Realistic PRO-2004 - Semiconductor and Component Identification; Integrated Circuit Lead Identification

SEMICONDUCTOR LEAD IDENTIFICATION AND
IC CIRCUIT DIAGRAM
'INTEGRATED CIRCUIT LEAD IDENTIFICATION
lC1 :(S4419A
FM AF
OUT
OPEN
AM IF AM Voc AM GND
OUT -.fuL ...I"::L
12 --~-~---.,
I
1
I
I
I
L ~-- __ ~------- 7 -
FM GND FM Vee FM QUAO
IN
AM/FM
METER
OUT
AM IF IN
FM IF IN I 10....-1"=:--'
FM IF DC
FEED BACK
FM AC GND
FM IF IN
AM IF IN
FM AC GND
AM RF AGCI
FM BIAS
FM IF DC
AM Vee
FEED BACK
..
FM Vee
AM IF AGC
FM GND
AM IF OUT
FM AF OUT
AM AC GND
QUAD IN AM/FM METER OUT
FM LIMITER
AM GND
OUT
IC2 TK10420
LOCAL IN
RF IN
X· TAL OSC
GND
MIXER OUT
AUOIO MUTE
Vee
SCAN CON TROL
LIMITER IN
SQUELCH IN
DE CQUPUNG
FILTER OUT
UMITER OUT
FILTER IN
QUAO IN
OETECTOR OUT
IC3 H014011S
2 Ao--t-----4-l
IAo--+-----J 1--+ ..... ------------;
VSS
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