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Kenwood Manuals
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NEXEDGE NX-300
Service manual
Kenwood NX-300 Service Manual page 44
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Also See for NX-300
:
Service manual
(108 pages)
,
Operating instructions
(2 pages)
,
Function reference
(608 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
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NX-300
TX-RX unit (X57-7370-11)
Ref. No.
Part Name
IC404
IC
IC500
IC
IC501
IC
IC502
IC
IC503
IC
IC504
IC
IC600
IC
IC700
IC
IC701
IC
IC702,703
IC
IC900
IC
IC901
IC
IC902
IC
IC903
IC
Q503
Transistor
Q504
FET
Q507
Transistor
Q508,509
FET
Q510,511
FET
Q512,600
Transistor
Q601
Transistor
Q602
FET
Q603
FET
Q604
Transistor
Q605
FET
Q606
FET
Q607
Transistor
Q608
FET
Q610
Transistor
Q700
Transistor
Q701
Transistor
Q703
FET
Q704
Transistor
Q705
FET
Q706
FET
Q900
Transistor
Q901
FET
Q902
FET
Q903
FET
Q904
FET
Q905
Transistor
D501
Diode
D505
Diode
44
COMPONENTS DESCRIPTION /
Description
OP AMP (RSSI/VAGC)
Temperature sensor
AF AMP for TCXO MOD
PLL IC
DC AMP for VCO tune
OP AMP (VCO MOD/APC)
Auto power control
Buffer
FM IC
DC AMP for BPF
50T control
DC/DC converter
Voltage regulator (50C)
Voltage regulator (33C)
Ripple fi lter
Buffer AMP
Ripple fi lter
VCO oscillation
T/R switch
Buffer AMP
Pre-drive AMP
Drive AMP
Pre-fi nal AMP
APC switch
APC switch
RF fi nal AMP
APC switch
APC switch
APC switch
2nd Local tripler
IF AMP
Mixer
Ripple fi lter
RF AMP
RF AGC
TX/RX LED switch
SB3 switch
50R switch
50IF switch
DC/DC converter switch
50T switch
Ripple fi lter
Bypass diode
元件说明
TX-RX 单元 (X57-7370-11)
有关号码
零件名称
IC404
IC
IC500
IC
IC501
IC
IC502
IC
IC503
IC
IC504
IC
IC600
IC
IC700
IC
IC701
IC
IC702,703
IC
IC900
IC
IC901
IC
IC902
IC
IC903
IC
Q503
晶体管
Q504
场效应管
Q507
晶体管
Q508,509
场效应管
Q510,511
场效应管
Q512,600
晶体管
Q601
晶体管
Q602
场效应管
Q603
场效应管
Q604
晶体管
Q605
场效应管
Q606
场效应管
Q607
晶体管
Q608
场效应管
Q610
晶体管
Q700
晶体管
Q701
晶体管
Q703
场效应管
Q704
晶体管
Q705
场效应管
Q706
场效应管
Q900
晶体管
Q901
场效应管
Q902
场效应管
Q903
场效应管
Q904
场效应管
Q905
晶体管
D501
二极管
D505
二极管
说
明
OP AMP(RSSI/VAGC)
温度传感器
TCXO MOD 的 AF AMP
PLL IC
VCO 调谐用 DC AMP
OP AMP (VCO MOD/APC)
自动电源控制
缓冲器
FM IC
BPF 的 DC AMP
稳压器 (50C)
DC/DC 转换器
稳压器 (50C)
稳压器 (33C)
纹波滤波器
缓冲 AMP
纹波滤波器
VCO 振荡
T/R 开关
缓冲 AMP
前级 - 驱动 AMP
驱动 AMP
前级 - 末级 AMP
APC 开关
APC 开关
RF 末级 AMP
APC 开关
APC 开关
APC 开关
第二本地三倍频器
IF AMP
混频器
纹波滤波器
RF AMP
RF AGC
TX/RX LED 开关
SB3 开关
50R 开关
50IF 开关
DC/DC 转换器开关
50T 开关
纹波滤波器
旁路二极管
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Table of Contents
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