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Agilent R/Q/U/V281A,B Operating Note 3
Specifications
Specifications
Specifications describe the instrument’s warranted performance over the
temperature range 0 to 55
°C (except where noted). The Supplemental
Characteristics are typical but non-warranted performance parameters. They
are denoted as “typical”, “nominal”, or “approximate”.
Coax-to-Waveguide Adapters Supplemental Characteristics
Model Coax Connector
Type
Waveguide
Number
Frequency
(GHz)
Return Loss
1
Insertion Loss
2
Repeatability
1,3
Typically Better
Than:
R281A 2.4 mm (female) WR-28 26.5 to 40 ≥24 dB ≤0.3 dB ≥ −50 dB
R281B 2.4 mm (male) WR-28 26.5 to 40 ≥24 dB ≤0.3 dB ≥ −50 dB
Q281A 2.4 mm (female) WR-22 33 to 50 ≥22 dB ≤0.3 dB ≥ −50 dB
Q281B 2.4 mm (male) WR-22 33 to 50 ≥22 dB ≤0.3 dB ≥ −50 dB
U281A 1.85 mm (female) WR-19 40 to 60 ≥22 dB
4
≤0.5 dB ≥ −50 dB
U281B 1.85 mm (male) WR-19 40 to 60 ≥22 dB
4
≤0.5 dB ≥ −50 dB
V281A 1.85 mm (female) WR-15 50 to 67
67 to 70
≥20 dB
≥20 dB (typical)
≤0.5 dB
≤0.5 dB
≥ −50 dB
≥ −50 dB
V281B 1.85 mm (male) WR-15 50 to 67
67 to 70
≥20 dB
≥20 dB (typical)
≤0.5 dB
≤0.5 dB
≥ −50 dB
≥ −50 dB
1. At the coaxial port only.
2. Typical maximum insertion loss for single adapter.
3. Repeatability = 20 Log
|∆Γ| where |∆Γ| =|Γm
1
–Γm
2
|. This is the difference between two measurements Γm
1
, and Γm
2
before and after one
disconnect/connect cycle. Repeatability depend upon proper torque and pin-depth.
4. Typical for single adapter. Mated pair return loss warranted to ≥18 dB.