Specifications

a‐1
888‐2628‐300 WARNING:Disconnectprimarypowerpriortoservicing.
Copyright©2013,HarrisBroadcast
Maxiva ULX Series
November 11, 2013
Appendix-a
Cutting & Soldering Transmission Line
a
a.1 Suggested Cutting And Soldering Procedure
ThepurposeforthisprocedureistoprovideguidelinesforfieldcuttingandsolderingofRFtransmissionlineusedto
interconnectthetransmittertotheRFsystem.
Trytocutandflangethelongestpiecesfirst.Completeonerunatatimeinordertoavoidaccumulatederrors.(i.e.:
Cut,solder,andhanglinefromantennaportofbandpassfiltertopatchpanel.Thencut,solder,andhanglinefrom
theamplifieroutputtotheinputportof
thebandpassfilter.)
ListedinTablea‐1aresometoolsandmaterialsthathaveproveneffectiveforRFfeedlineconstruction.
a.2 Line Cutback and Flange Soldering Procedure
1. Determinetheflange‐facetoflange ‐facelengthofthetransmissionlinerunneeded.
Iftherunincludesanelbow,seeFigurea‐1todeterminetheelbowlength.
2. Subtracttwicethecutbackdimensionoftheflange.Thisdimensionvarieswithflangemanu‐
facturer.SeeFigurea‐2.
3. UsingoneofthesuggestedmethodsforcuttingthelinegiveninSectiona.3,cuttheouter
conductortothelengthjustcalculated.
4. Ifholesintheouterconductorareneededfordirectionalcouplers,tuningpaddles,etc.they
shouldbeaddednowwiththeholesproperlydeburred.
5. UsingthesuggestedtechniquesforinstallingtheflangesgiveninSectiona.4,solderaflange
toeachendoftheouterconductor.
Table a-1 Tools and Materials Needed For RF Feed Line Construction
WeldingTorchSet HacksawandExtraBlades
OxygenandAcetyleneTanks PlumbBob
Welder’ sMaskorGoggles ChalkLine
PowerBandSaw(canberented)andExtraBlades Wrenches
SilverSolder1/16inchdiameter,30%‐45%,HardStay‐Silv
#45,Aladdin#45,p/n0860004060
Crowbar
Pasteflux(EngelhardUltra‐Flux1lbjar)p/n0860004046 Rope
MuriaticAcid(quart) SawHorsesorCuttingTable
BakingSoda(two1‐poundboxes) Come‐alongorChain‐FallHoist
Threeplastic5‐gallonbucketsorcontainerswithopentops Ladders
ScotchBrite GardenHose
SteelWool 25‐FtTapeMeasure
EmeryCloth(rolltypelikeplumberuses) Files
CarpentersSquare RubberHammer
Level ClawHammer
HoleSaw,1‐7/8 inches,forinstallingdirectionalcouplers Gloves
SafetyGlasses
NOTE:All‐threadrod,hangers,angleironorchannelwillbeneededtosupporttransmissionline,dummyload,etc.