Yaesu FT-991 User Manual

Page 4
F
T-991
OperaTing Manual
table of contents
Operation on Alaska Emergency Frequency:
5167.5 khz (U.S. Version Only) ............................... 106
VFO and Memory Scanning ................................... 107
VFO Scanning ...................................................... 107
Memory Scan ....................................................... 108
PMS (Programmable Memory Scanning) ............. 109
Using the GPS Function .......................................... 110
What is GPS? ....................................................... 110
Positioning Using GPS ......................................... 110
Displaying the Position Information .................... 112
Using the GM Function ........................................... 113
What is the GM Function? ................................... 113
Basic Methods to Use the GM Function .............. 113
RTTY (Radio Teletype) Operation ......................... 116
Example of Connecting RTTY Communications
Device ................................................................... 116
DATA (PSK) Operation ........................................... 118
Example of Data Communications Device .......... 118
Menu Mode ............................................................... 120
Installation of Optional Accessories ....................... 139
FC-40 External Automatic Antenna Tuner
(for Wire Antenna) ............................................... 139
Active-Tuning Antenna System (ATAS-120A)
Operation .............................................................. 141
Mounting Bracket MMB-90 Installation .............. 143
Specications ............................................................ 144
Index .......................................................................... 146

Yaesu FT-991 Specifications

General

Frequency Range Transmit	1.8 MHz - 54 MHz, 144 MHz - 148 MHz, 430 MHz - 450 MHz
Antenna Impedance	50 Ohms
Antenna Connector	SO-239
Supply Voltage	13.8 V DC ±15%
Modes	SSB, CW, AM, FM, C4FM Digital
Display	3.5-inch color TFT LCD
Weight	4.3 kg