Tube Wave Coupler Calibration Fixture

TWCF 55

The TWCF 55 Tube Wave Coupler Calibration Fixture is designed for insertion loss measurement and calibration of tube wave couplers specified in ISO 11452-4.

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Introduction

The TWCF 55 Tube Wave Coupler Calibration Fixture is designed for insertion loss measurement and calibration of tube wave couplers specified in ISO 11452-4. Featuring an open waveguide structure, it provides a wide frequency range and low VSWR at high frequencies.

VSWR Curve

VSWR Curve.png

TWC System Setup:

TWC System Setup.jpg

① RF Signal Generator

② Power Amplifier

③ Power Meter

④ Power Probe

⑤ Directional Coupler

⑥ Coaxial Load TF80

⑦ Tube Wave Coupler Calibration Fixture TWCF 55

⑧ Tube Wave Coupler TWC 4013

⑨ Attenuatorat150-6db-6G-NM-NF-B

Features

> Wide frequency range from 400 MHz to 3 GHz with stable performance

> Ultra-wideband impedance matching design with low VSWR at high frequencies

> Open-close structure for easy and fast operation

Standards

ISO Standards

ISO 11452-4

GB/GB-T Standards

GB/T 33014.4

Application Areas

Automotive Electronics

Specification

Technical Parameters

Frequency	400 MHz ~ 3 GHz
VSWR	≤18
Inner conductor diameter	3 mm
Inner Structure Length	150 mm
Inner Structure Height	55 mm
Interface Type	SMA
Operating Temperature	0℃ ~ 65℃
Weight	Approx. 2 kg

Accessories

Optional Accessories

1	Tube Wave Coupler	Model: TWC 4013 Frequency: 400 MHz ~ 3 GHz Insertion loss: ≤20 dB
2	Coaxial Attenuator	Mode: AT150-6dB-6G-NM-NF-B Attenuation: 6 dB Power: 150 W

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