Yaesu Musen HX260S VHF HAND HELD RADIO TRANSMITTER User Manual HX260S DFU

Yaesu Musen Co., Ltd. VHF HAND HELD RADIO TRANSMITTER HX260S DFU

Contents

owners manual A

HX260SVHF/FM MarineHandheld TransceiverOwner’s ManualDW16 9SCANH/LWXSQLVOLOFF
page 24 Owner’s Manual HX260STABLE OF CONTENTSFCC NOTICE .......................................................................................................... 11 GENERAL INFORMATION .............................................................................. 21.1 INTRODUCTION .............................................................................................. 21.2 FCC/ INDUSTRY CANADA INFORMATION .................................................... 22 ACCESSORIES ............................................................................................... 32.1 PACKING LIST ................................................................................................. 32.2 OPTIONS ......................................................................................................... 32.3 REPLACEMENT PARTS .................................................................................. 33 CONTROLS AND INDICATORS ..................................................................... 43.1 CONTROLS AND CONNECTIONS ................................................................. 43.2 INDICATORS ................................................................................................... 84 OPERATION .................................................................................................. 104.1 INITIAL PROCEDURE ................................................................................... 104.2 RECEPTION ................................................................................................... 114.3 TRANSMISSION ............................................................................................ 124.4 TRANSMIT TIME - OUT TIMER (TOT) .......................................................... 124.5 SIMPLEX/DUPLEX CHANNEL USE .............................................................. 134.6 USA, CANADA, AND INTERNATIONAL MODE ............................................ 134.7 NOAA WEATHER CHANNELS ...................................................................... 134.8 WEATHER ALERT ......................................................................................... 144.9 MEMORY SCANNING .................................................................................... 144.10 DUAL WATCHING ........................................................................................ 154.11 EMERGENCY CHANNEL 16 ........................................................................ 154.12 CHANNEL 9 .................................................................................................. 154.13 OPERATING ON CHANNEL 13 ................................................................... 154.14 OPERATING ON CHANNEL 67 ................................................................... 164.15 RESETTING THE TRANSCEIVER’S MICROPROCESSOR ....................... 165 BATTERY ....................................................................................................... 175.1 BATTERY CHARGING ................................................................................... 175.2 BATTERY PACK REMOVAL/INSTALLATION ............................................... 175.3 USING BATTERY TRAY ................................................................................ 185.3 OPERATING CWC260 BATTERY CHARGER ............................................... 185.4 BATTERY SAFETY ........................................................................................ 196 MAINTENANCE ............................................................................................. 207 SPECIFICATIONS ......................................................................................... 217.1 GENERAL ...................................................................................................... 217.2 TRANSMITTER .............................................................................................. 217.3 RECEIVER ..................................................................................................... 21
HX260S Owner’s Manual page 1FCC NOTICENOTICEUnauthorized changes or modifications to this equipment may voidcompliance with FCC Rules. Any change or modification must beapproved in writing by STANDARD HORIZON, a division of YAESU USA.NOTICEThis equipment has been tested and found to comply with the limits fora Class B digital device, pursuant to Part 15 of the FCC Rules. Theselimits are designed to provide reasonable protection against harmfulinterference in a residential installation. This equipment generates,uses and can radiate radio frequency energy and, if not installed andused in accordance with the instructions, may cause harmfulinterference to radio communications. However, there is no guaranteethat interference will not occur in a particular installation. If thisequipment does cause harmful interference to radio or televisionreception, which can be determined by turning the equipment off andon, the user is encouraged to try to correct the interference by one ormore of the following measures:— Increase the separation between the equipment and receiver.— Connect the equipment into an outlet on a circuit different fromthat to which the receiver is connected.— Consult the dealer or an experienced marine electronicstechnicianfor help.
page 2 Owner’s Manual HX260S1 GENERAL INFORMATION1.1 INTRODUCTIONThe STANDARD HORIZON (a division of YAESU USA) HX260S is amarine handheld two-way VHF transceiver. The transceiver has 65channels: 55 marine and 10 weather. The 55 marine channels areswitchable to comply with either USA, International, or Canadianregulations. It has an emergency channel 16 which can be immediatelyselected from any channel by pressing the red 16/9 key. Weather channelscan also be accessed immediately by pressing the WX key.The transceiver includes the following features: memory scanning, dualwatch, weather alert, battery saver, easy-to-read large LCD display,EEPROM memory back-up, battery life displayed on LCD, and a transmitTime-Out Timer (TOT).1.2 FCC/ INDUSTRY CANADA INFORMATIONThe following data pertaining to the transceiver is necessary to fill out thelicense application.FCC Type Accepted ........................................................................ Part 80Output Power with CNB260 battery ................... 1 watt (Low) and 5 watts (High)Emission...................................................................................... 16K0G3EFrequency Range ............................................... 156.025 to 163.275 MHzFCC Type Number ..................................................................K66HX260SIndustry Canada Type Approval ................................................ PENDINGAdditional FCC and Industry Canada data, including licensingrequirements, are contained in the companion document titledOWNER’S MANUAL SUPPLEMENT. The document also containscharts for VHF channel assignments, transceiver operatingprocedures, maintenance, factory service information, andwarranty data.
HX260S Owner’s Manual page 32 ACCESSORIES2.1 PACKING LISTWhen the package containing the transceiver is first opened, please checkit for the following contents, notify the dealer if you are missing any of thesecontents.• HX260S Transceiver• CNB260 Rechargeable Battery Pack (Ni-Cad 7.2V, 750 mAh)• CAT350 Flexible Antenna with STUD connector• CWC260120V AC Wall charger• Battery Tray for “AA” alkaline battery• Lanyard• Belt Clip with screws• Owner’s Manual• Owner’s Manual Supplement2.2 OPTIONSCAW350 ................................................... Radio to ships antenna adapterCMC240 .................................................................. 12VDC-trickle chargerMCC260 ....................................................................................Nylon case2.3 REPLACEMENT PARTSFlexible Antenna with STUD Connector ....................................... CAT350Rechargeable Battery Pack .......................................................... CNB260Belt Clip ......................................................................................................Lanyard .................................................................................. 458C156040Volume Control Knob .................................................................................
page 4 Owner’s Manual HX260S3 CONTROLS AND INDICATORSNOTEThis section defines each control of the transceiver. For detailedoperating instructions refer to section 4 of this manual.Refer to Figure 1 for the location of the following controls, indicators,and connections.3.1 CONTROLS AND CONNECTIONSq POWER SWITCH/VOLUME CONTROLTurns the transceiver on and off and sets the audio volume. To turn thetransceiver on, turn this knob clockwise until the LCD turn on. Whenpower is turned on, the transceiver is set to last selected channel.Secondary useWhen the transceiver is turned on while the SCAN and WX keys areheld down, the internal microprocessor is reset. This clears memoryand all user-programmed settings, such as scan memory, priority scanassignments. This is known as the default condition, the same as whenshipped from the factory. For a list of these defaults, see the section onresetting the Transceiver’s Microprocessor.w DW KEYWatches for a transmission on CH16 and another selected channel untileither signal is received.e (Up) KEYSelects the desired channel and adjusts the squelch level. Each pressincreases the channel number or squelch level. When held down, thechannels or squelch levels increase continuously.r (Down) KEYSelects the desired channel and adjusts the squelch level. Each pressdecreases the channel number or squelch level. When held down, thechannels or squelch levels decrease continuously.
HX260S Owner’s Manual page 5Figure 1. Controls and ConnectorsSCANH / LDWWX16 9SQLqwertyuio!0!1!2!4!3
page 6 Owner’s Manual HX260St SCAN KEYMemory SCAN1. Press once to start or stop scanning programmed channels.2. If held while pressing the UP or DOWN key, the radio will show theprogrammed channels in scan memory.NOTEThis function will not work if the radio is scanning.Secondary usePress and hold to store the selected channel into the transceiver’s scanmemory for scanning. Press and hold down the SCAN key again tostore or delete a channel from the scan memory.y H/L KEYToggles between high (5 watts) and low (1 watt) transmit output power.Does not operate on “low power only” and transmission-inhibit channels.When this key is pressed while the transceiver is on channel 13 or 67, thepower will temporarily go high when the PTT switch is pressed. When thePTT switch is released the power setting reverts to low.u WX KEYImmediately recalls last selected weather channel.Secondary use1. Holding down the 16/9 key while pressing the WX key, changes themode from USA to International or Canadian.2. Holding down the WX and SCAN key while turning the power on,resets the microprocessor and erases scan channels from memory.This clears the memory and establishes the factory-set defaults. For alist of these defaults, see the section on resetting the Transceiver’sMicroprocessor.i 16/9 KEYImmediately recalls channel 16 from any channel location. Holdingdown this key recalls channel 9.Secondary usePlease see secondary use for the WX key and the SCAN key.
HX260S Owner’s Manual page 7o Antenna ConnectorConnects to the flexible antenna CAT350.!0 (lamp/key lock) KEYSingle depression of this key, turns on or off the backlite for the LCD andKeys. When pressed and held locks the keypad buttons except for theSQL, H/L, (lamp/key lock) and PTT.!1 PUSH-TO-TALK (PTT) SWITCHActivates transmission and show TX indicator on the display.!2 SQL (SQUELCH CONTROL )Activates the squelch adjusting mode.Press this key to activate the squelch adjusting mode. Press the (Up)or (Down) key to adjust the squelch. Sets the point at which randomnoise on the channel does not activate the audio circuits but a receivedsignal does. This point is called the squelch threshold. Furtheradjustment of the squelch control will degrade reception of wantedtransmissions.!3 CNB260 Battery PackProvides DC power to the transceiver.!4 Belt Clip
page 8 Owner’s Manual HX260S3.2 INDICATORSChannel DisplayDisplays the operating channel in both transmission and reception mode.A IndicatorA simplex channel in USA or Canadian mode whose counterpart in theInternational mode is a duplex channel.TX/ BUSY Indicator“TX” shows the radio is transmitting . “BUSY” shows the radio isreceiving.USA/ INTL/ CAN IndicatorThe modes of operation for the particular channel. “USA” indicates USAmode. “INTL” indicates International mode and “CAN” indicatesCanadian mode.WX IndicatorA NOAA weather channel.MEM IndicatorShows the channel is in the transceiver's scan memory.H/L Indicator“H” is high power. “L” is low power. Blank is a reception only channel.SQL Indicator“SQL” is squelch adjusting mode.MEMMEMAHLSDI NTLTLUSAUSACANCANSQLSQLBUSYTX
HX260S Owner’s Manual page 9Key Lock SymbolA “ ” appears when the channel is locked. All keys are disabledexcept for the H/L, PTT, PWR and (lamp/key lock) keys.Low Battery IndicatorA “ ” appears when the battery capacity is less than 10%.NOTEThe battery indicator should be used only as a guide to indicate theCNB260 needs to be charged. See section 5 for proper batterycharging.Output Power Indicator“ ” is high (5 watts) power. “ ” is low (1 watt) power.
page 10 Owner’s Manual HX260S4 OPERATION4.1 INITIAL PROCEDURENOTENever key the transceiver without an antenna connected. Damage mayoccur to the transceiver. Do not operate the transceiver while charging.1. To remove the belt clip, pull the stopper and slide the belt clip upwawrd.2. Install the nylon carrying strap on the belt clip if desired.3. Install the battery pack on the transceiver. (see figure 4 and section 5.2)4. Install the antenna to the transceiver.5. Turn the POWER /VOLUME CONTROL knob clockwise to turn thetransceiver on. NOTEWater resistance of the transceiver is assured only when the batterypack and antenna are attached to the transceiver.Turn the battery lock screw clockwise 1/4 turn to tighten.VOLOFFFigure 3. Antenna InstallationLOCKOPEN
HX260S Owner’s Manual page 114.2 RECEPTION1. Turn the POWER /VOLUME CONTROL knob clockwise to turn thetransceiver on.2. Press the SQL key, then press (Down) key until squelch level isminimum. This state is known as squelch off.3. Select a channel that has no signal being received (no one istransmitting on the channel) and only noise is heard.4. Turn up the POWER /VOLUME CONTROL knob until the noise oraudio from the speaker is at a desired level.5. Press the SQL key, then press the (Up) key and stop immediatelyafter the noise disappears. This condition is known as the “SquelchThreshold”. If the (Up) key pressed beyond this level, weak signalsmay not be received. No signal can be heard until a signal is receivedthat exceeds the squelch threshold. The SQUELCH ADJUSTMENTmode will automatically turn off in about 5 seconds. To turn off theSQUELCH ADJUSTMENT mode immediately, press the SQL key.6. To change channels, press the (Up) or (Down) key. Sometimes,a slight adjustment of the squelch threshold is needed as somechannels have a higher noise level than others.Please refer to the Owner’s Manual Supplement for a complete listingof all USA, International and Canadian VHF Marine channels and theiruse.7. If necessary, press the (Lamp/key lock) key to turn on the lamp.The lamp automatically turns off in about 5 seconds. To turn off thelamp sooner, press the (Lamp/key lock) key again.8. To lock the channel in the operating mode so that it is not accidentallychanged, hold down the (Lamp/key lock) key for about 1 second.This locks the UP and DOWN keys and all front panel controls exceptthe H/L, PTT, SQL and (Lamp/key lock) keys. The key locksymbol “” appears on the display to indicate that the channel islocked. Hold down the (Lamp/key lock) key for about 1 second tounlock the channel. The key lock symbol “ ” disappears fromdisplay.
page 12 Owner’s Manual HX260S4.3 TRANSMISSION1. Perform steps 1 through 7 of RECEPTION.2. Before transmitting, monitor the channel and make sure it is clear.THIS IS AN FCC REQUIREMENT!3. For communications over short distances, press the H/L key until “L” isdisplayed on the LCD. This indicates low power, approximately 1 watt.NOTETransmitting on 1 watt prolongs battery life. Low power (1 watt) shouldbe selected whenever possible.4. If using low power is not effective, select high power (5 watts) bypressing the H/L key until “H” is displayed.5. When receiving a signal, wait until the signal stops before transmitting.The transceiver cannot transmit and receive simultaneously.6. Press the PTT (push - to - talk) switch. The TX indicator is displayedduring transmission.7. Speak slowly and clearly into the microphone. Hold the microphoneabout 1/2 to 1 inch away from your mouth.8. When the transmission is finished, release the PTT switch.9. Refer to the OWNER’S MANUAL SUPPLEMENT for standardtransceiver operating procedures.4.4 TRANSMIT TIME - OUT TIMER (TOT)While the PTT switch is held down, transmission time is limited to 5minutes. This prevents prolonged unintentional transmissions. About 10seconds before automatic transmitter shutdown, a warning beep issounded from the speaker. The transceiver automatically switches to thereceiving mode, even if the PTT switch is held down. Before transmittingagain, the PTT switch must first be released and pressed again. This time-out timer (TOT) prevents a continuous transmission that would result froman accidentally stuck PTT switch.
HX260S Owner’s Manual page 134.5 SIMPLEX/DUPLEX CHANNEL USERefer to the OWNER’S MANUAL SUPPLEMENT for instruction on use ofsimplex and duplex channels.NOTEAll channels are factory-programmed in accordance with FCC (USA),Industry Canada (Canada), and International regulations. Mode ofoperation cannot be altered from simplex to duplex or vice-versa.4.6 USA, CANADA, AND INTERNATIONAL MODE1. To change the modes, press and hold the 16/9 key and press the WXkey. The mode changes from USA to International to Canada witheach press of the WX key.2. “USA” will be displayed on the LCD for the USA mode, “INTL” will bedisplayed for International mode, and “CAN” will be displayed forCanadian mode.3. Refer to the OWNER’S MANUAL SUPPLEMENT for allocatedchannels in each mode.4.7 NOAA WEATHER CHANNELS1. To receive a NOAA weather channel, press the WX key from anychannel. The transceiver will go to the last selected weather channel.2. Press the (Up) or (Down) key to select a different NOAA weatherchannel.3. To exit from the weather channels, press the WX key. The transceiverreturns to the channel it was on prior to weather channel.
page 14 Owner’s Manual HX260S4.8 WEATHER ALERTIn the event of extreme weather disturbances such as storms andhurricanes, NOAA (National Oceanic and Atmospheric Administration)sends a weather alert accompanied by a 1050 Hz tone and subsequentweather report on one of the weather channels. The transceiver is capableof receiving this alert if the following is performed:1. Program NOAA weather channels into the transceiver’s memory forscanning. Follow the same procedure as for regular channels underSection 4.9.2. Press the SCAN key once to start memory scanning.3. The programmed NOAA weather channels will be scanned along withthe regular-programmed channels. However, scanning will not stop ona normal weather broadcast unless a NOAA alert is received.4. When the weather alert is received on a weather channel, scanningwill stop and the transceiver will emit a loud intermittent beep to alertuser of a NOAA broadcast.5. Press the WX key to stop the alert tone and receive the weatherreport.NOTEIf the WX key is not pressed the alert tone will be emitted for 5 minutesand then the weather report will be received.4.9 MEMORY SCANNING1. Adjust a squelch level until background noise disappears. Select adesired channel to be scanned using the (Up) or (Down) key.2. Press and hold down the SCAN key, “MEM” will appear in the LCDindicating that the channel has been added to the transceiver’smemory.3. Repeat step 2 for all the desired channels to be scanned.4. To DELETE a channel from the transceiver’s memory. Press and holddown the SCAN key, “MEM” will disappear from the LCD, indicationsthe channel has been deleted from scan memory.5. To start scanning, press the SCAN key. Scanning will proceed fromthe lowest to the highest programmed channel number and will stopon a channel when a transmission is received.6. To stop scanning, press the SCAN, 16/9, WX , or PTT key.
HX260S Owner’s Manual page 154.10 DUAL WATCHINGTo start dual watching, select a channel other than CH16 or NOAA weatherchannels and press the DW key. The “d” will appear in the LCD. Thisoperation monitors CH16 while you are receiving the selected channel.a) If a signal is received on CH16, dual watch pauses on CH16 until thesignal disappears.b) If a signal is received on the selected channel, the radio will operatedual watching between CH16 and the selected channel.4.11 EMERGENCY CHANNEL 161. To select the emergency channel, press the 16/9 key from anychannel.2. Transmit your emergency signal in the same manner as on regularchannels. If you cannot contact anyone on channel 16, switch toanother channel.3. See the OWNER’S MANUAL SUPPLEMENT for additional emergencyoperating practices.4. To recall the previous channel from 16, press the 16/9 key.4.12 CHANNEL 9Channel 9 is used as a hailing channel for initial, non-emergency contactwith other vessels. To select, hold down the 16/9 key until channel 9appear on the display.4.13 OPERATING ON CHANNEL 13Channel 13 is used at docks, bridges and for maneuvering in port.Messages on this channel must concern navigation only, such as meetingand passing in restricted waters.In emergencies and when approaching blind river bends, high power isallowed. Press the H/L key to temporarily switch to high power beforetransmitting. High power can only be accessed in USA and Canadianmodes. When the PTT switch is released, the transceiver will revert lowpower.
page 16 Owner’s Manual HX260S4.14 OPERATING ON CHANNEL 67When channel 67 is used for navigational bridge-to-bridge traffic betweenships, high power may be used temporarily in the USA mode by pressingthe H/L key before transmitting. When the PTT switch is released, thetransceiver will revert low power.4.15 RESETTING THE TRANSCEIVER’SMICROPROCESSORResetting the microprocessor restores the initial, factory suppliedconditions in the transceiver. These are called the default conditions. Toreset the microprocessor, first turn the transceiver off. Then while pressingand holding the WX and SCAN keys, turn the transceiver on. The defaultconditions are:• No channel numbers are in SCAN memory.• Channel 16 will be selected when the transceiver is turned on.• WX channel 01 will be recalled when the WX key is pressed.
HX260S Owner’s Manual page 175 BATTERY5.1 BATTERY CHARGINGTo check the charge status, install the battery and press the PTT switchwhile observing the BATT indicator. (see page 9)The CWC260 battery charger supplied with the transceiver recharges acompletely discharged CNB260 battery pack in about 15 hours.Battery pack should not be charged with the supplied battery chargesystem for longer than 16 hours.Show figure 9 how the charger plugs into the battery.5.2 BATTERY PACK REMOVAL/INSTALLATION1. Turn the transceiver off.2. Turn the battery lock screw counter-clockwise 1/4 turn.3. Pull the battery pack to upward andremove the battery pack.4. Attach the battery pack to transceiver.5. Turn the battery lock screw clockwise1/4 turn.Figure 4. Turning the battery lockLOCKOPENFigure 5. Removing the battery packFigure 6. Attaching the battery pack
page 18 Owner’s Manual HX260S5.3 USING BATTERY TRAY1. Push the lock of the battery tray, andopen the lid.2. Install the AA battery sell.(We recommend you use alkalinebattery.)3. Confirm the polarity of the batteries.4. Close the lid.5. Attach the battery tray to transceiver,and turn the lock screw clockwise 1/4turn.CAUTIONNever use Ni-Cd batteries or other rechagable batteries.5.3 OPERATING CWC260 BATTERY CHARGER1. Turn the transceiver off.2. Plug the DC plug of CWC260 into thebattery.3. Plug the wall charger into a 120 VACwall outlet.4. The indicator lights, and charging begins.5. Remove the DC plug from the batterywhen charging time has passed.Figure 7. Installing the battery packFigure 6. Removing the battery case lidLOCKOPENFigure 9. Pluging the DC plugFigure 8. Confirm the polarity
HX260S Owner’s Manual page 19Ni - Cd5.4 BATTERY SAFETYBattery packs for your transceiver contain Nickel-cadmium (Ni-Cd)batteries. This type of battery stores a charge powerful enough to bedangerous if misused or abused, especially when removed from thetransceiver. Please observe the following precautions:DO NOT SHORT BATTERY PACK TERMINALSShorting the terminals that power the transceiver can cause sparks, severeoverheating, burns, and battery cell damage. If the short is of sufficientduration, it is possible to melt battery components. Do not place a loosebattery pack on or near metal surfaces or objects such as paper clips, keys,tools, etc. When the battery pack is installed on the transceiver, theterminals that transfer current to the transceiver are not exposed. Theterminals that are exposed on the battery pack when it is mounted on thetransceiver are charging terminals only and do not constitute a hazard.DO NOT OVERCHARGEDo not charge the transceiver for more than 16 hours with the batterycharge system. Heat generated by overcharging can shorten battery lifeand cause other battery pack component failures.DO NOT INCINERATEDo not dispose of any Ni-Cd battery in a fire or incinerator. The heat of firemay cause battery cells to explode and/or release dangerous gases.DISPOSE OF BATTERY PACKS PROPERLYNi-Cd batteries must be recycled or disposed of properly. For requirementsin your area, check with the dealer from whom you purchased yourtransceiver. The symbol shown below is a reminder that the battery packsare recyclable.
page 20 Owner’s Manual HX260S6 MAINTENANCEFor preventive maintenance and instructions on obtaining factory service,please refer to the OWNER’S MANUAL SUPPLEMENT. For generaltroubleshooting, refer to this Troubleshooting Chart.TROUBLESHOOTING CHARTPROBABLECAUSENo channelsmemorized.Squelch is notadjusted.Proper operationnot followed.Low battery.Key Lock is on.Proper operationnot followed.Defective battery,CWC231.SYMPTOMThe SCAN keydoes not start thescan.The USA/INTL/CANmodes do notfunction.Rotating thesquelch controldoes not eliminatebackground noise.Cannot change anyfunction. does notfunction.LED on CWC231does not light whencharging a battery.REMEDYUse the MEM key to enterdesired channels into thetransceiver’s memory.Adjust the squelch to thres-hold or to the point wherenoise just disappears. Furtheradjustment of the squelchcontrol may eliminateincoming signals.Hold down the 16/9 key andpress the WX key.Charge battery. Refer tosection 5 of this manual.Turn Key Lock off.Hold down for until isdisplayed.Contact your STANDARDHORIZON dealer or STANDARDHORIZON for servicing.
HX260S Owner’s Manual page 217 SPECIFICATIONSPerformance specifications are nominal, unless otherwise indicated, andare subject to change without notice.7.1 GENERALChannels ................................. All currently allocated USA, Canadian andInternational channels, plus 10 weather channels.RF Power Output with CNB260 Battery .................... 5.0 W (high) 1.0 W (low)Operating Voltage ......................................................................... 7.2 VDCCurrent Drain:Standby ..................................................................................... 45 mAReceive ................................................................................... 200 mATransmit ................................... 1.8 A (high power), 0.7 A (low power)Dimensions...............................................5.51” H x 2.17” W x 1.50” D(135.0 mm x 61 mm x 41 mm)Weight ...........................................................................1.0 Ib. (0.5Kg)FCC Type Acceptance Number .......................................K66HX260SIndustry Canada Type Approval Number ............................ PENDINGBattery Life(5% TX, 5% RX, 90% Standby) ..................... 8 hrs. (high)10 hrs. (low)7.2 TRANSMITTERFrequency Range ............................................... 156.025 to 157.425 MHzConducted Spurious Emissions ............................ Less than 60 dB (high),Less than 50 dB (low)Audio Response ........................ within +1/-3 of 6 dB/octave pre-emphasischaracteristic from 300 Hz to 3000 HzAF Harmonic Distortion ........................................................ Less than 3 %Hum and Noise ................................................................ More than 40 dBFrequency Stability (-20° to +50°C) .......................................... +/- 10 ppm7.3 RECEIVERFrequency Range ............................................... 156.025 to 163.275 MHzSensitivity:20 dB Quieting ........................................................................ 0.30 µV12 dB SINAD ........................................................................... 0.20 µVSquelch Sensitivity (Threshold) ..................................................... 0.20 µVModulation Acceptance Bandwidth ........................................... +/- 4.5 kHzSelectivity:Spurious and Image Rejection .................................. More than 60 dBIntermodulation Rejection ......................................... More than 60 dBChannel Spacing ...................................................................... 25 kHz
YAESU U. S. A.17210 Edwards Rd., Cerritos, CA 90703, U.S.A.Printed in China07/00 451X851010

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