Fixed Attenuator by Quantum Microwave (19 more products)

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The QMC-CRYOATTK-20 from Quantum Microwave is a Thermalized Cryogenic Attenuator that operates from DC to 40 GHz. It consists of a NiCr on crystal quartz dielectric within a machined OFHC block which renders its thermalizing property. The attenuator has an attenuation of 20 dB with minimal fluctuations with respect to temperature. It can handle an input power of up to 100 mW and has an insertion loss of less than 1 dB.

The QMC-CRYOATTK-20 is available in a gold-plated, silver epoxy-bonded module with 2.92 mm connectors. It has a stackable design and a non-superconducting microstrip pad.

Product Specifications

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Product Details

  • Part Number
  • Manufacturer
    Quantum Microwave
  • Description
    20 dB Thermalized Cryogenic Attenuator from DC to 40 GHz

General Parameters

  • Type
    Cryogenic Attenuator
  • Frequency
    DC to 40 GHz
  • Attenuation
    20 dB
  • Power
    0.1 W
  • Package Type
  • Connector
    2.92 mm, 2.92 mm - Male, 2.92 mm - Female
  • Grade
  • Impedance
    50 Ohms
  • Insertion Loss
    1 dB
  • Note
    Return Loss : 15 dB

Technical Documents