For example: Agilent E4440A or Anritsu 68369
Aeroflex Attenuator / Component / Parts
Aeroflex 24-20-34
Aeroflex Weinschel 24-20-34-LIM Medium Power Fixed Coaxial Attenuator with Low IM Option:8.5GHz,50W,20dB,1.3dB Output SWR,N Female - N Male
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Manufacturer: Aeroflex
Aeroflex 24-30-34-LIM
Medium Power Fixed Coaxial Attenuator with Low IM option
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Manufacturer: Aeroflex