ha12162fp HITACHI, ha12162fp Datasheet - Page 18

• Manufacturer Part Number: ha12162fp
• Description: Dolby C-type Noise Reduction System
• Manufacturer: HITACHI

HA12141NT, HA12142NT, HA12170NT, HA12161FP, HA12162FP
Rev.3, Jun. 1999, page 18 of 63
HA12141NT
20
16
12
8
4
0
10
HA12141NT, HA12161FP
–10
–15
–20
–25
Total Gain vs. Frequency (REC MODE RECOUT NR-OFF)
10
-5
5
0
100 200
Decode Cut vs Frequency (NR-C V
100
500
Frequency (Hz)
12 V, 16 V
1 k
7 V
Frequency (Hz)
2 k
1 k
5 k 10 k 20 k
CC
= 7 V, 12 V, 16 V)
10 k
Vout = –0 dB
Vout = –20 dB
Vout = –30 dB
Vout = –40 dB
Vout = –60 dB
V
CC
= 12 V
100 k