Motorola APX 2000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: 900 MHz (84012478001) 8-351
Figure 8-168. Receive and Transmit VCO Circuit
1
IF3002
1
IF3003
1
IF3001
GPO2
IF
DC_SUPER_FILTER_5V
IF
GPO1
IF
IN
IN
IN
1
IF3005
VCO_VCTRL
IF
IN
L3007
C3005
39PF
100NH
GPO1
R3018
C3012
.1UF
51K
C3015
C3014
L3001
21
VR3008
21
VR3009
21
VR3006
12
Y3020
21
VR3010
L3008
C3006
1.25GHZ SDRF1250S02F08PA
27NH
1SV279
100NH
39PF
1SV279
2.2PF
2.2PF
1SV279
1SV279
R3036
R3030
C3022
13
2
Q3038
R3032
C3023
C3026
C3027
24
18K
3.3PF
DC_SUPER_FILTER_5V
3.3PF
20K
NE68519
2.4PF
2.2PF
G
S
D
R3040
C3042
L3041
2
1
3
Q3033
MGSF1N02LT1G
68NH
39PF
120
C3068
C3067
R3066
39PF
DC_SUPER_FILTER_5V
0.1UF
33
1
IF3070
C3069
9PF
IF
VCO_OUT
OUT
13
2
Q3062
R3061
R3058
DC_SUPER_FILTER_5V
NE856
20K
20K
G
S
D
R3063
R3059
L3064
C3065
2
1
3
Q3060
MGSF1N02LT1G
12
120
33PF
150NH
C3056
C3057
3.6PF
1.8PF
L3002
21
VR3013
21
VR3014
12
Y3053
C3054
C3055
C3050
C3051
1.6PF
2.4PF
1.11GHZ
RESONATOR
1SV279
1SV279
2.7PF
15NH
2.4PF
21
VR3011
21
VR3048
L3047
C3046
1SV279
33PF
150NH
1SV279
L3012
C3010
R3052
C3049
51K
GPO2
33PF
150NH
.1UF

Motorola APX 2000 Specifications

General

IP Rating	IP67
Operating Temperature	-30°C to +60°C
GPS	Optional
Bluetooth	No
Frequency Range	700/800 MHz
Power Output	1-5 W (VHF), 1-3 W (700/800 MHz)
Channels	Up to 1, 000
Battery Life	Up to 10 hours (digital)
Digital Protocol	APCO P25
Frequency	VHF: 136-174 MHz, UHF: 380-470 MHz, 700/800 MHz: 764-870 MHz
Power	1-3W (700/800 MHz), 1-5W (VHF)