AOR ARD9800 Instruction Manual

FAST RADIO MODEM
ARD9800
ARD9800ARD9800
ARD9800
Instruction Manual
Multi-Mode And Digital Voice Interface
AOR, LTD.
Authority On Radio communications
American Communication Systems
Discover the Power of Comm unications
™
TO ORDER –VISIT http://www.ameradio.com

1
ThankyouforpurchasingtheAORARD9800 MultimodeandDigitalVoiceInterface.
TheARD9800 isdesignedtoconvertyourHFradioequipmenttoamultimodeanddigitalvoice
capableradiowithoutperforminganymodificationstoyourtransceiver.
Pleasereadthroughthisinstructionmanualandfamiliarizeyourselfwiththeoperationofthe ARD9800.
Wesuggestyoukeepthisinstructionmanualforfuturereference.
WebelieveyouwillenjoyusingtheARD9800asanenhancementtoyourenjoymentofamateurradio.
AOR, LTD.

2
Features:
 Digitalvoicecommunicationsusingexistinganalog2wayradios.
TheARD9800usesthesameaudiofrequencies(300Hz~2500Hz)asmicrophoneaudioto
modulatethevoicesignal. Thisallowsyoutouseananalog radioasadigitalvoicetransceiver.
 DigitalvoicecommunicationsintheSingleSideBand(SSB)mode.
Theautomaticfrequencyclarifierfunctionadjustsfrequencydriftautomaticallyinthe SSBmode.
(Approximatelyupto+/-125Hz). UtilizestheODFM(MultiCarrierModulation)circuitthatiseffective
againstMulti-pathor SelectiveFading.
 Automaticdigitalreceive
Automaticvoicesignaldetector recognizesthereceivedsignalasanalogordigital,automatically
switchingtotheappropriatemode.
 DigitalSlowScanTV (SSTV) --Optionalmemorymodule(VM9800)required
Built-invideocapturefunction(NTSC). CompressesthesignalintoouroriginaladaptiveJPEGformat.
Sendandreceiveimages (similartoanalog slowscanTV)intheDigitalmode.Built-invideooutput
connector(NTSC)allowsviewingthepictureonanexternalmonitor.
 Built–inhighgradeVocoder(AMBE)
Utilizinghighgradedigitalvoicecompression;deliversqualitydigitalvoicecommunications.
 Built-inFECerrorcorrection
Apowerfulerrorcorrectioncircuitdeliversstableandreliablecommunications.
 DatacommunicationsontheHFband
DatacommunicationispossibleontheHF(Highfrequency)bandsatnoextracost.(Speedmaybe
limitedbyregulationsin certainjurisdictions.)
 Smallandcompactunit.Easytooperate.
SimplyconnecttheARD9800tothe microphonejack.Nocomplicatedorriskyradiomodificationsare
necessary.
 UtilizesauniquelydesignedhighperformanceDSP(DigitalSignalProcessor)engine
 Batteryoperationforfielduse.

3
Information to the Digital Device user required bythe FCC
ThisequipmenthasbeentestedandfoundtocomplywiththelimitsforaClassBdigitaldevice,pursuanttoPart
15oftheFCCRules. Theselimitsaredesignedtoprovidereasonableprotectionagainstharmfulinterferenceina
residentialinstallation.
Thisequipmentgenerates,usesandcangenerateradiofrequencyenergyand,ifnotinstalledandusedin
accordancewiththeinstructions,maycauseharmfulinterferencetoradiocommunications. However,thereisno
guaranteethattheinterferencewillnotoccurinaparticularinstallation. Ifthisequipmentdoescauseharmful
interferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipmentoffandon,theuser
isencouragedtotrytocorrectthe interferencebyoneormoreofthefollowingmeasures:
 Reorientorrelocatethereceivingantenna.
 Increasethe separationbetweentheequipmentandreceiver.
 Connecttheequipmenttoanoutletonacircuitdifferentfromthattowhichthereceiverisconnected.
 Consultthedealerfortechnicalassistance.
Precautions
Topreventfire,personalinjury,orunitdamage,pleaseobservethe followingprecautions:
 Donotattempttoadjustthisunitunlessinstructedtodosobythismanual.
 Donotexposetheunittodirectsunlightorplacetheunitclosetoheatingappliances.
 Donotplacetheunitinexcessivelydusty,humid,wetareas.
 Wearenotresponsibleforanydamagestotheradioequipmentduetoimpropersettingsorinterface.
 Wearenotresponsibleforanylossofcommunicationsduetoanunexpected changeofpropagationor
operatingenvironment.

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Table of Contents
Page
SuppliedAccessories----------------------------------------------------------- 5
Controlsandfunctions --------------------------------------------------------- 5
FrontPanel ------------------------------------------------------------------- 5
RearPanel -------------------------------------------------------------------- 8
TopPanel ----------------------------------------------------------------------- 12
InternalView ------------------------------------------------------------------ 12
BottomView ------------------------------------------------------------------ 14
InterfacingtheARD9800 ------------------------------------------------------ 15
ConnectiontoaRadio ----------------------------------------------------- 15
ConnectiontoaMicrophone -------------------------------------------- 16
Connectiontoa PC -------------------------------------------------------- 16
ConnectiontoaPowersupply ----------------------------------------- 17
ConnectiontoanExternalspeaker ---------------------------------- 17
LevelAdjustment ---------------------------------------------------------------- 17
Microphonelevel ------------------------------------------------------------ 17
RadioInputlevel ------------------------------------------------------------- 18
MicrophoneBalance ------------------------------------------------------- 18
Operation----------------------------------------------------------------------------- 19
Voice Communication ----------------------------------------------------- 19
DigitalVoiceCommunication ----------------------------------- 19
AnalogVoiceCommunication --------------------------------- 19
DataCommunication ------------------------------------------------------ 19
Receive ------------------------------------------------------------------ 19
Transmit ------------------------------------------------------------------ 20
DigitalImageCommunication ------------------------------------------ 21
Receive ------------------------------------------------------------------ 21
Transmit ----------------------------------------------------------------- 21
Specifications ------------------------------------------------------------------------ 22
ControlCommands -------------------------------------------------------------- 23
LimitedWarranty ------------------------------------------------------------------ 31

5
SuppliedAccessories
Thefollowingitemsareprovidedinthebox:
Accessory Quantity
----------------------------------------------------------------
Microphone 1
PCinterfacecable 1
SpeakerCable 1
DCPowercable 1
MicrophoneConnector 1
Instructionmanual (thisbooklet) 1
Controlsandfunctions
FrontPanel
a. Poweron/offswitch
b. TXswitch
(Note: Thisfunctionisavailableonlywhenanoptionalmemorymodulehasbeeninstalled.)
Pressthisswitchtocaptureandsendanimage.
WhentheVideoThroughFunctionis activated(AVTcommandisON),pressingthis
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6
switchwillenableoutputofthevideosignalconnectedtotheVideoInputtoalsobesent
tothevideooutputport,sothatyoucanmonitorthevideoimage.Pressthisswitchagain
tocaptureandsendtheimagethroughtheradioequipment.
WhentheVideoThroughFunctionis de-activated(AVTcommandisOFF),pressing
thisswitchwillautomaticallycapturethevideoimageandthentransmititthroughthe
radioequipment.
Refer to:Operation --DigitalImageCommunicationatpage21fordetails.
c. 2colorLED
Steadyreddisplay----Theunitisinthetransmitmode
Flashingred--Flashesredwhiletheheaderinformationisbeingsentwheninthedigital
communicationmode. (approximatelyonesecond).
Litingreen--Theunitisinthereceivemode
Notlit ---------Theunitisinthestandbyreceivemodeorintheanalogvoicereceivemode.
d. StatusLED(STA LED)
Inthedatacommunicationmode,litwhileunsentdatais inthememory. Itislitwhenthe
VideoThroughFunctionisactivated(DigitalImageCommunicationmode). Whenthe
VideoThroughFunctionisde-activated(AVTcommandisOFF),thisLEDwillnotbelit.
e. Speakervolumeadjustment
Adjustmentfortheinternalspeakeroutputlevelortheexternalspeakeroutputlevelwhenit
isconnected.
f. OperationModeLED(3 colors)
Indicatesthecurrentoperationmode:
Greendisplay-----DigitalVoicemode
Reddisplay -------AnalogVoicemode
Orangedisplay -- DataCommunicationmode
Notlit ---------------- DigitalImageCommunicationmode
g. MicrophoneInputLevelAdjustment
Adjustmentformicrophoneinputlevel

7
(Thisadjustmentmayberequiredwhenusingamicrophoneotherthantheonethatcame
withyourAR9800.)
RefertoMicrophoneLevelAdjustment at page17fordetails.
Incaseofunbalancedlevelsbetweenanalogvoiceanddigitalvoice,performa
microphonebalanceadjustmentasdescribedbelow.
MicrophoneBalance
1. Atfirst,setthepropermicrophonelevelinthedigital voicemode.
2. TurnoffthepowertotheARD9800.Pressand holdtheTXswitchthen turnthe
powerbackon.TheModeLEDshouldflashinorangecolorindicatingthe
ARD9800isin themicrophonebalanceadjustmentmode.
3. HoldingthePTTswitch,andwhilespeakinginto themicrophone,adjust the
microphonelevel.
4. Afterthe adjustmentiscompleted, pushtheTXswitchtosavethe newsetting.The
STALEDwilllighttoindicate thesettingprocess iscompleted.
5. Tocomplete theoperation,turn thepoweroftheARD9800off,andturnbackiton.
h. Overloadindicator
Litwhenthemicrophoneinputisoverloaded(toohigh).
ApropermicrophoneinputlevelwillcausetheLEDtoflashfromtimetotimewhen
speakingintothemicrophoneatanormallevel.
Themicrophonelevelcanbeadjustedwiththemicrophonelevelcontroller.
RefertoMicrophoneLevelAdjustment at page17fordetails.
i. Modeswitch
Select theDigitalvoicemode(10101)ortheAnalogvoicemode(~)
WhentheAnalogvoicemode(~)isselected,ordinaryanalogvoicecommunicationswill
bemade. Inthereceivemode,however,theARD9800willautomaticallydetectthemode
oftheincomingsignalanddecodesignalsaccordingly.TheLEDindicatestherespective
operationmode.

8
j. Microphoneconnector
Connectthesuppliedmicrophonetothisconnector.
Belowarethepinassignmentsoftheconnector.
1. Speakeroutput -- Monitoroutputsignalispresentatthispin.
2. BIAS--Powersourceforanelectretcondensertypeofmicrophone.
5VDCthrough2.2Kohm ofresistor
3. GND--Chassisground
4. TX
Takingthispintothegroundwillenablethetransmitmode.
(SameoperationastheTXswitchonthefrontpanel.)
5. D/A
Takingthispintothegroundwillforcetheunittothedigitalvoicecommunication
mode.Whenthispinisleftopen,theoperationmodewillbesetbythe mode
switchonthefrontpanel.
6. MICPTT--PTT(PushToTalk)input.
7. MICGND-- Microphonegroundsignal
8. MICIN-- Microphonesignalinput
RearPanel
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AOR,LTD.
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9
k. CommunicationConnector(mini DIN8 pin)
AcommunicationconnectorforPC (RS-232C)
PinNumber Signal SignalDirection
1 TX ARD9800PC
2 DTR ARD9800PC
3 DSR ARD9800PC
4 GND GND
5 RX ARD9800PC
6 RTS ARD9800 PC
7 CTS ARD9800 PC
8 NC NoConnection
Shell FG Frameground
BaudRate: 9600
Startbit: 1
Stopbit: 1
Parity: None
Synchronization: Asynchronous
Flowcontrol: Hardware
l. VIDEO-IN connector (NTSC1V p–p, 75ohm)
Connectavideosignalsourcesuchasavideocamera,VCRoutput,etc.
m. VIDEO–OUTconnector(NTSC1Vp–p,75ohm)
Connectavideomonitortothisconnectortomonitorareceivedimageorapicturetobesent.
n. RADIOConnector
Usingthesupplied8pinconnector, connecttheARD9800toyourradioequipment. Youwill
needtowireacableaccordingtothemicrophoneconnectorspecificationsofyourradio.
BelowarethepinassignmentsoftheconnectorontheARD9800.