參數(shù)資料
型號： HA12226
廠商： Hitachi,Ltd.
英文描述： Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
中文描述： 音頻信號處理器卡座（杜比B型錄音系統(tǒng)星期日）
文件頁數(shù)： 12/86頁
文件大?。?/td> 491K
代理商： HA12226
HA12226F/HA12227F
Rev.6, Dec. 2000, page 12 of 86
PB Equalizer
By switching logical input level of pin 17 (for Ain) and pin 19 (for Bin), you can equalize corresponding to
tape position at play back mode.
G
V
t1 = C2
(12k + 15k)
t2 = C2
15k
t1
t2
f
Figure 3 Frequency Characteristic of PB Equalizer
The Sensitivity Adjustment of Music Sensor
Adjusting MS Amp gain by external resistor, the sensitivity of music sensor can set up.
PB (R)
PB (L)
MAI
6dB
8.2k
25kHz
REP
LPF
+
100k
50k
V
CC
D V
CC
C16
1000p
R13
330k
C13
0.33
μ
R
L
MA
OUT
MSIN
MS OUT
MS
DET
MS AMP
+
DET
GND
GND
Microcomputer
+
Figure 4 Music Sensor Block Diagram
相關(guān)PDF資料
PDF描述
HA12227F Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12226F Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12228F Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)
HA12229F Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)
HA12230 Audio Signal Processor for Cassette Deck
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
HA12226F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12226F/HA12227F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
HA12227F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
HA12228F 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Audio Signal Processor for Car Deck(Decode only Dolby B-type NR with PB Amp.)
HA12228F/HA12229F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:
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