
WalthamCommunityAccessCorporation
WCAC‐TV/MAC‐TVUPGRADETOHDOVERVIEW
TheWalthamCommunityAccessCorporation,whichprovidesPublicandGovernmentAccesstelevisionto
thecityofWaltham,MAwillbeupgradingthemajorityofitsstudio/playback/field/governmentstudios
equipmenttoHD.Wewillnothavetheabilitytogo,“Live”
fromourremotesitesusingHD.Wewill
continue“Live”onSD,butwillrecordHDforplaybackonRCN/HD.WecurrentlyairourSDchannelson
RCN,ComcastandVerizon.WewillbemovingtheplaybacksystemfromtheHighSchool(Education
Channel)toWCAC.
Thisbidisbroken
downinto4separatesections.
1. GovernmentControlRooms
(5Roomsneedtobeupgraded)3ofthelargeroomswillbeessentiallyidenticalandthe2smaller
roomswillalsobeidentical.Thesmallerroomswillhavecontrolroomsbuildintomobilecarts.
Werequireplatesbuiltintothewallsforconnectionofthecamerasandaudiotothecontrolpanel
inthecart.
2. VideoPlaybackServer
Thissystemwillrunallthreestandarddefinitionchannelsandone,“bestof”HDChannelonRCN.
Youwillneedtorelocatetheschoolplayback(WETV)systemfromtheHighSchooltotheWCAC
studioplaybackserver.TightropeCarouselDigitalSignageforallthreechannelswillbeintegrated
intothenewsystem.WewillneedtoaddanHDTightropeCarouselDigitalSignagesystemforthe
HDchannel.WewillbebuildinganewserverroomatWCAC.AllelectricalandHVACwillbedone
bycitycontractorsandwillnotneedtobeaddedtothisbid.Pleaseconsiderthatyourtimeto
consultwiththecitymustbetakenintoconsiderationwhenwritingupyourbid.
3. WCAC‐TVControlRoom/Studio
Upgradethestudiocameras,tripods,theswitcher,recorddeck,andtelepromptercomputerwith
software.Inthestudioaddmorelightsandonesectionofcyclorama
4. WCAC/MACChannelfieldEquipment
UpgradeCamerasandTricastertoHD.Wewillalsobepurchasingaportableintercomsystem.
Whenputtingyourbidtogether,pleasekeepinmindthatallelectricalwiringandHVAC
workwillbedone
byaCityofWalthamcontractor.ALL TVSTUDIOCABLINGWILLBETHERESPONSIBILITYOFTHESELECTED
CONTRACTOR.
OurcontrolroomcurrentlyhasaBroadcastPixswitcher,whichwewillbeupgrading.Foreaseof
operatortraining,allotherswitchersinthisbid(s)mustoperateina
similarwayasourcontrolroom.We
needtobeabletotrainvolunteersononesystem.
WewillbeupgradingourcurrentfieldTriCastertoHD.Ourcurrentmobilecartcanberepurposedhere.
1.GovernmentControlRooms‐Overview
1. CityHallChambers,WalthamCityHall,610MainSt.
(4)Roboticcameras,switcher/cameracontrols,graphicgenerator,recorddecks,video
monitoring,DVDrecorder.Wewillneedtobeabletousetheoutputofacomputerthat
feedstheprojectorforpresentationsintheproductionswitcher.Thissitewillgo,“Live”in
SDonRCN,VerizonandComcast.HDwillberecordedforlaterplayback.
2. HooverRoom,WalthamCityHall,610MainSt.
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