NJM2192 查看數據表（PDF） - Japan Radio Corporation

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NJM2192

SRS TruBass Bass Enhancement Processor

Japan Radio Corporation  

NJM2192A

sINPUT TERMINAL OPERATING INSTRUCTION

NJM2192As input equip 4 terminals INL(28pin), INR(26pin), BASSINL(27pin) and BASSINR(25pin).

“Normal Setting”

Short INL and BASSINL, INR and BASSINR at the normal TruBass mode.

Lch input

Rin input

INL

BASSINL

INR

BASSINR

NJM2192A

OUTL

OUT

TruBass output signal

“Connect to the other surround ICs(TruSurround, SRS, etc.)”

If NJM2192A is used with the other surround ICs, the low frequency signal is possible to be amplified by the

other surround ICs. Then the audio stereo signal input into the BASSIN L/R, and the other surround signal input

into INL/R.

Lch input

Rch input

Passive Matrix

TruSurround

NJM2188

etc.

INL

BASSINL

INR

BASSINR

NJM2192A

OUTL

OUT

“Adjust TruBass effect”

Insert an attenuator before the BASSIN L/R if necessary.

Lch input

INL

RA

RB

Input attenuator(✼)

VREF

Rch input

RA

BASSINL

INR

RB

BASSINR

VREF

50kΩ

50kΩ

NJM2192A

50kΩ

50kΩ

(✼) Set the attenuator : (RA+RB)≥50kΩ

OUTL

OUTR

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