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Kenwood
- page 77
Models:
PS-50
AT-440
MB-430
PS-430
SP-430
VS-1
YK-88C
YK-88CN
YK-88S
YK-88SN
1
77
116
116
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116 pages, 24.53 Mb
Contents
Main
KEN WOO
D
HF TRANSCEIVE
R
CONTENT S
SPECIFICATION
(GENERAL
(TRANSMITTER
S
SPECIFICATION
S
(FREQUENCY STABILITY
(RECEIVER
TS-440S
CIRCUIT DESCRIPTIO
. Frequency Element
2
1
f
r
4
TS-440S
Receiver Circuit Descriptio
f
.
3
CIRCUIT DESCRIPTIO
N
o
DI I
L a
a
Table 9 Ceramic filter (L72-0351-05) (IF unit CF4
Table 8 Ceramic filter (L72-0356-05) (IF UNIT CF1)
AUTO MODE
Table 7 Ceramic filter (L72-0315-05) (IF unit CF3
a
Table
Table 6 MCF (L72-0260-05) (RF unit F2
Fl
Table 4 MCF (L71-0259-05) (RF UNIT
2)
AF notch circuit
D
$
1) Antenna tune
IC8
2) Cooling fan circui
3) FULL/SEMI BREAK-IN and VOX circuits
0
Page
4) Speech
4
operation
a
PLL
Theory
CIRCUIT DESCRIPTIO N
L
-
0
to
5
. Digital control circui
t
Page
. Encode
CIRCUIT DESCRIPTIO N
. Digital displa
3. Key scan inpu
-
fl
I
. Static input
PD 7800 reset circui
9.
VS-1 (option
TS-440S
CIRCUIT DESCRIPTIO
MIm
AE
mmmlllImm
v
V
unit
Band information generation circuit (in the R
13
TS-440S
Mode control signal
Expand functio
15
14
t
. Semi-self test functio
16
SW Monitor Display changes by TEST numbe r
/
; " by operate the key in chart then function working properly
;
. ,
Lg
SN74LS138H (Control unit
IC51)
7
TS-4405
IC3
TC4069B
DO
O
e
9
Wiring example when expanding the rang
Range select
Channel Select
~~
}BP
SN74LSI38
--
Pin nam
SEMICONDUCTO
R
IC2
unit
MC3357 (IF
SEMICONDUCTO
R
unit
(IF
PC2002V
~ :4~
p
tPD8255AC-5 (Control unit IC2, 53)
SEMICONDUCTO
R
APD63000 (Display unit IC1
Pin description
015
r
PARTS LIST
: New Part
: for Australi
X
for Europ
TS-44
Page
14
a
3 9
SWITCH UNIT (X41-1610-00
/
TS-440S
It
RF UNIT (X44-1680-00
A
(c
c
64
E
r
PARTS LIS
T
TS-440S
It /
J
g
4 5
/
Page
a
New Part
f
O4
Cl
FINAL UNIT (X45-1470-00
r
/
iit
(X50-2050-00
PLL UNIT
M
T
ft
Page
Page
Page
IS-440
S
5 5
(X51-1340-00
FILTER UNIT
#
/
2 4
CONTROL UNIT
(X53-1450-11
1
Page
L
)
DISPLAY UNIT (X54-1870-00
e
/
1!5()-O()
0(57-1
AT UNIT
Page
SIDE TONE UNIT (X59-1060-00
UNIT (X59-1070-00
. UNIT (X59-1080-00
VOX
SELECTIVITY
IF UNIT (X60-1300-00
Page
Page
(0F)Ilkl
TS
440
7
m
e
Page
PC BOARD
(X41-1610-00)
6 9
SWITCH UNIT
PC BOARD VIE
t
m
IN IN
W
6
Tl
-1
n
2
IJ
i -
A
0
I I
Ti
Page
Page
Page
Page
Page
Page
Page
Page
45x2
Lx
TS-440(A/8)
(X60-1300-00
71x
MX4
M x2
)
TS-440(B/8
Page
TS-4405
N
TS-440(E/8)
O
Page
r0
I
l
0 0
O
ADJUSTMENT
T
0
<REFERENCE
>
ADJUSTMEN
T
COMMON ADJUSTMEN
VOLTAGE CHECK, ADJUSTMEN
PLL ADJUSTMENT
ADJUSTMEN
T
s
RX
9 3
ADJUSTMENT
TX
e
ADJUSTMEN
:
SCOP
5612
s
ADJUSTMENT
e
Ac
eeee e
Page
C7a
:r
9 7
L
I i
TOP VIEW
Page
ADJUSTMEN
T
BOTTOM VIEW
RX SECTION
F
IC2
TX SECTION
i
.0
3=KO'=
s
Page
PS-5
0
PC BOARD VIEW (X43-1520-00) AVR UNIT
fi
L
PS-50
PSI
O
lr
X43-1520-0
I
PS-43
0
SLP-144B
2N588
2SB51
PS-430
SPECIFICATIONSIPARTS LIS
AVR UNIT (X43-1440-00
PS-430 GENERA
PARTS LIS
VS-
1
(o4
:
Dimensions
VS-1 SCHEMATIC DIAGRA
M
^
uo
~I
Page
MB-430/SP-43
0
4%,
SP-430 PARTS LIST
SP-430 SPECIFICATION
YK-88S/SN,YK-88C/C
N
(L71-0221-05) Optio
Table 4 CW crystal filter YK-88C
(L71-0211-05) Optio
AT-440
PARTS LIS
Kolii
KENWOOD & LEE ELECTRONICS, LTD
. LTD