Icom IC-7400 User Manual

Name: Icom IC-7400
Brand: Icom
Rating: 4 (1 reviews)

116 pages

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2001 NEW

HF/VHF

ALL MODE TRANSCEIVER

i7400

INSTRUCTION MANUAL

IC-7400.qxd 02.4.2 11:34 Page 1

Important2
Explicit Definitions2
Precautions2
- Table of Contents3
Quick Reference Guide4
- I Installation4
- I Operation6
- I Your First Contact7
- I Ready to Call CQ12
1 Panel Description14
- I Front Panel14
- I Rear Panel20
- D Data Socket21
- I LCD Display22
- I Multi Function Switches24
- I Microphone (HM-36)25
- Panel Description25
2 Installation and Connections26
- I Unpacking26
- I Selecting a Location26
- I Grounding26
- I Antenna Connection26
- I Required Connections27
- I Advanced Connections28
- I Power Supply Connections29
- I Linear Ampliﬁer Connections (Not Usable in European Countries)30
- I External Antenna Tuner Connections30
3 Basic Operation31
- I When First Applying Power (CPU Resetting)31
- I Initial Settings31
- I Selecting an Operating Band32
- I Selecting Vfo/Memory Mode33
- I VFO Operation33
- I Frequency Setting34
- I Operating Mode Selection36
- I Volume Setting36
- I Squelch and Receive (RF) Sensitivity37
- I Basic Transmit Operation38
4 Receive and Transmit39
- I Operating SSB39
- I Operating CW40
- I Electronic Keyer Functions42
- I Operating RTTY (FSK)48
- I RTTY Functions49
- I Operating am53
- I Operating FM54
- I Repeater Operation57
- Receive and Transmit58
Functions for Receive59
- I Simple Band Scope59
- I Preamp/Attenuator60
- I RIT Function60
- I AGC Function61
- I if Filter Selection62
- I if (DSP) Filter Shape63
- I Noise Blanker63
- I Meter Peak Hold Function63
- I Twin PBT Operation64
- I Noise Reduction65
- I Notch Function65
- I Dial Lock Function65
- I Voice Squelch Control Function66
Functions for Transmit67
- I VOX Function67
- I Break-In Function68
- I ∂TX Function69
- I Monitor Function69
- I Speech Compressor70
- I Transmit Filter Width Selection70
- I Split Frequency Operation71
- I Quick Split Function72
- I Measuring SWR73
7 Memory Operation74
- I Memory Channels74
- I Memory Channel Selection74
- I Programming a Memory75
- I Memory Clearing75
- I Selecting the Call Channel76
- I Programming the Call Channel76
- I Frequency Transferring77
- I Programming Scan Edges78
- I Assigning Memory Names79
- I Memo Pads80
- Memory Operation80
8 Scans81
- I Scan Types81
- I Preparation81
- I Voice Squelch Control Function82
- I Scan Set Mode82
- I Programmed Scan/Fine Programmed Scan83
- I Memory Scan Operation84
- I Select Memory Scan84
- I ∂F Scan Operation and Fine ∂F Scan85
- I Tone Scan/Dtcs Code Scan Operation86
- Scan86
9 Antenna Tuner Operation87
- I Antenna Connection and Selection87
- I Antenna Tuner Operation88
- I Optional External Tuner Operation89
10 Data Communication90
- I Connections90
- I Packet (AFSK) Operation91
- I Adjusting the TNC Output Level92
- Data Communication92
- I Data Transmission Speed92
11 Set Mode93
- I General Set Mode93
- I Tone Control Set Mode101
12 Option Installation102
- I Opening the Transceiver's Case102
- Voice Synthesizer Unit102
- High Stability Crystal Unit103
- Option Installation103
13 Maintenance104
- I Troubleshooting104
- I Fuse Replacement105
- I Tuning Dial Brake Adjustment105
- I Resetting the CPU106
- I Frequency Calibration (Approximate)106
- Maintenance106
14 Control Command107
- I Remote Jack (CI-V) Information107
- Control Command111
15 Specifications112
16 Options113
17 About Ce114
- About Ce115

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Icom IC-7400 Specifications

General

Frequency Range TX	1.8-54 MHz
Frequency Range RX	0.03-60 MHz
Modes	SSB, CW, RTTY, AM, FM
Output Power	100W (HF/50MHz), 50W (144MHz)
Receiver Type	Triple conversion superheterodyne
Antenna Connector	SO-239
IF Rejection	More than 70 dB
Supply Voltage	13.8 V DC ±15%
Current Drain RX	1.5 A
Image Rejection	More than 70 dB
Audio Output Power	2 W
Current Drain TX	20 A
Sensitivity	0.13 μV (SSB/CW)
Selectivity	SSB: 2.4 kHz