4-21
July 2000
Part No. 001-2000-720
800 MHz RECEIVE SCHEMATIC
FIGURE 4-33
FOLDOUT
R204
10k
CR203
R247
2.2k
R201
10k
EP201
+
C362
4.7
C206
56pF
CR202
C202
6.2pF
C201
6.8pF
L226
Q201
3636
R203
62
+12V
RX
C205
6.8pF
+
C203
4.7
C204
56pF
+
C336
4.7
C337
56pF
Q218
3657
C207
6.2pF
L227
L202
L203
L201
L205
L206
L204
C208
24pF
L228
4
RF
IF
GND A
GND B
GND C
LO
C209
10pF
5
2
6
1
3
U201
LRMS-2H
C267
39pF
L207
Z201
Z202
C373
1.5-5pF
C374
4.7pF
L213
.82
C270
39pF
L209
C210
10pF
R208
1.8k
R209
680
R211
51
C211
.01
R313
220
C212
.01
+
C213
4.7
C214
10pF
C293
39pF
L211
Z203
Z204
C375
1.5-5pF
C376
4.7pF
L229
.82
C301
39pF
L225
R322
560
C338
.01
MIXER IN
16
OSC B
1
GND
15
MIXER
OUT
Z205
IF IN
U202
MC3371D
C217
.1
C219
.1
R214
51k
Z213
C221
.1
R215
1.8k
C323
.001
450 kHz
Vcc
DEC 1
DEC 2
3
5
3
1
2
6
5
4
4
7
8
QUAD
+12V
RX
R213
5.1k
1
AUDIO
C220
.001
R280
100k
+
U203B
MC3317B
R256
20k
R282
5k
R259
10k
R262
7.5k
+5V
C367
27pF
R260
0
R263
120k
+
C240
4.7
5
7
6
R264
5k
9 RX WBAND
R212
100k
C218
.001
+
U203A
MC3317B
3
2
9
13
METER
R261
5k
7 RSSI
J201
TP3
TP4
+12V
RX
C238
390pF
C222
120pF
52.5 MHz
L216
.1uH
C237
5.6pF
L215
.1uH
C235
220pF
C236
220pF
Q205
3658
Q202
3602
R230
270
C234
.01
L214
.1uH
C233
.01
+
C232
4.7
R229
10
+12V
R227
10k
R228
1k
C231
100pF
Y201
DC IN
3
5
2
4
6
7
CR204
9.1V
C316
.01
+
C266
4.7
R315
270
+12V
TCXO 1.0 PPM
17.5 MHz
GNDA GNDB GNDC
RF OUT
MOD
R309
12.1k
R310
4.99k
TP1
C254
100pF
Q211
3658
U209
C145190
20
REF IN
R272
240
C257
.1
C331
27pF
+6V
12
Vcc
C253
.01
Q210
3658
R249
3.3k
R251
3.3k
R250
270
R248
2.7k
C251
.01
L 218
.1uH
R312
100
+6V
C252
.001
C328
820pF
C307
100pF
C260
27pF
Q208
3636
R279
1.6k
R278
1.6k
R277
150
R275
6.8k
C258
27pF
L 219
.018uH
R274
10
+6V
C259
27pF
C309
1pF
Q209
3636
R299
36
C326
3pF
C334
27pF
R273
100
11
F IN
TP2
C358
3.9pF
6
PD OUT
C330
27pF
C256
.1
R271
910
+6V
19
V DD
R232
10k
RF DATA 20
J201
R231
10k
RF CLK 18
14
18
R276
47k
C333
27pF
8
DATA
CLK
GND
RX
7
17
R269
1k
SYN CS RX 12
R270
1k
SYN LK RX 14
2
ENABLE
LOCK DET
16
19
17
15
11
2
NC
R320
10k
R319
10k
+6V
C325
100pF
C332
27pF
10
F IN
R268
1k
+
C308
4.7
C255
.1
R267
294
+12V
5
V PD
A006
VCO
753-772 MHz
CNTL
TAP
MOD
GND
GND
GND
RF OUT
+12V
C269
27pF
C303
.1
+12V
L220
FREQ
ADJ
C268
1.5pF
C261
3.3pF
Q215
3636
Q214
3636
R291
1.3k
R292
75
C335
27pF
R290
1.5k
C272
27pF
C273
27pF
R300
36
C310
27pF
C356
2pF
EP206
R311
4.3k
L222
R293
51
C274
27pF
R294
10
+12V
C275
2.4pF
C357
1.5pF
C276
6.8pF
Q216
3604
C302
27pF
R306
51
R296
1.8k
R295
470
C262
27pF
EP203
RT202
1k
C278
27pF
+
C279
4.7
R297
100
EP202
C277
4.3pF
C263
5.6pF
C288
10pF
Q217
4098
C304
39pF
R308
22
R265
1.8k
R266
470
C264
27pF
EP205
C282
27pF
+
C281
4.7
R258
150
EP204
R283
150
R257
470
C280
12pF
C359
2.4pF
L212
L224
L223
L210
1 +15V
TP5
1
+
U204A
33172
3
2
C284
1.5pF
R323
1k
CR201
R255
27k
R254
330k
C285
.001
R252
330k
R253
6.8k
13 RX INJ TP
C286
.001
+
C287
1.5
+15V
+
C289
4.7
C290
.001
+12V
RX
C321
.001
C312
.001
C311
.001
SOURCE
RECEIVE
8
U206
LM78L12
V IN
GND
GND C
GND B
GND A
2
3
6
7
1
V OUT
1
U208
LM78L05
V OUT
GND
GND C
GND B
GND A
2
3
6
7
8
V IN
1
U210
LM78L12
V OUT
GND
GND C
GND B
GND A
2
3
6
7
8
V IN
R304
240
+
C298
4.7
R303
43
+
C299
4.7
C300
.001
C317
.001
C318
.001
C322
.001
+6V
SOURCE
+
C297
1.5
C296
.001
R302
220
R301
220
R314
220
+15V
1
U207
LM78L12
V OUT
GND
GND C
GND B
GND A
2
3
6
7
V IN
+
C292
1.5
C291
.001
+15V
+
C294
4.7
C295
.001
C315
.001
C319
.001
C320
.001
+12V
SOURCE
NOTES:
1. ALL RESISTORS ARE IN OHMS AND ALL CAPACITORS IN MICROFARADS
UNLES OTHERWISE SPECIFIED.
+12V
SOURCE
C366
.001
+
C365
4.7
+
C364
1.5
C363
.001
+15V
A201
L221
RF IN
RF AMP
MIXER
52.95 MHz
4-POLE
CRYSTAL FILTER
52.95 MHz
4-POLE
CRYSTAL FILTER
IF AMP
C215
6.8pF
C216
3.9
Содержание CONVENTIONAL VOTING RECEIVER
Страница 2: ... 2 February 1996 Part No 001 3039 505 ...
Страница 4: ... 4 February 1996 Part No 001 3039 505 ...
Страница 16: ...INTRODUCTION 1 6 July 2000 Part No 001 2000 720 ...
Страница 42: ...2 26 July 2000 Part No 001 2000 720 ...
Страница 64: ...UHF RECEIVER 3 22 July 2000 Part No 001 2000 720 ...
Страница 68: ...3 36 July 2000 Part No 001 2000 720 ...
Страница 86: ...800 MHz RECEIVER 4 18 July 2000 Part No 001 2000 720 ...
Страница 90: ...4 22 July 2000 Part No 001 2000 720 ...
Страница 112: ...5 22 July 2000 Part No 001 2000 720 ...
Страница 118: ...INTERFACE BOARD 6 6 July 2000 Part No 001 2000 720 ...
Страница 121: ...INTERFACE BOARD 6 9 July 2000 Part No 001 2000 720 ...
Страница 122: ...INTERFACE BOARD 6 10 July 2000 Part No 001 2000 720 Figure 6 3 RDM INTERFACE BOARD SCHEMATIC 1 OF 2 ...
Страница 123: ...INTERFACE BOARD 6 11 July 2000 Part No 001 2000 720 Figure 6 4 RDM INTERFACE BOARD SCHEMATIC 2 OF 2 ...
Страница 124: ...INTERFACE BOARD 6 12 July 2000 Part No 001 2000 720 ...
Страница 128: ...6 12 July 2000 Part No 001 2000 720 ...
Страница 130: ...6 2 July 2000 Part No 001 2000 720 ...
Страница 134: ...POWER SUPPLIES 8 4 July 2000 Part No 001 2000 720 ...
Страница 146: ...800 MHz RECEIVER CHANNEL FREQUENCY CHART A 12 July 2000 Part No 001 2000 720 ...