Yaesu FT-991 Operating Manual
Also see for FT-991: ManualManualOperating manualReference bookInstruction manual
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Contents
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Page 26FT-991 O PERA T I N G M A N U A Lrear panelUSB JackConnect a computer with a commercially availableUSB cable to control the transceiver remotely fromthe computer using the CAT command.Inputting/Outputting audio signals and transmissioncontrol can also be done from the computer.note: To control the transceiver remotely from thecomputer, a USB driver is required. For detailson the USB driver, visit the Yaesu WDXC web-site. When using a USB cable connected to a com-puter, the transceiver may change to the transmitmode when the computer is started.EXT SPKR JackThis is the monaural jack to connect an externalspeaker (4 Ω to 8 Ω).Connecting an external speaker to this jack will de-activate the internal speaker.SIGNAL GNDREM/ALC JackConnect the optional remote control keypad “FH-2”.When a device such as a linear amplifier is connect-ed, this is an external ALC current input jack.ANT Jack (HF/50MHz)This is the M-type coaxial connector to connect HFband and 50 MHz band antennas (50 ohms).Cooling fan |
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