LBI-4732
UIUZ
TRANSMITTER
AUDIO 1 C
I
,------
E~S<S
>---<~_:1>--HO,,
DE-
P0S~-LJN
~"~
....
(
aOA
..;P.
rt.IIIPttASIS
~
FILTER
~~
z~o
;<"'
~1----------{~
P902
6
r
r-1
!J.
..
~
Cl49
I
! 1
Rl!51
;rt~
"'26
6.~
...
SPARE
f-
I K
~
430
i62:
~~MOO:;;;;;--+-'
f.~
~
CHAN. GUARD AOJUST
CG
HI
ziC-~---r--r-----r---ri~,U~FI!~~~r------------"M~O~O~A~01J<J~S:T
__
+------+------~
~~CII6
RI2B
·a;
!50K
C G LO 3 <:---+--+--f---+--+-+-+--"4-------_::.:::_.
BUFFER
QIOI
RI04
Rt53
68
IK
A-
•(~--+-+---t-~~~~----~----~--~---+--~
r'""'"'•+--t-r•
.---,
;~;·;g
I
~•~v
I
7f-i---r-t---~--------~~----+-~--~~----------------~
CIOI
.00!11
I
I
~~
TXOSC
CONTROL
12(--4---f---t-----------~.---~~----~--+--1------~-----------,
RIOZ
6.81(
~
C 153
L-----f-)
f---.,"~·~Wfvj_jO/I''([_
'
MIC
LO/TX
AUDIO
LOj
5 Cl
5
2.
Cl:54 .o!UF •
.J$V
.,
~
,
.OII.F
'
.OIUf
"
_g:u::~
~
MIC
HI/TX
AUDIO
HI
I 6
<--+-_j
V~l~l
COMPENSATI':>NI 13 (--j----------------------+--1--+-•
I
~----
--r
-,
F I 1
:'1
f---+-----------;--o
1
YIOI
L
.!_
_
!5
4 3 2 I
_IXYIOI
r----t----l
f2
c
2
FREQ
DIVIDER
(+
4)
IC
' I
u1o:
12
13
:;
i7
I
L.r
10
oJ
..
I.
II
Rl5<4
IK
""'
"''
CI02
470
CI03
.OOIUF
9
<:----+-------~""--<>
1
YI02
;f:_·~!:::_s
__
~
-
~
~
_ I
_JXYI02
,--r-
----l
* COMPONENT VALUES AS FOLLOWS:
10
<:----+--------,-.,.,.,-<> 1
Yl03
DA-t··;t:~L
~
5 _ 4 3 2 I _JXYI03
I ·--
-r=--c:c-:r-
---
r-
I
II
f(-f-~-------c>"~""""'s§o'-~~
5 3 2 I
1
x~::
tLEEVED
OAL:_~-~--_:_-::
__
r--
_J
'
,---
-r-
I
I<
(-·~~------.,>!l;...,liid'lt---0
I
Y"'
!
OA"""L_t_:~-~--~--~
!S
~
~
5
-2_
I
_JXYI05
,---
--
-l
'
"f(-f-~~---------,~
......
,;--o
1
YI06
QA
....
(
...
-..IfL_
6 5
<4
3 2 I
tXYI06
••
"
F6
L-'-------.=-.-
c-
- -
c-
,----
-,
-l
F<
IS
((-t-i
------o.-
...
-,~-~~~.:~~~-~,_----~-~
C-
=t-
2_
l_:x~:~;
' j
-----+-
l
F8
i I 7 (
~~-!!;lsi
~
I
YI08
L____
OA
:_~~~-~-~
:;_~
2
_!_I
_ _JXYIOS
OSCILLATOR
MODULE
SCHEMATIC DIAGRAM
25--50
MHz, EXCITER
BOARD
l9D416659Gl-G8
16
Issue
3
•
NJTD:
I .
IN
TliD-REQ..VICT
[XC
I lERS (
GR0..PS
I -4:)
Cl!iT IS CLif'PED
OOT
rCR CQIBI*TI(JICS;
lllni
2 TRIHSMIT
IC!Hi.
OA
..IM'£RS
All£
F'RESEHT
0o1
rREJ:A.EJ«:Y
SIIIT041PG
Lli'ES
CF
OTl£R
SIX
ICCJ4
CIRCliiTS.
2.
IN
Ellff'T-f'RE[J.EHCY
EXCITERS(~
S·U,
CAPAC
IT~
CI57·CI63
#I£
CLIP'PEO
QJT
AS
REQUIRiD
TO
I£ET TK: CUSltMJ!
FlEW I R9ENTS F'(Jf
FJIEQ...U«:
I
ES
EXNFI.£;
IF
nJST1JoER WN(TS ICOCS
Fat
Fl.
F2,
1"5,
N£
LLF"T
IH.
COMPON£NT
LL
ID£NTIFICATION
25-30MHZ
Cll2
Cl23
Cl24
Cl25
Cl26
Cl27
Cl29
Cl
Cl31
Cl34
Cl35
Cl36
Cl37
CJ41
Ll04
Rl43
Rl44
RI07
Rl22
Rl23
680
91
,.,
91
I 8
91
47
47
47
I
0_68
r3
100
2.7
100
"
2
20K
20K
L
680
62
1.0
62
62
33
B2
2.2
100
I
15K
"'
A
MS[
cM>o:w:ns
lilT
1~[!-[U
~
;,.~
HLITU
M
1000
56
1.0
,.
,.
22
0.56
12
0.39
__[Q_O
1.!5"
.47
15K
"'
:~
io!Ol
Sf'A((
UITJ:
ClM!U.TIC.~.
H
1000
43
a.az
43
43
I
"
0.47
7
0.39
100
I K
RI06
IK
MOO
RI09
lOOK
LIO~
RI07
*
~.
RI08
4701<
;
RHO
22K
CI06
OOZT\1
Rill
15
MOO
AMPL-1
QI02
RH<4
010
Rll3
3.31<
•••
'~
..
~'tl.J
E
CIOI
-~7\.IF
Rll1
820
Rll2
680
CRI02
CRJ03
CI04
330
;f.~
Rl50
33K
VOLTAGE
READINGS
I"
~
110'-TAG£
READINGS
ARE
TYPICAL
READINGS
MADE
WITH THE
TIUNSMITTER
KEY£0,
AND
MEASURED
WITH A
20,000
OHMS-Pt:R·VOLT
METER
WITH
REfERENCE
TO
A-
AND
NOT
CHAl"'liS
GROUNil.
AN
RF CHOKE
125-50
MlCROHENRYSI
I~
USED
IN
THE
HOT
METER
LEAD
TO
AVOID
OETUNING
Rr-
CIRCUITS.
"'""
010
f----"\.J
..
IV
CliO
Rill
I .OOILF
Z.2.K
.lc
'I
··~Q
Rl21
ZZK
MOO
Rl25
IK
~
L~
Ll~
(f.)
[\JIJ1;}·~
~
A12Z
Rl23
~
Clll
.0101\Jf
* *
*
~r
CIIZ
Rl24
ZZK
Cll4
0021U"'1'
MOO
AMPL-3
0104
Rl32
010
Rl31
3.31(
Rl30
680
"1.2V
Rl33
.471<
-
RIM
560
cno--f,
;f,
.047,...
Cll9
Cll7
.047
UF
Uf'
.047
UF
11145
33K
BUFFER
0105
CIOO
10
R!35
Rl3&
22K
IK
MULT-I
(TRIPLER)
Q
106
Cl47
·.1UF
TIOI
Rl37
33
*
C1Z4
9.6V
_1:
C~23
f
,
F---1!_~+-J
CIZ!;
*
Rl31
:;:~CIZI
180
.01
UF
-;:~CIZZ
01
UF
JIW
A I
METERINGL_~zc_
__
~l
__
_c'c_
__
~8~_c9~-3:_
__
<~-7c__:6~
ll9fl.621327,
Rev.
21)
c
c
•
•
•
c
•
~
~-
N
~
0
~
~
~
2 I
:::1:
2 2
•
• u 0
...
~
~
~
~
•
Cl27
;~
*
pi03L
H
6 +
+I
7+
+2
8+
+3
9+
...,4
TOP
VIEW
TIC!
MULT-
2
(DOUBLER)
0107
8
ltl39
120
1.6~V
TI04
Rl40
2Z
Cl45
' .01
Rl47
33K
·
UF
*
Cl30
MULT-3
(DOUBLER)
0108
TI05
8
fU41
68
E
I.I~V
Tl06
Cl32
.01
UF
Rl48
33K
AMPL-1
Ql09
*
Cl30
Ll07
10
TIOB
LIOI
39
~"?;f,
00.1
UF
IN
OAO("
TO
A[UIIt
AAT[O
EQUif>M[NT
PEJ"OAMAitC[,
ft[PLAC[M[NT
0#
Al'f'f
SUIVIC(
PAlO' SHOULO M MADE
ONlY
WITH
A
COIIIPO!It(NT
1-U.VING
THE
SPECIFICATIONS
S~
ON
THE PA.IITS LIST
FQIIII
TMolof
PA.IIT.
*
LI04
*
Rl44
RI4SI
33K
*
TCI41
To Next Page
Loading...
Need help?
General
