HA12215 Hitachi Semiconductor, HA12215 Datasheet - Page 56

• Manufacturer Part Number: HA12215
• Description: Audio Signal Processor for Cassette Deck(Dolby B-type NR with Recording System)
• Manufacturer: Hitachi Semiconductor

HA12215F
Rev.5, Oct. 1999, page 56 of 69
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5
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V
REC-cal
Norm speed, Norm tape
V
GP-cal
Norm speed, Norm tape
S
S
= 7.0V
= 7.0V
Equalizer Amp. Gain vs. Frequency (RECcal)
100
100
Equalizer Amp. Gain vs. Frequency (GPcal)
REC-cal = 5.0V
REC-cal = 2.5V
REC-cal = 0V
Frequency (Hz)
Frequency (Hz)
GP-cal = 5.0V
1k
1k
GP-cal = 2.5V
GP-cal = 0V
10k
10k
100k
100k