HA12215F Datasheet, PDF (62/69 Pages) Hitachi Semiconductor – Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)

HA12215F
RECcal Correction vs. V_REC-cal
5
f = 3kHz
4
GP-cal OPEN
V_S = ±7V
Norm speed
3 _{Norm tape}
2
1
0
−1
−2
−3
−4
−5
0
1
2
3
4
5
V_REC-cal (V)
GPcal Correction vs. V_GP-cal
5
4
3
2
1
0
−1
−2
−3
f = 12kHz
REC-cal OPEN
−4
V_S = ±7V
Norm speed
Norm tape
−5
5
6
7
8
9
V_GP-cal (V)
Rev.5, Oct. 1999, page 62 of 69