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A M/ F T A S T E R E O R E C E I V E R

f

6. BL OCK DI A G RA M

F M 7 5 J }U N B A L .

r
B FM 3OOO AL. L
GND Cl
7rl

A M

meter SIGNAL

T UN I N G m e t e r

-E*--f

ffi
ha
AUX 1" PHONO 2 PHONO

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k k
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i

Sgo

Sro

E Q. A MP L IF IER l -------RIAA

lI 1 rAPF_ ADAPTOR 2 I I |APE r r--a r--------r t--------l I IN PLAYOUI REC Srr RECPLAY . l - - - - + Srz Srs Sr+ Buffer

-t

MIC Srr Srz PHONO 2 PHONO I AUX
Srg Sr+

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I

POWER SUPPLY

A C POWER

i20v

ACouttets

Power omp.

Rectif ier

AMruner f ---+ FMtuner
Diolscole iilurnin..rtion

PO

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, SWITCHES
H,\1.l37 D fAlo6lAP Rotio etector

Sr : Buf l'er

POWER

( sprRxERs I
A SZe: SPEAKERS S Sz r : SP E A K E RB : S SZ g SP E A K E RC : Szs : Sso : Set

( FUNCTION ) Stt: Srz: Sr3: Sra: S.rs: : Sre Srr: SrB: Srg: Szo: Szr: Szz: Szg: Sza: SZS: AM FM 1 PH0N0 PH0NZ/tvll} 0 AUX

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Ci cu F M M u t iLn-o Rre A -i t r-eltv

I _l L P F
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T 77r. -l -

FM MUTING FM MULTPATIi I FM DE.EMPHASIS

200 kHz tro,p
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1 T A P EM 0 N I T 0 R R T A P EM O N i T O2 fAPE DUPLICATE ADAPTOR MODE MUTING L0UDNESS T0NE F LOW ILTER HIGH FILTER

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CONTROL SECTION
VOL UME

f, Szz

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Sz.t

S z :I I I I

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Szs

PREOUT

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P R EO U T

TREBLE

AMr_ry __ - - - 1 _ POWqR

CIRCUT PROTECTION

+ ,1lfl:il:i.,'

r i .l-"r-r.|

f Over-current

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A SPEAKER B SPEAKER C SPEAKER PHONES A SPEAKER B SPEAKER SPEAKER C

R e l qd r i v e y

AC7,5V

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21

12.3 INTERNAL IRCUITRY F INTEGRATED IRCUITS C O C H A 1 1 3 7( F M f F f c )

( H A 1 1 3 8A M t C )

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H A1 2 0 1 TA 7061AP

12.4 THE CIRCUIT OF FM FRONTEND (AWB-023}

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