”.
Input SAP signal (30% modulation, f = 1 kHz) to COM pin. Assume output voltage of
SOT pin “V
1k(SAP)
”.
V
= 20 log V
1k(SAP)
V
300(SAP)
(Noise reduction OFF)
Parameter
Stereo total
frequency
characteristics 3
Stereo total
frequency
characteristics 4
SAP total
frequency
characteristics 1
SAP total
frequency
characteristics 2
SAP total
frequency
characteristics 3
SAP single
frequency
characteristics 1
Symbol
V
OST3
V
OST4
V
OSAP11
V
OSAP12
V
OSAP13
V
OSAP21
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