For example: Agilent E4440A or Anritsu 68369
Channel Markers 

Model:4971CM

Manufactured by: Probe Master

Category:Probes (Scope, Meters, Logic and Spectrum Analyzers)

Probe Master 4971CM - Probes (Scope, Meters, Logic and Spectrum Analyzers)

Probe Master 4971CM Overview

Includes 2ea colors- Red ,White & Blue

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