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GE Superadio (1) Manual
CAT. NO. SYM.
CAPACITORS
EA30X78 C1
EA1BX268 C2,10,18
EA18X201 C3,5,6
EA18X186 C4,58,59
EA18X283 C7,8,9,14,17
RT6494
EA18X246 C12
EA18X273 C13
EA30X26 C15
EA18X151 C16,56
EA18X301 C19,21,26,27,44
EA31X187 C20,31
EA20X79 C22,39
EA18X299 C23,28,30,33,35,43 .047MF, 50V
EA18X174 C24, 25
EA18X307 C29
EA18X203 C32
EA31X211 C34
RT5045
EA18X113 C38
RT4635
RT5047
RT3860
EA22X4
EA31X204 C47
EA23X2
EA22X17 C49
EA22X16 C50
EA22X6
EA31X200 C53
EA18X224 C57
(C) CERAMIC (P) POLY (E) ELECTROLYTIC
COILS and TRANSFORMERS
EA36X144 L1
RT4722
RT5370
RV2291
EA35X160 L5
EA83X128 L6
RT5373
EA61X281 T1
EA61X282 T2
EA61X282 T3
EA61X283 T4
EA61X284 T5
EA61X285 T6
EA61X162 T7
RS6795
EA61X178 T9
EA61X286 T10
4 of 6
REPLACEMENT PARTS LIST - MODEL 7-2880A
DESCRIPTION
Tuning Capacitor
75pf, 50V
15pf, 50V
100pf, 50V
820pf, 500V
C11
1pf, 50V
47pf, 50V
5pf, 50V
Trimmer
22pf, 50V
.0047MF, 50V
2.2MF, 50V
220pf, 500V
3pf, 50V
.0022MF, 50V
390pf, 50V
4.7MF, 35V
C36,37
220MF, 6.3V
8pf, 50V
C40,41
470MF, 6.3V
C42
220MF, 16V
C45,52
.1MF, 50V
C46
.047MF, 50V
1MF, 50V
C48
.1MF, 50V
.0033MF, 50V
.033MF, 50V
C51,54,55
.01MF, 50V
1000MF, 16V
.001MF, 50V
FM Antenna Coil
L2
FM RF Coil
L3
Input Choke
L4
FM Oscillator Coil
AM Oscillator Coil
AM Antenna
L7
Choke Coil
1st FM IF
2nd FM IF
3rd FM IF
1st AM IF
2nd AM IF
3rd AM IF
FM Det. Primary
T8
FM Det. Secondary
4th AM IF
AM RF
CAT. NO.
SYM.
DESCRIPTION
POTENTIOMETERS
RT2410
R17
AFC Bias Trim Pot, 50K
(C)
EA49X501
R24
Treble Control, 100K
(C)
EA49X501
R25
Bass Control, 100K
(C)
EA49X502
R20
Volume Control, 50K
(C)
CAT. NO.
SYM.
DESCRIPTION
(C)
(C)
TRANSISTORS and INTEGRATED CIRCUITS
(C)
Note: When replacing transistors and integrated circuits with
(C)
the type specified below, corresponding changes must also be
(C)
made.
(E)
(C)
CAT. NO.
SYM.
COMPONENT CHANGES
(C)
(C)
EA15X7244
Q1
R2 (470K)
(C)
EA15X7244
Q2
R4 (330K)
(C)
EA15X7244
Q3
R7 (270K)
(E)
EA15X7244
Q4
R12 (270K)
(E)
EA15X7244
Q5
R13 (56K)
(C)
EA15X7590
Q6
R14 (15K), R21 (39K)
(E)
EA15X8447
Q7
None
(E)
EA33X8525
IC1
R1B Omit
(P)
(P)
MISCELLANEOUS
(E)
(E)
EA36X4B3
CF-1
Ceramic Filter, 10.7MHz
(P)
EA39X328
SW1
FM/AM Switch
(P)
EA39X328
SW2
AFC Switch
(P)
EA39X196
SW3
Power ON/OFF Switch
(E)
EA95X143
LS101 Speaker 6 1/2", 8 Ohm
(C)
EA41X42
JK-1
Earphone Jack
5-1082
MS-1
Earphone, 8 Ohm
EA2X50
MS-2
Whip Antenna w/Sleeve
EA66X48
MS-3
Power Cord
RT2988
MS-4
AMP Connector f/Power Cord
EA69X92
MS-5
Tuning Shaft
EA6X348
MS-6
Tuning Drum
RT8129
MS-7
Spring, f/Dial Stringing
RS4675
MS-8
Pulley
RS2618
MS-9
Dial Cord
RS4556
MS-10 Battery Contact, Positive
RT7977
MS-11 Battery Spring, Negative
EA2X196
MS-12 Battery Spring, Neg/Pos.
EA9X418
MS-13 Main Chassis Mtg. Bracket
EA1X751
MS-14 Cover f/Power Cord Strain Relief
EA3X47
MS-15 Mylar Washer f/Handle
RT5361
MS-16 Nut f/Handle End Caps
RV1532
MS-17 Clip f/Whip Antenna
EA1X752
MS-18 Screw f/Bracket
EA1X752
MS-19 Screw f/Tuning Drum
EA1X754
MS-20 Screw f/Handle Caps
http://earmark.net/gesr/sr1_manual.htm
7/26/2014 3:34 PM
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