Figure 8-85. Power Amplifier Circuit - Motorola APX 1000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
IF1653
IF
1 FILT_RAW_B+
IN
IF1654
IF
TX_7V 1
IN
C1602
100PF
IF1651
IF
R1653 C1601
1
IN
0
100PF
L1601
TX_INJ
15NH
C1604
100PF
C1605
.01UF
U1601
LMV841
R1601
3
IF1652
4
IF
9.1K
1 1
IN
VC
R1602
10K
C1603 L1602 L1603 C1608 C1611
.01UF 110NH 180NH 100PF .01UF
U1602
SRFIC7126
C1607
16 6
RFOUT RFOUT
RFIN RFIN
1 7
NC5 NC5
100PF
VCNTRL VCNTRL
14
2
TPVG1 TPVG1
VD1 VD1
11 3
TPVG2 TPVG2 C1610 L1604
G2 G2
6.8PF 3.3NH
8
NC1 NC1
9
NC2 NC2
10
NC3 NC3
15
DNP
NC4 NC4
C1612
100PF
C1606 C1629 C1609
100PF 3300PF 100PF
C1618
100PF
C1619
.01UF
R1606
150
C1613 L1605 C1616
1
G G
1.8NH
33PF 47PF
DNP
C1614 C1633
47PF 47PF
R1605
1 2
C1630
1K
3300PF
R1603
R1604 C1615 C1617
75K
33K
100PF .01UF
L1606
23.75NH
3.85NH
Q1601
RD07MUP2B
C1620 C1621 C1622
39PF 18PF 15PF
8-191
DNP
C1623
1.2PF
IF1655
IF
L1609 L1610 C1625
1
OUT
9NH
100PF
PA_OUT
C1624 C1628
12PF 3PF

Figure 8-85. Power Amplifier Circuit