NJM2155 Ver la hoja de datos (PDF) - Japan Radio Corporation

Número de pieza

componentes Descripción

Fabricante

NJM2155

BBE Mach3Bass Audio Processor

Japan Radio Corporation  

sAPPLICATION CIRCUIT

NJM2155

C11

C12

4.7µ +

3.3 n

Frequency Control

VR1

C17

Low

High

C13

33n

C14

C15 R5

1k

4.7µ + 0.1µ +

5k

Boost

Control

VR2

R6

27k

0.2 2µ

C16

0.2 2µ

R7

Max Min

56k

50k

24 23 22 21 20 19 18 17 16 15 14 13

NJM2155

1

2

3

C1 +

C2

4.7µ

3.3 n

4

5

6

7

8

9 10 11 12

C3

C4 + C5 + R1 C6 +R2 C7 +R3 C8 +R4 C9 + C10 +

33n

4.7µ

10µ

10µ

10µ

10µ

10µ

10µ

10k

10k

10k

10k

V+

V+ GND V+ GND V+ GND V+ GND

∗1) C2, C3, C12 and C13 decide the BBE characteristics. Use the specified value.

∗2) C16, C17, R5, R6 and R7 decide the Mach3Bass characteristics. Use the specified value.

∗3) VR1 controls Center Frequency for Mach3Bass.

∗4) VR2 controls Boost Gain for Mach3Bass.

-5-

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