Subido por Enrique Benitez

Service Manual Cobra 148GTL ENG

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148NW
ST
BLOCK
DIAGRAM
148 GTL Block Diagram
Downloaded from ww.cbradio.nl
TR5
TR1
TR2
TR3
2SC1815GR
2SC1815GR
2SC5345Y
2SC5345Y
2SC5345Y
NB AGC
NB AGC
NB AMP
NB AMP
NB AMP
TR46
D12.13
TR14
TR15
1N4148*2
2SC945G
RF GAIN
METER AMP
KTC3194
ATT
1K261*2
DET
1ST MIX
KTA1266GR
NB AMP
7.345MHZ
TR9
2SC1815GR
X1
2SC5345Y
NB AMP
J310
IF AMP
NB AMP
455KHZ
BF9645A
2ND MIX
2ND DSC
TR16
TR17
TR18
7.8MHZ
CRYSTAL
KTC3192(0)
KTC3192(0)
FILTER
IF AMP
IF AMP
FT1
TR11
CER
2SC5345Y
FILTER
METER DET
D21.22
D23
KTC3192(0)
1K261*2
1N4148
IF AMP
AMP DET
ANL
TR52
IC1
KTC3192(0)
VCO MODULE
MB8719
DIMMER
FET1
FT3
FET3
7.8MHZ
CRYSTAL
FILTER
TR8
TR7
2SC1815GR
FT2
2SC5345Y
RF AMP
TR6
D1.2
ANL
TR4
IF AMP
PLL LST
10.24MHZ
X2
X4
7.8MHZ
CH SW
TR29
TR28
KTC4369Y
TR20
TR32
KTC3194Y
2SC5345Y
IN LOOP MIX
TRIPLER
TR10
FET2
TR12
2SC5345Y
2SC1815GR
2SK192A
2SC1815GR
CARR.DSC
AGC AMP
AGC AMP
SO AMP
TR19
TR13
2SC1815GR
AM AF AMP
SSB DET
KTA1266GR
SO AMP
TRIPLER
TX
FREQ.ADJ
TR30
CH DISP
2SC1815GR
2SC5345Y
VOICE LOCK
OSC
SQ
TR31
SW
X3
11.325MHZ
IC3
TR21
TR22
TR23
UPC1037H
2SC1815GR
2SC1815GR
2SC1815GR
BAL.MOD
SW
MIC AMP
MIC AMP
TR26
TR34
TR25
TR27
2SC1815GR
2SC5345Y
KTA1266GR
KTA1266GR
AMC CONTL.
ALC AMP
ALC AMP
D47.48
TR24
2SC945G
ATT
SOUND TRACKER
MODULE
1N4148*2
RF DET
2SC1969C
2SC2078
2SC2314
FINAL
DRIVE
IC5
TONE
TX MIX
PRE DRIVE
TR42
KTC4369Y
SWR DET
BIAS
AM RX
2SC1815GR
TDA2003
AM PWR REG
RF AMP
TR43
2SC1815GR
PHONE
AF AMP
EXT SP
CB
IC4
SW
S/RF
S/RF/SWR
CAL
PA
+8V
AZ7809T
2SC1815GR
IC2
CB
TX +8V
TR33
1K261*4
KTC4369Y
RX +8V
AM PWR REG
TR37
PA SW
TDA6131XS
TR41
D45.46
D73.74
MIC
TR39
VOL
TR38
TR36
ANT
DYNAMIKE
TR35
KA7809
2SC945G
REG
TX INHIBIT
TR47
TR53
KTA1266GR
2SC1815GR
SW
SW
PA
RX
SWR
SP
TX
AM
SSB
DC +13.8V
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