EFJohnson 001-9800-001 User Manual
Page 112
February 2001
Part No. 001-9800-001
6-20
C566
.01uF
R539
42.2k
R543
12.1k
C564
100
C563
.01uF
R534
100k
R261
10
R542
7.5k
C565
10uF
R538
17.8k
C552
10uF
R536
100k
R557
47k
R505
10k
R512
47k
R514
47k
5.5V REGULATOR
CTRL
V OUT
FDBK
VIN
8V
C562
100
R260
100
+
+
UNSW BAT
VOUT
VIN
1
U501
MC78M08
GND
6
2
1
5
4
3
CR211
CR212
R537
1k
UNSW BAT
(FROM PA BD)
CR504
R541
54.9k
8V REGULATOR
8V
R800
20k
R803
20k
R806
20k
R809
20k
R812
20k
R814
20k
R816
20k
R801
20k
R802
10k
R805
10k
R808
10k
R811
10k
R813
10k
R815
10k
C500
100
R508
220k
CR503
U801
MC14094
4
5
6
7
14
13
12
16
15
8
Q1
Q0
Q2
Q3
Q4
Q5
Q6
1
3
2
10
Q7
STR
CLK
DATA
QS
VCC
OE
GND
T/R
SHIFT REGISTER
(D/A CONVERTER)
2
3
+
U500A
LM2904
8
4
1
UNSW BAT
C502
.01
R516
4.7k
R515
4.7k
Source
8V TX
C537
10
R530
1.8k
R525
10k
C525
100
C526
.01uF
R810
4.7k
R821
0
R807
4.7k
R834
12k
R840
10k
C820
100
C825
1uF
R826
10k
R841
10k
R850
100
C828
.01uF
C829
100
+
+
U803
LM2904
5.5V
8
4
1
2
3
C809
150
5.5V
14
1
15
16
17
RF OUT
GND
GND
GND
GND
VCC
MOD IN
GND
GND
GND
8
7
18
19
20
U806
REF OSCILLATOR
14.850 MHz
R528
47
R546
100
L502
C570
2.7
L501
18.5nH
8V
J602
2
1
C511
100
C549
470uF
C550
.01uF
C551
100
C548
10uF
+
+
+
U500B
LM2904
R507
1k
R509
10k
C504
.1uF
C501
.1uF
R502
10k
C503
100
5
6
7
CR500
R511
120
R506
1k
8V
F500
4A
SOURCE
UNSW BAT
6
R513
1k
R510
1.2k
R501
10k
C505
.01uF
SW BAT
Q500
7013
R500
2.2k
R503
10k
EXCITER
PREDRIVER
POWER CONTROL
CURRENT
SENSE
AMP
FIRST AMP
R804
4.7k
R822
10k
R820
0
C832
.01uF
C819
1uF
R828
0
C830
.01uF
C833
100
C834
.22uF
R845
10
R846
5.6k
C835
.01uF
R848
18k
C836
.0047uF
C840
.01uF
R854
10k
R852
1k
C838
4.7uF
R851
47k
C839
100
R853
10k
R838
24k
C821
.001uF
C816
.001uF
C122
100
L103
150nH
C841
.001uF
C842
8.2
R855
47
C120
100
R113
47k
C116
1
15
7
20
19
8
2
3
1
RF
RN
GND
GND
PHP
PHI
RF IN
RF IN
17
16
4
12
14
13
5
6
VCC
VCC
VCC
TEST
REF IN
DATA
STROBE
CLK
LOCK
R831
100
C815
.01uF
+
5.5V
U804
SA7025
SYNTHESIZER
R504
1k
UNSW
BAT
C118
12
C115
12
R112
12k
L102
150nH
C112
6.8
C119
10
C113
3.0
R107
8.2k
R110
10k
R111
270
C114
100
R114
330
C102
1
L101
3
4
5.5V
C558
100
C557
.01uF
+
C553
470uF
C108
33
Q501
3658
Q511
1300
Q513
1300
Q505
3658
8V
5
7
J501
2
3
+
C556
4.7uF
SOURCE
8V
SUPPLY SWITCHING
U502
TK11900
SOURCE
5.5V
9
C201
33
CR200
R200
1k
CR203
Q201
3636
R208
4.7k
21
1
17
20
18
19
9
5
3
4
2
23
22
24
11
14
12
6
8
7
15
10
16
DGND
GND4
GND3
GND2
GND1
A2
W2
B2
A1
W1
B1
CS
CLK
SDI
VCC
SHDN
RS
A4
W4
B4
A3
W3
B3
5
2
3
U802
AD8403
R824
0
R819
0
5.5V
R818
10k
R817
10k
R829
4.7k
R823
33k
SYNTHESIZER
DIGITAL POTENTIOMETER
8V TX
BANDPASS FILTER
C227
22
R223
4.7k
C222
.01uF
R206
3.9k
Q200
3612
R205
1k
R207
100
C223
.01uF
R209
470
C224
100
8V
C226
100
C225
.01uF
BANDPASS FILTER
C258
.01uF
R222
3.3k
Q203
3612
R221
1k
R220
100
8V
C259
100
Q204
3636
L210
22uH
R224
1k
C260
9.1
C261
9.1
R225
270
R226
18
R227
270
C252
150
C266
27
C268
150
C269
5.6
C270
22
R228
8.2k
R245
680
R246
390
R244
15k
C283
.01uF
L219
.22uH
Q207
3634
R248
180
C286
.01uF
C287
47
C288
7.5
C284
.01uF
C290
36
R249
47
R250
390
R251
100
R231
4.7k
R232
4.7k
C275
.01uF
R835
100
C823
.01uF
C824
100
C811
.01uF
C812
100
C104
100
L105
150nH
C109
100
L106
150nH
R825
100
R827
4.7k
Q800
1300
C807
.01uF
C808
100
RECEIVER
45 MHz CRYSTAL FILTER
Z204A
C271
27
C272
.01uF
Z204B
C285
.01uF
R247
4.7k
R243
10
8V
L217
.27uH
8V
8V
Q206
3616
Q205
3616
C277
.01uF
TRIPLER
2
10
1
3
Q4
Q1
Q0
CLK
STROBE
QS
DATA
Q2
Q3
Q5
Q6
Q7
4
5
6
7
14
13
12
11
U800
14094
5.5V
16
15
8
VCC
OE
GND
+
C814
4.7uF
CR800
5.5V
15
4
3
5
6
7
W100
W110
W112
W113
W114
W115
5V In
C Shift 1
C Shift 2
Mod In
N/C
Control
CR101
2.1-18.7
CR105
R229
0
C274
.001uF
R254
2.2k
R253
3.3k
C298
.01uF
C293
.01uF
C295
.1uF
+
C294
47uF
R252
100
C301
10
C278
.01uF
C282
.01uF
C299
.01uF
C300
.01uF
C296
.01uF
C297
.01uF
R255
56k
R256
27k
R258
10k
C303
.33uF
C305
100
R259
330
C302
.01uF
C281
.01uF
R233
22k
R234
22k
CR207
R237
20k
CR209
R239
510
R238
20k
C276
.01uF
C289
.01uF
C291
.01uF
R241
20k
R240
510
CR210
CR208
R242
20k
R108
10k
R109
10
C106
100
R100
100
C101
100
Q100
3651
R101
6.8k
L100
27nH
R102
270
R839
39
C822
100
R833
15k
Q801
3636
C817
100
C813
.01uF
R830
100
C818
9.1
C827
9.1
Z205
450 kHz CERAMIC
FILTER
W202
5.5V
L218
1
2
4
2
0
1
8
1
3
1
2
1
9
1
7
1
5
8
10
11
6
14
16
9
5
7
IF AMP
OUT
LIM IN VCC
RF IN +
RF IN ±
OSCE
IF AMP
IN
MIXER
OUT
LIM 2
LIM 1
IF 2
IF 1
GND
RSSI
OUT
RSSI FB
AUDIO FB
AUDIO
OUT
QUAD
IN
LIM
OUT
U201
SA676
SECOND MIXER/
DETECTOR
Z206
WIDEBAND
NARROWBAND
Z202
W111
W109
W101
W103
W102
W104
W105
W106
W107
W108
RF OUT
RF OUT
8V
BUFFER AMPLIFIER
A900 VCO MODULE
BUFFER AMPLIFIER
VCO
20
19
C306
100
C304
.01uF
Rx Audio Out
RSSI Out
PART OF
J201
11
8V
8V Out
C555
100
10
Sw Bat Out
C554
100
SW BAT
4
Unsw Bat Out
C559
100
UNSW BAT
R533
510
6
7
8
TO J302 ON
AUDIO/LOGIC
BOARD
450 kHz CERAMIC FILTERS
PART OF
J201
TO J302 ON
AUDIO/LOGIC
BOARD
17
18
1
12
13
14
16
15
2
3
5
SHIFT
REGISTER
R556
47k
2
3
4
6
4
1
3
1
2
3
4
3
2
5
6
W201
ALL RESISTORS ARE IN OHMS AND ALL CAPACITORS
ARE IN PICOFARADS UNLESS OTHERWISE SPECIFIED.
1.
NOTES:
1
2
8
9
10
11
12
13
14
16
CR103
R540
10k
CR802
5.1V
Tx On
On-Off Ctrl
Temperature
Transmit (Delayed PTT)
Lock Detect
Tx Wideband Data In
Data In
Clock In
RF Strobe In
Synth Strobe In
Tx Audio In
Tx Data In
L213
.68uH
L215
.68uH
Q101
3651
Q102
3651
+
AUX IN
10
18
11
Q516
3612
Q503
3658
Q502
3658
R517
10k
Q517
3658
SOURCE
SW BAT
R535
100k
Q510
2057
Q512
6027
Q514
3612
Q504
3612
Q506
3618
Q508
4401
8V TX SWITCH
BYPASS
+
C561
4.7uF
GND
SUMMING
AMPLIFIER
R553
10k
R552
10k
Q515
1300
R551
10k
R550
10k
SW BAT
C560
100
DATA
SYNTH STROBE
CLOCK
C837
.01uF
L802
47nH
C502
CR501
5.5V
C805
100
C810
100
C803
100
C800
100
C510
100
C507
100
C801
100
C802
100
C804
100
C506
100
C509
100
C508
100
C111
2.7
C110
5.1
C124
1.0
R849
470k
+
C831
1uF
CR104
R103
1k
C103
4.7
R836
18
L800
22nH
R837
68
R847
18
L801
12nH
R844
1k
CR801
C826
6.8
R843
150
R842
150
R856
82
R832
1k
C105
100
C100
100
C107
100
C123
100
CR106
L107
150nH
L202
15nH
C221
6.8
C220
100
C215
5.6
R257
62k
C292
.01uF
L203
12nH
CR206
L209
12nH
C255
100
C256
6.8
C262
3.3
C264
7.5
L211
12nH
C263
2.7
C251
18
R218
10k
L208
.68uH
R219
100
C253
.01
R217
47k
R216
390
C246
3.9
Q202
6234
8V
C247
.01uF
C249
.01uF
L220
27nH
L207
15nH
R214
330
C245
8.2
C243
4.3
R215
10k
C248
.01
C307
3.9
C242
6.8
L206
0.3nH
C244
10
C238
3.3
CR205
R213
10
C240
3.3
C239
1.8
R212
10k
C230
100
R211
10k
C233
1.8
CR204
C232
3.3
R210
10k
C241
22
F1
F2
F1
F2
C229
100
L204
0.3nH
C231
3.0
C237
10
C236
22
L205
47nH
C202
100
C204
6.8
C235
6.8
C234
4.3
C228
8.2
L201
0.3nH
C217
2.7
C216
6.8
CR202
R204
10k
C219
1.8
C218
3.3
R203
10k
C210
100
R202
10k
C208
3.3
CR201
C207
1.8
R201
10k
C213
47
F2
C209
100
L200
0.3nH
C206
2.7
C211
6.8
C205
47
C203
5.6
C212
2.2
F1
C214
6.8
RF AMP
C530
39
L505
8nH
C529
12
R520
47
C571
1.5
C547
24
C535
12
C524
220
C546
24
C569
15
C545
24
C576
15
C568
15
R527
10
L500
C515
100
C516
.01uF
C577
15
Q509
6120
C513
.1uF
+ C512
10uF
R518
100
C514
.1uF
R519
2.7k
R524
47
C536
100
EP501
R522
1.2k
C522
.01uF
C523
100
C578
15
C567
33
C543
22
C544
30
C542
20
C541
24
C534
56
C573
24
C574
22
C572
20
C575
10
C540
3.9
R523
270
SW BAT
EP500
C539
6.8
C519
.01uF
C518
100
+
C517
10uF
C579
100
R532
18
R555
180
R554
150
L507
L504
8V TX
C538
15
C533
43
8
Q507
3618
L503
R531
1.8k
C527
100
C528
.01uF
R521
47
C520
100
C521
100
R526
10k
R529
10
L506
C531
5.6
C532
51
8V TX
SECOUND AMP
THIRD AMP
6.3
6.8
1.1
6.8
.7
0 (RX)
7.9
1.4
0
.4
6.1
5.6
1.3
6.1
.7
7.9
1.7
1.0
0.6V P-P
6.6 (WB)
0 (NB)
0 (WB)
6.1 (NB)
0.1V P-P WITH -30dBm
INJECTED AT ANT JACK
0.1V P-P WITH -47dBm
INJECTED AT ANT JACK
0.3V P-P WITH -47dBm
INJECTED AT ANT JACK
5.2
2.9V DC
0.1V P-P WITH -47dBm
INJECTED AT ANT JACK
< 0.6V DC WITH
NO RF SIGNAL
400mV rms
5.6
4.7
410mV rms
(430MHz, TX)
1.5-5.2V DC
2A AT MAX POWER
3-10
0.5-3.0
2V RF
.4
13
225mA
.7
5.8
3V RF
6.6
6.6
.7
0.5V RF
8V (RX)
3-10 TX
0 RX
1.4-5.0 TX
0 RX
11.6 TX
13 RX
2-6 TX
0.3 RX
2-6 TX
0.3 RX
1-5 (TX)
12.9
0.6 (OFF)
4.7
.1 (OFF)
9.1
13.3 (OFF)
4.3
4.0 (OFF)
12.8
13.4 (OFF)
13.8
8.7
12.9 (OFF)
7.9
12.9 (OFF)
7.2
13.7 (OFF)
R604
100
R611
4.7k
C640
47
C649
68
C648
100
CR602
R605
330
C601
470
C600
.01uF
Unsw Bat
Out
C602
68
C653
68
HARMONIC FILTER
R603
220k
Antenna
Jack
J601
R607
100k
CR600
25W POWER AMPLIFIER BOARD
C611
68
W602
C604
68
C603
.01uF
R601
10k
Current Sense
Temperature
T/R
Forward Power
UNSW BAT
FINAL AMP
J600
ANTENNA SWITCH
Q602
3658
J603
+
±
P001
R610
100
R609
100
R608
220k
CR603
C652
30
R606
68k
C614
100
C625
2.7
C620
2.7
C621
2.7
L603
C622
5.1
C623
4.7
C624
4.7
L604
C618
5.6
C626
5.6
C619
5.1
C628
3.9
C629
3.9
C630
2.2
L602
C642
6.8
C646
10
C627
33
C616
33
DIRECTIONAL
COUPLER
RX RF OUT
EP
L607
EP602
Q601
4402
C615
56
C638
56
C617
47
L601
C612
.01uF
C613
100
EP
EP601
C608
100
+
C607
6.8uF
R600
.03
C637
15
C634
2.2
C635
3.3
C636
3.3
Power
Jack
CURRENT SENSE
UNSW BAT
R602
220k
CR601
.4 TX
13.6 RX
.7 TX
0 RX
SUPPLY V MINUS .24V
R613
470
R105
390
L606
C643
3.9
C655
3.3
C651
2.2
C650
12
RF BOARD SCHEMATIC (UNREVISED 430-470 MHZ)