Motorola GTR 8000 - Figure 5-8 Verifying VHF Duplexer Insertion Loss - Connecting Test Equipment; How to Tune VHF Duplexer Low Notch Loop Assemblies; Verifying VHF Duplexer Insertion Loss

5.9.4.5.1HowToTuneVHFDuplexerLowNotchLoopAssemblies
5.9.4.5.1HowToTuneVHFDuplexerLowNotchLoopAssemblies
ProcedureSteps
1SetuptestequipmentasshowninFigure5-7.
2Usethetuningtooltoadjusttrimmerscrewsforcavity#4toobtainminimumreadingonmillivoltmeter.
(Adjusttrimmerscrewtoobtainminimum.Reducetherangeonthemillivoltmeterasnecessarytoreach
trueminimumreading.)
3Repeatsteps1and2forcavities5and6.
5.9.4.6VerifyingVHFDuplexerInsertionLoss
Figure5-8VerifyingVHFDuplexerInsertionLoss—ConnectingTestEquipment
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