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11

Before You Begin

FT-891 Operating Manual

MH-31A8J Microphone Key Buttons

 PTT Switch

Switches transmit/receive.
Press to transmit and release to 
receive.

 DWN key

Press the 

DWN

  (Down) key to 

scan the frequency downward.

 FST key

Changes the frequency step, this 
key works in the same way as the 

[

FAST

] key on the transceiver top 

panel.

①

⑤

③

②

④

⑥

 UP key

Press the 

UP

 key to scan the frequency upward.

 Microphone

Speak into the microphone in a normal tone of voice with the microphone 5 cm away 
from your mouth.

 TONE Switch

Alters transmit sound quality. Slide the switch to the “1” position for a “flat transmit 
audio response, Slide the switch to the “2” position to emphasize transmit audio.

Summary of Contents for FT-891

Page 1: ...HF 50MHz TRANSCEIVER FT 891 Operating Manual...

Page 2: ...he UP DWN keys of the Supplied MH 31A8J Hand Microphone 29 Mode Selection 29 Transmission SSB AM FM mode 30 QMB Quick Memory Bank Channels 31 QMB Channel Storage 31 QMB Channel Recall 31 Erasing QMB D...

Page 3: ...are included in the FT 891 have formerly only been incorporated in large base station transceivers These include r Split Frequency operation using the Dual VFOs r Digital Signal Processing IF SHIFT IF...

Page 4: ...radio safely For example signifies that the power supply is to be disconnected DANGER Do not use the device in regions or air crafts and vehicles where its use is prohib ited such as in hospitals and...

Page 5: ...This may result in fire electric shock and equipment failure Do not place the device in areas that may get wet easily e g near a humidifier This may result in fire electric shock and equipment failure...

Page 6: ...ly due to the influence of nois es from the electrical devices inverters etc fitted in the car For safety reasons switch off the power and pull out the DC power cord connect ed to the DC power connect...

Page 7: ...sktop Microphone MLS 100 High Power External Speaker YH 77STA Lightweight Stereo Headphone VL 1000 VP 1000 Linear Amplifier AC Power Supply FC 40 External Automatic Antenna Tuner FC 50 External Automa...

Page 8: ...all over or get blown away in strong winds About coaxial Cable Use high quality 50 Ohm coaxial cable for the lead in to your FT 891 transceiver Connection of Antenna and Power Cables Please follow the...

Page 9: ...nd headphones while driving r If operation of the radio transmitter appears to have abnormal effects on the control equipment of the vehicle stop the engine turn off the transceiver power supply and d...

Page 10: ...of the flange bolts Bolt Nut Washer Washer Bracket Flange bolt Main Body Install the Front Panel Install the front panel using the optional bracket r The bracket can be bent by hand to match the locat...

Page 11: ...r source High RF voltage is present in the TX RF section of the transceiver while transmitting Absolutely Do not touch the TX RF section while transmitting Permanent damage can result when improper su...

Page 12: ...e microphone plug into the recessed jack on the transceiver as shown in the illustration NOTE When disconnecting the microphone pull the cable while pressing the connec tor latch 3 The microphone cabl...

Page 13: ...the frequency step this key works in the same way as the FAST key on the transceiver top panel UP key Press the UP key to scan the frequency upward Microphone Speak into the microphone in a normal ton...

Page 14: ...ance or earphones The audio level varies according to the setting of the front panel AF knob Important Note When an earphone plug is inserted into this jack the SP PH slide switch located on the back...

Page 15: ...he sturdy stand on the bottom of the transceiver allows the transceiver to be tilted upward for better viewing Simply fold the stand forward to raise the front of the transceiver and fold it back agai...

Page 16: ...nction knob to reset and automatically restart the trans ceiver Resetting Memories only Use this procedure to reset clear the previously stored Memory channels without affecting any configuration chan...

Page 17: ...tory defaults without affecting the programmed memories 1 Press and hold in the F key for one sec ond to activate the Menu mode 2 Rotate the MULTI function knob to select Menu Mode 17 01 RESET 3 Press...

Page 18: ...MULTI function knob 5 Press the F key to save the new setting and exit the Menu mode to normal oper ation Display Dimmer The LCD illumination level may also be adjusted using the Menu Mode 1 Press an...

Page 19: ...of the transceiver The Indicator glows red When transmit is engaged PWR LOCK key Press and hold this key to turn the transceiver ON or OFF Briefly press the key while the transceiver is ON to engage t...

Page 20: ...ey toggles frequency control between the VFO and the memory systems When the memory channel data is recalled the previously selected Memory channel number is displayed like Rotate the MULTI function k...

Page 21: ...ULTI function knob to switch the selected function ON or OFF While in the Setting Modes to assign the Setting Modes to the A B C keys rotate the MULTI function knob to select the desired function and...

Page 22: ...st the operating frequency tuning steps of VFO A by the 500 kHz C NB Noise Blanker function The IF Noise Blanker can significantly reduce the noise that is caused by automo tive ignition systems CLAR...

Page 23: ...steps By rotating the DIAL knob while is displayed the 500 kHz step adjustment of the MULTI function knob is canceled the indication will be returned to If you want to adjust the operating frequency s...

Page 24: ...unction Knob Switch the function ON or OFF Press the MULTI function Knob Change the setting values Press the MULTI function Knob to turn the functions ON and then rotate it Reset the setting values to...

Page 25: ...atio Operating with the Quick Memory Bank Displays the speech processor compression level Memory tune Displays the drain current of the final stage FET transistors Recalling the emergency contact freq...

Page 26: ...to download the programming data and update the FT 891 to its newest state To update the firmware connect the USB Jack to a computer TUN LIN Connect the optional external antenna tuner FC 50 FC 40 or...

Page 27: ...FH 2 When a device such as a linear amplifier is connected this is an external ALC current input jack EXT ALC TX REQ GND REMOTE NC GND KEY Jack Connect a telegraph key or electronic keyer paddle to us...

Page 28: ...o this jack will deactivate the internal speaker SIGNAL GND ANT Jack This is the M type coaxial connector to connect HF band and 50 MHz band antennas 50 ohms DC IN Jack This is the DC power supply con...

Page 29: ...erating Band and Mode Selection Follow the below instructions to easily select the Amateur Bands and preset modes Frequencies outside the Amateur Bands may only be received No Transmit 1 Press the BAN...

Page 30: ...kHz 20 kHz 200 kHz r The Main Tuning Dial tuning step default settings are SSB AM 10 Hz CW RTTY DATA 5 Hz and FM 100 Hz The step settings may be changed according to operator preference via MENU items...

Page 31: ...es by a factor of ten in the same manner as the transceiver top panel FAST key DWN UP FST Mode Selection 1 Press and hold the BAND MODE key for one second The MODE SELECT screen will appear in the dis...

Page 32: ...l glow red during transmission r Normally the factory default microphone gain set ting will provide a good transmit audio level r To adjust the microphone gain utilize Menu mode 16 07 SSB MIC GAIN 16...

Page 33: ...them previous data will be over written on a first in first out basis QMB Channel Recall 1 Press the QMB key momentarily The current QMB channel data will be shown on the frequency display area The QM...

Page 34: ...repeatedly to find the FUNCTION 2 list screen Rotate the MULTI function knob to select NB Press and hold the A B or C key to assign the function r Rotate the MULTI function knob to select NB in the FU...

Page 35: ...setting is RX r The RX clarifier does not change the transmit frequency but permits slight adjustment of the receiver for improved audio r Remember to reset the Clarifier offset to zero when the QSO i...

Page 36: ...hen press the knob to switch the IF SHIFT function ON OFF 2 Rotate the MULTI function knob to the left or right to reduce interfering signals NOTE To reset the IF SHIFT tuning to the factory default v...

Page 37: ...The VOX Voice Operated Xmit circuit will engage the transmitter automatically when you speak into the microphone Press the F key to find the FUNCTION 1 list screen Rotate the MULTI function knob to s...

Page 38: ...in the FUNCTION 2 list screen and then press the knob to switch the SCOPE function ON OFF The band conditions spectrum will appear Press and hold the F key to return to normal operation 2 Press or pre...

Page 39: ...ected on these channels NOTE In each of the following conditions memory channels may be selected by pressing and then rotating the MULTI function knob When the mark is indicated to the left of the fun...

Page 40: ...unused memory channel Rotate the MULTI function knob to select the channel number on which you wish to store the current frequency data 3 Press the VuM key to store the frequen cy and other data into...

Page 41: ...mory channel frequency by rotating the DIAL knob the Memory Channel Number will be replaced by one which indicates MT Memory Tune Press the V M key to return to the original memory channel frequency 3...

Page 42: ...memory channel that is to be erased NOTE The FT 891 cannot erase memory channel 01 and channels 501 through 510 U S version 3 Press the C ERS key to erase the con tents of the selected memory channel...

Page 43: ...isappears scanning will resume in about five seconds r If the scan has paused on a signal pressing the microphone UP or DWN key will cause scanning to resume instantly r If the Main Tuning DIAL knob i...

Page 44: ...f the scan has paused on a signal pressing the microphone UP or DWN key will cause scanning to resume instantly r If the Main Tuning DIAL knob is rotated while scanning is in progress the memory chann...

Page 45: ...exit the CW SETTING list screen and re sume normal operation 10 When the key or the keyer paddle is pressed the transmitter will automatically be engaged 11 When the key or paddle is released the re c...

Page 46: ...ng the Setting Modes 1 Repeatedly press the F key momentari ly until the desired function appears 2 Rotate the MULTI function knob to select the desired function 3 Press or press and hold the MULTI fu...

Page 47: ...ly until the desired function appears 2 Rotate the MULTI function knob to select the desired function 3 Press and hold any of the A B C keys to assign the function The desired function is saved and th...

Page 48: ...eiver front end attenuator which will reduce all signals and noise by approximately 12 dB NAR Press Enable Disable the low deviation mode NB Press Activate the receiver IF Noise Blanker the blanker le...

Page 49: ...MULTI function knob to close the pop up screen Press the MULTI function knob turn the DSP Noise Reduction system OFF DNF Press Enable Disable the DSP Auto Notch Filter CNT Press Activate the CONTOUR f...

Page 50: ...eceiver APF Audio Peak Filter function the adjustment pop up screen will appear Rotate the MULTI function knob to set the sound volume to a comfortable level 250 Hz then press the MULTI function knob...

Page 51: ...to select the offset direction of the uplink frequency shift or simplex during FM repeater operation then press the MULTI function knob to close the pop up screen REV Press Reverse the transmit and re...

Page 52: ...CW message which is prerecorded in CW MEMORY 2 CH3 Press Send the CW message which is prerecorded in CW MEMORY 3 CH4 Press Send the CW message which is prerecorded in CW MEMORY 4 CH5 Press Send the CW...

Page 53: ...ional details refer to the Advanced Manual which may be downloaded from the Yaesu website Menu Item Available Values Default AGC 01 01 AGC FAST DELAY 20 4000 msec 300msec 01 02 AGC MID DELAY 20 4000 m...

Page 54: ...SCAN RESUME PAUSE TIME TIME 05 17 REF FREQ ADJ 25 0 25 0 05 18 CLAR SELECT RX TX TRX RX 05 19 APO OFF 1 2 4 6 8 10 12 h OFF 05 20 FAN CONTROL NORMAL CONTEST NORMAL MODE AM 06 01 AM LCUT FREQ OFF 100...

Page 55: ...Rn MODE RTY 10 01 RTTY LCUT FREQ OFF 100 1000 Hz 300Hz 10 02 RTTY LCUT SLOPE 6 18 dB oct 18dB oct 10 03 RTTY HCUT FREQ 700 4000 Hz OFF 3000Hz 10 04 RTTY HCUT SLOPE 6 18 dB oct 18dB oct 10 05 RTTY SHI...

Page 56: ...EQ3 FREQ OFF 1500 3200 OFF 15 08 EQ3 LEVEL 20 0 10 5 15 09 EQ3 BWTH 1 10 10 15 10 P EQ1 FREQ OFF 100 700 200 15 11 P EQ1 LEVEL 20 0 10 0 15 12 P EQ1 BWTH 1 10 2 15 13 P EQ2 FREQ OFF 700 1500 800 15 1...

Page 57: ...30 3000 msec 500msec 16 19 ANTI VOX GAIN 0 100 50 16 20 DATA VOX GAIN 0 100 50 16 21 DATA VOX DELAY 30 3000 msec 100msec 16 22 ANTI DVOX GAIN 0 100 0 16 23 EMERGENCY FREQ ENABLE DISABLE DISABLE RESET...

Page 58: ...Ohms unbalanced Supply voltage 13 8 V DC 15 negative ground Current Consumption typical Rx 2 0 A signal present Tx 23 A Operating Temperature Range 14 F to 122 F 10 C to 50 C Case Size W x H x D 6 1...

Page 59: ...dB SINAD 0 35 V 29 MHz 50 MHz 54 MHz Selectivity Mode 6 dB 60 dB SSB CW 2 4 kHz or better 3 6 kHz or less CW N 500 Hz or better 750 Hz or less AM 6 kHz or better 15 kHz or less FM 12 kHz or better 30...

Page 60: ...s 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Le pr sent appareil est conforme aux C...

Page 61: ...s equipment is tested to and conforms to the essential requirements of directive as included in following standards Health 1999 5 EC Art 3 1 a EN 62311 2008 Safety 1999 5 EC Art 3 1 a EN 60950 1 2006...

Page 62: ...e permission of YAESU MUSEN CO LTD 1609C AO 1 Printed in Japan YAESU MUSEN CO LTD Tennozu Parkside Building 2 5 8 Higashi Shinagawa Shinagawa ku Tokyo 140 0002 Japan YAESU USA 6125 Phyllis Drive Cypre...

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