Yaesu FT-991A Manuals

Yaesu FT-991A Manuals

Manuals and User Guides for Yaesu FT-991A. We have 10 Yaesu FT-991A manuals available for free PDF download: Operating Manual, Technical Supplement, Reference Manual, Instruction Manual, Setup, Manual, Information For Customers Operating, Quick Start Manual

Yaesu FT-991A Operating Manual

Yaesu FT-991A Operating Manual (158 pages)

HF/VHF/UHF All Mode

Brand: Yaesu | Category: Transceiver | Size: 37.14 MB

Table of Contents

General Description
3
Table of Contents
5
Safety Precautions
7
Accessories & Options
9
Supplied Accessories
9
Available Options
10
Before You Begin
11
Base Station Wire Stand
11
Adjusting the Main Tuning Dial Torque
11
Adjusting the Clock
12
Inputting the Call Sign
13
Resetting the Microprocessor
14
Antenna Considerations
15
About Coaxial Cable
15
Grounding
16
Connection of Antenna and Power Cables
17
Installation and Interconnections
18
Connection of Microphone, Headphone and Remote Control Keypad
18
Key, Keyer, and Computer-Driven Keying
19
Interconnections
19
VL-1000 Linear Amplifier Interconnections
20
Plug/Connector Pinout Diagrams
21
Front Panel Controls & Switches
22
About the Display
26
TFT Liquid Crystal Display
26
LED Indicators
28
Rear Panel
29
MH-31A8J Microphone Switches
31
Optional MH-36E8J Microphone Switches
33
Basic Operation: Receiving on Amateur Bands
34
Operation on 60-Meter ( 5 Mhz ) Band
37
( U.S. and U.K. Version Only )
37
CLAR ( Clarifier ) Operation
38
Lock
39
Dimmer
39
Vfo Color
40
Convenience Features
41
Band Stack Operation
41
Custom Switch )
41
AMS ( Automatic Mode Select ) Operation
42
Scope
44
More Frequency Navigation Techniques
46
Receiver Operation ( Front End Block Diagram )
48
Interference Rejection
49
ATT ( Attenuator )
49
IPO ( Intercept Point Optimization )
50
IF Noise Blanker ( NB ) Operation
51
CONTOUR Control Operation
52
IF SHIFT Operation
53
( SSB/CW/RTTY/DATA Modes )
53
WIDTH ( if DSP Bandwidth ) Tuning
54
( SSB/CW/RTTY/DATA Modes )
54
NARROW ( NAR ) One-Touch if Filter Selection
56
IF NOTCH Filter Operation ( SSB/CW/RTTY/DATA/AM Modes )
57
Digital NOTCH Filter ( DNF ) Operation
58
Digital Noise Reduction ( DNR ) Operation
58
Tools for Comfortable and Effective Reception
59
RF Gain
59
Audio Peak Filter
60
AGC ( Automatic Gain Control )
61
Adjustable Receiver Audio Filter
62
SSB/AM Mode Transmission
63
Using the Automatic Antenna Tuner
65
ATU Operation
65
About ATU Operation
66
Enhancing Transmit Signal Quality
67
Parametric Microphone Equalizer
67
( SSB/AM Mode )
67
Using the Speech Processor ( SSB Mode )
70
Adjusting the SSB Transmitted Bandwidth
71
( SSB Mode )
71
Transmitter Convenience Features
72
Voice Memory ( SSB/AM Modes )
72
VOX (SSB/AM/FM Modes: Automatic TX/RX Switching Using Voice Control)
74
MONITOR ( SSB/AM Modes )
76
Split Operation Using the TX Clarifier
77
Split-Frequency Operation
78
CW Mode Operation
80
Setup for Straight Key ( and Straight Key Emulation ) Operation
80
Using the Built-In Electronic Keyer
82
CW Convenience Features
86
CW Spotting ( Zero-Beating )
86
CW Delay Time Setting
87
CW Pitch Adjustment
87
Contest Memory Keyer
88
FM Mode Operation
95
Basic Operation
95
Repeater Operation
96
DCS Operation
98
Tone Squelch Operation
98
C4FM Mode ( Digital Mode ) Operation
99
DG-ID/DP-ID Features
101
Digital Group ID (DG-ID) Feature
101
Digital Personal ID (DP-ID) Feature
103
Memory Operation
105
Convenient Memory Functions
105
QMB ( Quick Memory Bank )
105
Standard Memory Operation
106
Memory Groups
112
Operation on Alaska Emergency Frequency
114
5167.5 Khz (U.S. Version Only)
114
VFO and Memory Scanning
115
VFO Scanning
115
Memory Scan
116
PMS (Programmable Memory Scanning)
117
Using the GPS Function
118
What Is GPS
118
Positioning Using GPS
118
Displaying the Position Information
120
Using the GM / WIRES-X Function
121
What Is the GM Function
121
Basic Methods to Use the GM Function
121
What Is the WIRES-X Function
121
RTTY ( Radio Teletype ) Operation
122
RTTY Communications Device
122
DATA ( PSK ) Operation
124
Example of Data Communications Device
124
Menu Mode
126
Installation of Optional Accessories
145
External Automatic Antenna Tuner
145
( for Wire Antenna )
145
Active-Tuning Antenna System
147
ATAS-120A ) Operation
148
Mounting Bracket MMB-90 Installation
149
Specifications
150
Index
152

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Yaesu FT-991A Technical Supplement

Yaesu FT-991A Technical Supplement (132 pages)

HF/VHF/UHF ALL MODE TRANSCEIVER

Brand: Yaesu | Category: Transceiver | Size: 24.91 MB

Table of Contents

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-991A Instruction Manual

Yaesu FT-991A Instruction Manual (15 pages)

HF/VHF/UHF All mode Transceivers

Brand: Yaesu | Category: Transceiver | Size: 4.73 MB

Table of Contents

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Yaesu FT-991A Reference Manual

Yaesu FT-991A Reference Manual (21 pages)

HF / VHF / UHF all mode transceiver

Brand: Yaesu | Category: Hf transceiver | Size: 1.39 MB

Table of Contents

Yaesu FT-991A Instruction Manual

Yaesu FT-991A Instruction Manual (9 pages)

HF/VHF/UHF, All Mode C4FM/FM

Brand: Yaesu | Category: Transceiver | Size: 2.36 MB

Table of Contents

Yaesu FT-991A Setup

Yaesu FT-991A Setup (3 pages)

Setup for Soundcard Modems

Brand: Yaesu | Category: Transceiver | Size: 0.24 MB

Yaesu FT-991A Manual

Yaesu FT-991A Manual (2 pages)

SETTING TG-ID FOR GB7MT & GB7PO

Brand: Yaesu | Category: Radio | Size: 0.07 MB

Yaesu FT-991A Information For Customers Operating

Yaesu FT-991A Information For Customers Operating (2 pages)

Brand: Yaesu | Category: Transceiver | Size: 1.68 MB

Yaesu FT-991A Information For Customers Operating

Yaesu FT-991A Information For Customers Operating (2 pages)

Brand: Yaesu | Category: Transceiver | Size: 1.72 MB

Yaesu FT-991A Quick Start Manual

Yaesu FT-991A Quick Start Manual (2 pages)

1200 Baud Packet Radio Setup

Brand: Yaesu | Category: Radio | Size: 0.48 MB

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