Agilent Technologies 00281-90055 Manuale Utente

Agilent R/Q/U/V281A,B Operating Note 3

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”.

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

≤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

| =|

Γ

m

1

–

Γ

m

2

|. 

This is the difference between two measurements 

Γ

m

1

, and 

Γ

m

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.