Codan NGT 2010 RF User Manual

NGT—Index
NGT Index-4 NGT Transceiver System Technical Service Manual
parts lists 197
phase lock loop
94, 122
pin connections
41
desk console
headphone connector
53
junction box
CIB connectors
50
GPIO connector
52
handset connector
49
serial data connector
51
speaker connector
50
RF unit
10-way connector
45
4/6-way connector
46
antenna control connector
43
CIB connector
42
DC supply connector
43
fan connector
44
GPIO connector
48
handset and speaker connector
47
power
A/F
39
off
71, 105
on
70, 96, 104, 124
output
39
checking
195
reflected
39
standby
96, 124
power supply
26 V
95, 123
pre-driver stage
82, 113
programming
36
options
130
RS232 port
97, 125
protection
39
input
38
overvoltage
37
thermal
39
R
real time clock 126
receive path
brief description
2010
60
2011/2012
67
CIB
92
first mixer
87, 116
junction box
60, 92
RF unit
2010
60
2011/2012
67
second mixer
88, 117
technical description
2010
87
2011/2012
116
receiver
checking performance
190
AGC
191
audio output
191
noise limiter
193
selectivity
192
sensitivity and (signal + noise)/noise ratio
190
specifications
38
reference oscillator
93, 121
frequency
94, 121
relative humidity
37
response
A/F
39, 40
RF amplifier
87, 116
RF connector
43
RF unit
connectors
10-way
45
4/6-way
46
antenna control
43
CIB
42
DC supply
43
fan
44
GPIO
48
handset and speaker
47
RF
43
control
98, 125
PCBs
Application Processor
98
Application Processor Handset & Data I/F
126
Application Processor Handset I/F 3 V
126
Audio & Interconnect
127
Audio Interconnect & Data I/O
127
Audio Interface
99
Filter and Control
100, 127
RF/IF
99, 127
receive path
2010
60
2011/2012
67
Audio & Interconnect PCB
119
Audio Interconnect & Data I/O PCB
119
Audio Interface PCB
91
size
37
transmit path
2010
59
2011/2012
66
Application Processor Handset & Data I/F PCB
110
Application Processor Handset I/F 3 V PCB
110
Application Processor PCB
78
Audio & Interconnect PCB
109
Audio Interconnect & Data I/O PCB
109
Audio Interface PCB
77
PA PCB
81, 113
RF/IF PCB
79, 110
weight
37

Codan NGT 2010 RF Specifications

General

Brand	Codan
Model	NGT 2010 RF
Category	Transceiver
Language	English