Motorola Radius CM300 - Page 176

4-12 VHF 1–25 W Band 2 PCB 8488977U01 (rev. P9) / Schematics
D305
Q304
IF300
RX_EN
LOC_DIST
9V
5V
3V
RX_INJ
9R
RX
T301
4
6
3
1
2
Q301
L306
MIXER SHIELD
DNP
DNP
DNP
DNP
DNP
TO SHEET 1
FRONT-END SHIELD
C333
91.p
100.p
C347
C339
R341
39.p
10.
470.p
Q303
BFS540
C331
1n
C324
R327
2.4K
C330
470.p
C341
82.p
30.p
C355
5.6p
C340
C365
30.p
82.p
C354
C338
120.p
C300
51.p
470.0n
L305
9V
5V
L311
33.47n
3V
L310
L309
33.47n
33.47n
L308
33.47n
33.47n
L307
L300
33.47n
150.n
1
TP4
TEST_POINT
11
TEST_POINT
TP1
R344
Q306
10.
R345
10.K
K3
Q300
U302
A2 A4
K1
36.p
C337
C351
180.p
C327 C326
1.n1.n
10.K
R346
10.
R343
18p
C361
18p
C362
82p
82p
C345
C344
R337
100.
330p
L302
C332
1.2u
10n
C321
R333
430.
82.p
C343
39p
10.
C348
R342
470.
R301
1
SH300
SHIELD
1
SH302
SHIELD
1
SH301
SHIELD
L314
33.47n
3.3p
C366
C325
1n
C363
33.47n
12p
L313
33.47n
L312
R300
10.K
15.K
R310
470.p
R339
C329
51.
C328
470.p
R330
1.2u
1.K
L303
36.p
C349
CR301
1.n
C323
T300
4
6
3
1
2
XFMR
XFMR
R335
C350
36.p
220.
C334
91.p
56.p
C346
82p
C342
51.
R340
VHF2 (146–174 MHz) 1–25 W Receiver Front and Back End (Sht 1 of 2)