Yaesu FT-991 Manuals

Manuals and User Guides for Yaesu FT-991. We have 13 Yaesu FT-991 manuals available for free PDF download: Operating Manual, Technical Supplement, Reference Book, Instruction Manual, Setup, Manual, Key Press Sequences

Yaesu FT-991 Operating Manual (154 pages)

HF/VHF/UHF All Mode Transceiver

Brand: Yaesu | Category: Transceiver | Size: 30 MB

Able of

5
- Table of Contents
  5
- Supplied Accessories
  7
- Available Options
  8
- Before You Begin
  
  10
  - A Djusting the
    10
  - Inputting the Call Sign
    11
  - Resetting the Microprocessor
    12
  - Antenna Considerations
    13
  - About Coaxial Cable
    13
  - Grounding
    14
  - Connection of Antenna and Power Cables
    15
- Installation and Interconnections
  
  16
  - Remote Control Keypad
    16
  - Key, Keyer, and Computer-Driven Keying Interconnections
    17
  - VL-1000 Linear Amplifier Interconnections
    18
  - Key Jack
    20
  - On/Off Switch
    20
  - Phones Jack
    20
- Front Panel Controls & Switches
  
  21
  - Mode Button
    21
  - Rf Gain Knob
    23
  - Main Tuning Dial Knob
    23
  - Split Button
    23
  - Menu List
    25
- About the Display
  
  26
  - LED Indicators
    26
  - Rx Indicator (Green)
    26
  - Sub Band Rx/Tx Indicators
    26
- Rear Panel
  
  27
  - Cooling Fan
    28
- Optional MH-36E8J Microphone Switches
  
  31
  - Operation on 60-Meter
    35
  - Lock
    37
  - Dimmer
    37
  - Vfo Color
    38
- Convenience Features
  
  39
  - Band Stack Operation
    39
  - Custom Switch)
    39
  - Scope
    42
  - Manual Mode
    43
  - Keyboard Frequency Entry
    44
  - Setting with the Multi Knob
    44
  - More Frequency Navigation Techniques
    45
- Interference Rejection
  
  47
- Tools for Comfortable and Effective Reception
  
  57
  - RF Gain
    57
  - Audio Peak Filter
    58
  - AGC (Automatic Gain Control)
    59
- SSB/AM Mode Transmission
  
  61
  - ATU Operation
    63
  - About ATU Operation
    64
- Enhancing Transmit Signal Quality
  
  66
- CW Mode Operation
  
  78
  - Setup for Straight Key
    78
  - Using the Auto Zeroing System
    84
  - Message Memory
    86
- CW Convenience Features
  
  87
  - Contest Memory Keyer
    88
  - Text Memory
    89
- FM Mode Operation
  
  94
  - Repeater Operation
    95
  - Tone Squelch Operation
    96
- C4FM Mode (Digital Mode) Operation
  
  97
  - QMB (Quick Memory Bank)
    99
  - Memory Storage
    100
  - Memory Channel Recall
    100
  - Recalling the Home Channel
    101
  - Standard Memory Operation
    102
  - Labeling Memories
    102
    
    Erasing Memory Channel Data
    103
    
    Memory Tune Operation
    104
  - Split Memory
    105
  - Memory Groups
    106
  - Memory Group Assignment
    106
  - Choosing the Desired Memory Group
    107
  - VFO Scanning
    109
  - Memory Scan
    110
- PMS (Programmable Memory Scanning)
  
  111
  - What Is GPS
    112
  - Positioning Using GPS
    112
  - Displaying the Position Information
    114
  - Example of Data Communications Device
    120
  - Data Mode
    121
    
    Using the Menu
    122
    
    Menu Mode
    122
Page 121

123
- Agc Fast Delay
  126
- Agc MID Delay
  126
- Agc Slow Delay
  126
- Bar Mtr Peak Hold
  126
- Dimmer Led
  126
- Dimmer Tft
  126
- Display Color
  126
- Dvs Rx out Level
  126
- Dvs Tx out Level
  126
- Home Function
  126
- Beacon Interval
  127
- Contest Number
  127
- Cw Weight
  127
- Keyer Dot/Dash
  127
- Keyer Type
  127
- Number Style
  127
- Beep Level
  128
- Cw Memory
  128
- Nb Level
  128
- Nb Rejection
  128
- Nb Width
  128
- Time Zone
  128
- C Rate
  129
- C Tot
  129
- Cat Rate
  129
- Cat Rts
  129
- Cat Tot
  129
- Gps/232C Select
  129
- MIC Scan
  129
- MIC Scan Resume
  129
- Quick Split Freq
  129
- Tx Tot
  129
- Am MIC Select
  130
- Am out Level
  130
- Am Port Select
  130
- Am Ptt Select
  130
- Clar Mode Select
  130
- Ref Freq Adj
  130
- Am Data Gain
  131
- Cw Auto Mode
  131
- Cw Bk-In Delay
  131
- Cw Bk-In Type
  131
- Cw out Level
  131
- Cw Wave Shape
  131
- Cw Freq Display
  132
- Data in Select
  132
- Other Disp (Ssb)
  132
- Other Shift (Ssb)
  132
- Pc Keying
  132
- Psk Tone
  132
- Qsk Delay Time
  132
- Data out Level
  133
- Data Port Select
  133
- Data Ptt Select
  133
- Fm MIC Select
  133
- Fm out Level
  133
- Fm Pkt Mode
  133
- Fm Pkt Port Select
  133
- Fm Pkt Ptt Select
  133
- Fm Pkt Tx Gain
  133
- Rpt Shift 28Mhz
  133
- Using the GM Function
  
  134
  - Rpt Shift 50Mhz
    134
  - Radio ID
    134
  - Digital Sql Type
    134
  - Rpt Shift 144Mhz
    134
  - Rpt Shift 430Mhz
    134
  - Ars 144Mhz
    134
  - Digital Sql Code
    134
  - Ars 430Mhz
    134
  - Dcs Polarity
    134
  - Ams Tx Mode
    135
  - Rtty Shift Port
    135
  - Standby Beep
    135
  - Rtty Polarity-Rx
    135
  - Rtty Polarity-Tx
    135
- Menu Mode
  
  136
  - Rtty out Level
    136
  - Ssb MIC Select
    136
  - Rtty Shift Freq
    136
  - Ssb out Level
    136
  - Rtty Mark Freq
    136
  - Ssb Ptt Select
    136
  - Ssb Port Select
    136
  - Ssb Tx Bpf
    137
  - Scp Start Cycle
    137
  - Asc Dial Speed
    137
  - Apf Width
    137
  - Scp Span Freq
    137
  - Contour Level
    137
  - Prmtrc Eq1 Freq
    137
  - Contour Width
    137
  - If Notch Width
    137
  - Prmtrc Eq1 Level
    137
  - Prmtrc Eq2 Freq
    138
  - P-Prmtrc Eq1 Freq
    138
  - Prmtrc Eq2 Level
    138
  - P-Prmtrc Eq1 Level
    138
  - Prmtrc Eq2 Bwth
    138
  - P-Prmtrc Eq1 Bwth
    138
  - Prmtrc Eq3 Freq
    138
  - P-Prmtrc Eq2 Freq
    138
  - Prmtrc Eq3 Level
    138
  - P-Prmtrc Eq2 Level
    138
  - Vox Gain
    139
  - P-Prmtrc Eq2 Bwth
    139
  - P-Prmtrc Eq3 Freq
    139
  - Tuner Select
    139
  - P-Prmtrc Eq3 Level
    139
  - P-Prmtrc Eq3 Bwth
    139
  - Vox Select
    139
  - Hf Tx Max Power
    139
  - M Tx Max Power
    139
  - Vox Delay
    140
  - Emergency Freq Tx
    140
  - Anti Vox Gain
    140
  - Data Vox Gain
    140
  - Data Vox Delay
    140
  - Anti Dvox Gain
    140
- Installation of Optional Accessories
  
  142
  - (For Wire Antenna)
    142
  - Operation
    142
    
    Active-Tuning Antenna System Operation
    143
    
    Installation Procedure
    145
- Specifications
  
  146
- Index
  
  148

Yaesu FT-991 Technical Supplement (132 pages)

HF/VHF/UHF ALL MODE TRANSCEIVER

Brand: Yaesu | Category: Transceiver | Size: 24 MB

Table of Contents
1
Specifications
2
Exploded View
4
Block Diagram
10
Connection Diagram
11
- Introduction and Precautions
  12
- Alignment Preparation & Precautions
  12
- Required Test Equipment
  12
- COMP Meter Adjustment
  13
- VDD Meter Adjustment
  13
- VCO Adjustment
  14
- 2Nd/3Rd Local Oscillator Adjustment
  15
- FM Local Oscillator Adjustment
  16
- 1St Local Oscillator Adjustment
  17
- MCF Adjustment
  18
- IF Trap Adjustment
  19
- RF AGC Adjustment
  19
- IF Gain Adjustment
  20
- FIL Gain Adjustment
  21
- S-Meter Adjustment
  21
- S-Meter Adjustment (FM)
  21
- FM Squelch Adjustment
  22
- FM Center Stop Adjustment
  22
- Scope Adjustment
  23
- Transmitter Adjustment
  24
- TX IFT Adjustment
  24
- V-U PA Unit Adjustment
  25
- V_U-PA Unit TX Adjustment
  26
- Semi-Final Stage Idling Current Adjustment
  26
- Final Stage Idling Current Adjustment
  26
- Drive Stage Idling Current Adjustment
  26
- HF PA Unit Adjustment
  27
- CM Coupler Balance Adjustment
  28
- Current ALC Adjustment
  29
- ALC Meter Adjustment
  30
- TX Output Power/Po Meter/Txg Adjustment
  30
- AM-TXG Adjustment
  32
- REV-ALC Adjustment
  33
- FM MAX Deviation Adjustment
  33
- IDD Meter Adjustment
  34
- SWR Meter Adjustment
  35
- Main Unit Circuit Diagram
  36
- Main Unit Parts Layout
  37
- Main Unit Parts List
  39
- Circuit Diagram - PLL Unit
  68
- Parts Layout - PLL Unit
  69
- PLL Unit Parts List
  70
- EDSP Unit Circuit Diagram
  73
- EDSP Unit Parts Layout
  74
- EDSP Unit Parts List
  75
- CNTL Unit Circuit Diagram
  79
- CNTL Unit Parts Layout
  80
- CNTL Unit Parts List
  82
- HF-PA Unit Circuit Diagram
  87
- HF-PA Unit Parts Layout
  88
- HF-PA Unit Parts List
  90
- V_U-PA Unit Circuit Diagram
  96
- V_U-PA Unit Parts Layout
  97
- V_U-PA Unit Parts List
  99
- Panel Unit Circuit Diagram
  105
- Panel Unit Parts Layout
  106
- Panel Unit Parts List
  107
- Tuner Unit Circuit Diagram
  113
- Tuner Unit Parts Layout
  114
- Tuner Unit Parts List
  116
- Jack Unit Circuit Diagram
  119
- Jack Unit Parts Layout
  120
- Jack Unit Parts List
  121
- SCP Unit Circuit Diagram
  122
- SCP Unit Parts Layout
  123
- SCP Unit Parts List
  124
- DSP Unit Circuit Diagram
  127
- DSP Unit Parts Layout
  128
- DSP Unit Parts List
  129

Yaesu FT-991 Operating Manual (96 pages)

Yaesu HF/VHF/UHF All Mode Transceiver

Brand: Yaesu | Category: Transceiver | Size: 9 MB

Table of Contents

3
Accessories & Options

5
- Supplied Accessories
  5
- Available Options
  6
- Adjusting the Clock
  7
- Resetting the Microprocessor
  7
- Antenna Considerations
  8
- About Coaxial Cable
  8
- Grounding
  9
Installation and Interconnections

10
Front Panel Controls & Switches

15
- Key Jack
  15
- Mode Button
  16
- Rf Gain Knob
  19
Display Indications

20
- Function Keys
  21
Rear Panel

23
MH-31A8J Microphone Switches

25
Optional FH-2 Switches

26
Basic Operation: Receiving on Amateur Bands

29
- Only)
  30
- CLAR ( Clarifier ) Operation
  31
- Lock
  32
- Dimmer
  32
- Vfo Color
  32
- Band Stack Operation
  33
- Custom Switch )
  33
Convenience Features

33
- Scope
  34
- More Frequency Navigation Techniques
  35
- Keyboard Frequency Entry
  35
- Receiver Operation ( Front End Block Diagram )
  36
- ATT ( a Ttenuator )
  37
Interference Rejection

37
Tools for Comfortable and Effective Reception

46
- RF Gain
  46
- Audio Peak Filter
  47
- AGC ( Automatic Gain Control )
  48
- Adjustable Receiver Audio Filter
  49
SSB/AM Mode Transmission

50
- ATU Operation
  52
Using the Automatic Antenna Tuner

52
- About ATU Operation
  53
- Arametric Icrophone Qualizer ( Ssb/Am/Fm Mode )
  54
Enhancing Transmit Signal Quality

54
Transmitter Convenience Features

59
CW Mode Operation

63
- Using the Built-In Electronic Keyer
  64
- CW Spotting ( Zero-Beating )
  67
CW Convenience Features

67
- CW Delay Time Setting
  68
- Remote Control Keypad)
  69
  - Message Memory
    69
  - Text Memory
    71
- Contest Memory Keyer
  73
- Basic Operation
  74
FM Mode Operation

74
- Repeater Operation
  75
- Tone Squelch Operation
  76
Memory Operation

77
- Convenient Memory Functions
  77
- QMB ( Quick Memory Bank )
  77
- Standard Memory Operation
  78
  - Labeling Memories
    79
  - Erasing Memory Channel Data
    80
  - Memory Tune Operation
    81
- Memory Groups
  82
Operation on Alaska Emergency Frequency: 5167.5 Khz (U.S. Version Only)

83
VFO and Memory Scanning

84
- VFO Scanning
  84
- Memory Scan
  85
PMS (Programmable Memory Scanning)

86
RTTY ( Radio Teletype ) Operation

87
- Device
  87
DATA (PSK) Operation

88
- Example of Data Communications Device
  88
Menu Mode

89
- Using the Menu
  89
Specifications

94

Yaesu FT-991 Instruction Manual (15 pages)

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Yaesu FT-991 Manuals

Table of Contents

Able of

Before You Begin

Installation and Interconnections

Front Panel Controls & Switches

About the Display

Rear Panel

Optional MH-36E8J Microphone Switches

Convenience Features

Interference Rejection

Tools for Comfortable and Effective Reception

SSB/AM Mode Transmission

Enhancing Transmit Signal Quality

CW Mode Operation

CW Convenience Features

FM Mode Operation

C4FM Mode (Digital Mode) Operation

PMS (Programmable Memory Scanning)

Page 121

Using the GM Function

Menu Mode

Installation of Optional Accessories

Specifications

Index

Table of Contents

Table of Contents

Table of Contents

Accessories & Options

Installation and Interconnections

Front Panel Controls & Switches

Display Indications

Rear Panel

MH-31A8J Microphone Switches

Optional FH-2 Switches

Basic Operation: Receiving on Amateur Bands

Convenience Features

Interference Rejection

Tools for Comfortable and Effective Reception

SSB/AM Mode Transmission

Using the Automatic Antenna Tuner

Enhancing Transmit Signal Quality

Transmitter Convenience Features

CW Mode Operation

CW Convenience Features

FM Mode Operation

Memory Operation

Operation on Alaska Emergency Frequency: 5167.5 Khz (U.S. Version Only)

VFO and Memory Scanning

PMS (Programmable Memory Scanning)

RTTY ( Radio Teletype ) Operation

DATA (PSK) Operation

Menu Mode

Specifications

Table of Contents

Table of Contents

Introduction

Using the GM Function

Registering Groups and Group Members

Set-Up Menu for the GM Function

Table of Contents

Table of Contents

Table of Contents

Table of Contents

Table of Contents

Table of Contents

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