VistekV1635V-100 24-bitAES Audio
VariableDelayModule
Issue 8.0 3
1 Description
The V1635Visabroadcastquality24-bitaudiovariabledelayunitwhichformspartofthe
VistekV1600 range ofinterfaceproducts.Itisa3U highcardwhichisfitted intoeithera
V1601 orV1603 rack,fromwhichitreceivesitspower.Apassiverearmodulewithscrew
terminalconnections,isrequiredforall signalinterconnections.
Depending on thebuildoptionchosen,inputtothe unitiseithertwostereo pairsofanalog
audioinputsortwoAES digitalaudiostreams.Output fromthe unitiseithertwostereo pairs
ofanalogoutputsortwoAES digitalaudiostreams.The V1635Visfullycompatiblewiththe
VistekDARTremotesystem,allowing statusinformationtobe read and controlsettings
invokedbyaDARTcompatiblerackcontroller.
INPUTS
AESOPTION
·2xAES3-1992 balanced 110Wdigitalaudio channels,Z
out =110W(orAES3id
75Wunbalanced withspecialrearmodule).Sampleratesof32-96kHzare
supported.
·The twoAESinputsneed notbe the samesampling frequency aseachother,or
theoutput, sincetheunit performsasynchronoussamplingrateconversion.
ANALOG OPTION
·4 xAnalogdifferentialquasi-balanced outputswithZin >20kW
·Maxinputlevel:+28dBu=0dBFS.Inputsensitivityadjustablebyon-card
switchesfrom+14dBu=0dBFSto+28dBu=0dBFSin1dBsteps.
OUTPUTS
AESOPTION
·2xAES3-1992 balanced 110Wdigitalaudio channels,Z
out =110W(orAES3id
75Wunbalancedwithspecialrearmodule).
·Samplingfrequenciesof32kHz,44.1kHz, 48kHz.
·AES outputsAand Bcan reference-locked toan NTSC/PALvideo source,a
separateAESreferencesource,orcan be free-runningtothe internalcrystal
oscillator.
·AESchannelstatusoutput toAES3-1992. Channelstatuspresenton the inputis
passed tothe output, amendedappropriatelyforthesetting inuse.
ANALOG OPTION
·4 xAnalogdifferentialquasi-balanced outputswithZout <50W
·MaxOutput level:0dBFS=+28dBu.Output leveladjustablebyon-cardswitches
from0dBFS=+14dButo0dBFS=+28dBuin1dBsteps.
