GE MASTR II User Manual

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SEE NOTE 2
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C241
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R222
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R218
560
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R219
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R212
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R213
422K
L207
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Q202
C259
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L209
L208
RZ33
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L225
C217
C215
C216
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TOP VIEW
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-- -- ----
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W COMPONENT VAL UES AS R1..LOWS
LL L
M H
COIIP. lOOfT. Z5-30 MHZ ~Q-36 MHZ 36-42MHZ
42-50MHZ
C20!5 120
IZO
120
220
C207
390
330 210 220
C208 330
210 210 220
C209
390
210 270 270
C210
330 Z20 220 180
C213 1000 1000 680 680
C214
••
.. 47 39
C21S
••
5. 47 39
C217
330
330
220
180
C211
390
330 270
270
C2"
390 330 270
270
C220
330 270 270 180
C221
330 270 270 180
C222 1000
1000
680
680
r---~224
500 500
430 360
C225 500
500
430
360
C226 200
240 22C 180
C235 210
210 220 180
C236 22C
150
100
150
C237 220
150 100
100
C250 100 100
150 100
C258 100
C259
100
C260
91
68 56 5I
C261
110
91
68 56
C262 15 13 12. 10
C263 140 110 91 82
C264
120
100 82 75
C265
91
68 56 5I
R201 10 10 20 20
R202 5.6 5.6 2 1 1.2
R203 56 5.6 2.7 1.2
R204 5.6
5.6
2.1 1.2
R207
C280
6.8U
C281 6.8U
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---
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LBI-4732
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TO J910
OH SYSTEIIIS
BOIUtD IW904)
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J200}
>---+J207
ANT
~--------------1.J----}J203 TO AHT
SEE NOTE 2
J202 TO fiCVIt
r-----------------~sE=E~~==~.--~
c
VOLTAGE READINGS
VOLTAGE READINGS ARE TYPICAL READINGS
MADE WITH THE TRANSMITTER KEYED, AND
MEASURED WITH A 20,000 OHMS-PER-VOLT
METER WITH REFERENCE TO A- AND NOT
CHASSIS GROuND. AN RF CHOKE 125-50
MICROHENRYSI IS USED IN THE HOT METER
LEAD TO AVOID OETUNING RF CIRCUITS.
NOTE: READINGS AT Q20t COLLECTOR AND
IN THE POWER CC:WTROL CIRCUIT WERE
TAKEN WITH TH£ TRANSNITTER ADJUSTED
FOR 50 WATTS OUTPUT. THESE READINGS
WILL VARY DEF'EJIIOIHG CJif THE SETTING
OF POWER ADJUST CONTROL R216.
PA ASSEMBLY
REV
HEAT SINK ASM
REV
l TR
l TR
t9C321395GI A
"'"'
t9C32129:5G2 A
....
C<(
19821968861
Z>< 19C321295 63 A
.. u
.....
~ ..
19C321295G4
•
19C321295 69
•
19C321295GIO
•
198219688613
19C32129!5811
•
19C32129!5612
I
J208 SHIELD
OF W904
NOTE: CHANGES TO THIS DIAG .
MAY AFFECT 19R622108.
IN ORDEII TO IIETAIN RATED EQUIPMENT
P'EIIIFOIIMANCI£. tfii[P'LACEMENT OF ANY
SERVICE PA.IfT SHOULD 5E WADE ONLY WlTH
A COMPONEHT HAVIIiiG THE SPECIFICATIONS
SHOWff C. THE PAIIHS L~T FQIII THAT PART
NOTES:
L CAL.LEO FOJt ON ~LI9C3ZI29S.
Z..SOQ MICRO STRIP, PART OF PWil
l. .JJ.-INOICATES A-
* -INDICATES VEHICLE GROUND
CPNT. 80. ASM
REV
FREQ. RANGIE
LTR
19041796861
0
25-30 IlHZ
:19D4179H62
c
3Q ...
IlHZ
19D41~63
E
36-42 IlHZ
19041796184
,
42-50 IlHZ
190417968 cu
D
25-30
IlHZ
190417968 G2
c
30-38 MHZ
190417H8 G3
F
36-42 MHZ
19D4179UCi4
F
42-50 MHZ
SCHEMATIC DIAGRAM
25--50 MHz, 50-WATT STATION
POWER AMPLIFIER 19C321295Gl-G4
Issue 4
17
•

GE MASTR II Specifications

General

Brand	GE
Model	MASTR II
Category	Two-Way Radio
Language	English