NJM2189 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM2189

SPEAKER ELEVATION AUDIO PROCESSOR with A/V Focus Filter

Japan Radio Corporation  

NJM2189

sAPPLICATION CIRCUIT

RIN

R16

C19

R15

C18

C17

C16 C15

ROUT MODE1 MODE2 V+

R8

C12

R7

R6 C9

C11

C10

(3)A/V Focus

(2)Focus

(1)Bypass

Bypass

Focus

A/V Focus

MODE1

L

H

H

C1

R13

R14

LIN

C2

C3

LF Elevation

Control

HF Elevation

Control

Bass

Compensation

Control

C6

C7

C8

R5

OUT

VREF

PART No.

C1,C6,C7

C10,C11,C12,C19

C8

C9

C2,C18

C3,C17

C15

C16

VALUE Tolerance

PART No.

10uF

R5,R6,R8

10uF

R7

33uF

100uF

0.22uF ±5%

3900uF ±5%

0.01uF ±5%

0.1uF ±5%

VALUE Tolerance

10kΩ

22kΩ ±5%

q R13(R15), R14(R16)

The R13 (R15) and R14(R16) control sound pressure level

MODE switch.

R13+R14≥20kΩ

R13=R15, R14=R16

when between Bypass and Focus

qLF Elevation Control: 1kB Single-shaft Dual-unit

qHF Elevation Control: 10kB Single-shaft Dual-unit

qBass Compensation Control: 1kB Single-shaft Single-unit

-6-

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