參數(shù)資料
型號(hào): MSP34X1G
廠商: Electronic Theatre Controls, Inc.
英文描述: Multistandard Sound Processor Family with Virtual Dolby Surround
中文描述: 多標(biāo)準(zhǔn)聲音處理器系列與虛擬杜比環(huán)繞聲
文件頁數(shù): 81/104頁
文件大?。?/td> 871K
代理商: MSP34X1G
PRELIMINARY DATA SHEET
MSP 34x1G
Micronas
81
5. Appendix A: Overview of TV-Sound Standards
5.1. NICAM 728
Table 5
1:
Summary of NICAM 728 sound modulation parameters
Specification
I
B/G
L
D/K
Carrier frequency of
digital sound
6.552 MHz
5.85 MHz
5.85 MHz
5.85 MHz
Transmission rate
728 kbit/s
Type of modulation
Differentially encoded quadrature phase shift keying (DQPSK)
Spectrum shaping
Roll-off factor
by means of Roll-off filters
1.0
0.4
0.4
0.4
Carrier frequency of
analog sound component
6.0 MHz
FM mono
5.5 MHz
FM mono
6.5 MHz AM mono
6.5 MHz
FM mono
terrestrial
cable
Power ratio between
vision carrier and
analog sound carrier
10 dB
13 dB
10 dB
16 dB
13 dB
Power ratio between
analog and modulated
digital sound carrier
10 dB
7 dB
17 dB
11 dB
China/
Hungary
Poland
12 dB
7 dB
Table 5
2:
Summary of NICAM 728 sound coding characteristics
Characteristics
Values
Audio sampling frequency
32 kHz
Number of channels
2
Initial resolution
14 bit/sample
Companding characteristics
near instantaneous, with compression to 10 bits/sample in 32-samples (1 ms) blocks
Coding for compressed samples
2
s complement
Preemphasis
CCITT Recommendation J.17 (6.5 dB attenuation at 800 Hz)
Audio overload level
+
12 dBm measured at the unity gain frequency of the preemphasis network (2 kHz)
相關(guān)PDF資料
PDF描述
MSP600-3-K-5-N-1 NEW HIGH ACCURACY, DIGITALLY COMPENSATED EMI/RFI PROTECTED STAINLESS STEEL ISOLATED PRESSURE TRANSDUCER
MSP600-3-K-5-N-4 NEW HIGH ACCURACY, DIGITALLY COMPENSATED EMI/RFI PROTECTED STAINLESS STEEL ISOLATED PRESSURE TRANSDUCER
MSP600-3-P-3-N-1 NEW HIGH ACCURACY, DIGITALLY COMPENSATED EMI/RFI PROTECTED STAINLESS STEEL ISOLATED PRESSURE TRANSDUCER
MSP600-3-P-3-N-4 NEW HIGH ACCURACY, DIGITALLY COMPENSATED EMI/RFI PROTECTED STAINLESS STEEL ISOLATED PRESSURE TRANSDUCER
MSP600-3-P-4-N-1 NEW HIGH ACCURACY, DIGITALLY COMPENSATED EMI/RFI PROTECTED STAINLESS STEEL ISOLATED PRESSURE TRANSDUCER
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MSP34X2G 制造商:MICRONAS 制造商全稱:MICRONAS 功能描述:Multistandard Sound Processor Family with Dolby Surround Pro Logic
MSP34X5G 制造商:未知廠家 制造商全稱:未知廠家 功能描述:MSP 34x5G Multistandard Sound Processor Family
MSP34X7G 制造商:MICRONAS 制造商全稱:MICRONAS 功能描述:Multistandard Sound Processor Family
MSP3B10000FS14E3 功能描述:線繞電阻器 - SMD MSP 3 B 1K 1% BA100 e3 RoHS:否 制造商:Ohmite 電阻:4.99 Ohms 容差:1 % 功率額定值:2 W 外殼代碼 - in:4023 外殼代碼 - mm:10357 溫度系數(shù):50 PPM / C 系列:RW2 工作溫度范圍:- 55 C to + 125 C 封裝:Bulk
MSP3B10000JS14E3 功能描述:線繞電阻器 - SMD MSP 3 B 1K 5% BA100 e3 RoHS:否 制造商:Ohmite 電阻:4.99 Ohms 容差:1 % 功率額定值:2 W 外殼代碼 - in:4023 外殼代碼 - mm:10357 溫度系數(shù):50 PPM / C 系列:RW2 工作溫度范圍:- 55 C to + 125 C 封裝:Bulk