30November,2006 V1630OP1/Issue6 Page3of 8
V1630 AES-EBUDISTRIBUTIONAMPLIFIER
INSTALLATION ANDOPERATION
1.DESCRIPTION
TheV1630isabroadcastqualityAES-EBUdigital audiodistributionamplifierwhichformspartofthe
VistekV1600 rangeofinterfaceproducts.It isa3UhighcardwhichisfittedintoeitheraV1601or
V1603rack,fromwhichitreceivesitspower.ApassiverearmodulewitheitherBNC orscrewterminal
connections,isrequiredforallsignal interconnections.
TheunitacceptstwoAESaudio datastreamsof32kHz,44.1kHz,48kHzor96kHzand distributes
reclockedandregeneratedAES datastreamsto4AESoutputsperchannel.Modeswherebyeither
one ofthetwoAESinputsaredistributedto8AES outputsisalsoavailable asapanelcontrol option.
TheV1630canaccomodateapiggyback expandercardwhichexpansbothoutputgroupsfrom4to8,
providingforamaximumof16outputs.ConsultVisteksalesforfurtherdetails.
Twofamiliesofpassiverearpanel moduleareavailable:
· AESinputsand outputstoAES3-1992 (110Wbalanced)withscrewterminals.Thisrearpanel
providesfora2:4or1:8configuration.
· AESinputsandoutputstoAES3id-1995(75Wsingle ended)withBNCconnectors.Thisrearpanel
providesfora(!:4+1:3)or1:7configuration,sinceonly9BNCconnectorscanbeaccomodated on
the rearpanel.
TheV1630hasapassiveequaliserwhichisjumperselectable oneachAES inputandoperationis
guaranteedovercablelengthsofup to250 metres(at fs £48kHz).Typically,muchlongercable runs
upto1000metresmaybeaccomodated, butthisisnotguaranteed.
· Inputcable length0-100m: Equaliserout
· Inputcable length100m+: Equaliserin
Inputimpedancemaybesettoeither110/75 WorHi-Ztofacilitatedaisy-chaining V1630 inputswithina
V1600rack.
Thesamplingrateofeachchannel isdisplayedbymeansoffrontpanel LEDsandanERRORLEDis
providedtoindicatechannelerrors/noinput.Frontpanelswitchesallowthecardoperating mode tobe
setandLEDsprovide visual indicationofthemode.The V1630iscompatiblewiththe VistekDART
remotesystem,allowing cardID,statusandmodetoberead, and cardmodetobewrittenbyaDART
compatiblerack controller.
Note: Thismanualapplies toV1630Assy130-1210IssueB,whichhavedifferent
functionalityandpinoutconnectionstopreviousissues.Theyarenotplug-in
replaceablein thesameRearPanel assembliesused withpreviousissues.
