Multi-Coax Connectors & Cable Assemblies | 50Ω RF Solutions up to 110 GHz | Vinstronics
Microwave & mmWave Test Systems

Multi-Coax Connectors & Cable Assemblies
High-Density 50Ω RF Solutions up to 110 GHz

Vinstronics delivers precision 50Ω multi-coax systems for high-speed digital ASIC validation platforms, 224G SerDes testing, and semiconductor ATE environments.

DC – 110 GHzFreq Range
≤ ±2ps SkewPhase Matching
50 Ω ±1 ΩTDR Impedance
16 ChannelsMax Density

What Are Multi-Coax RF Interconnect Systems?

A multi-coax connector integrates multiple precision 50Ω coaxial signal paths into a single compact interface block. This high-density architecture is critical for synchronized multi-channel RF transmission with superior impedance control and minimized crosstalk, essential for microwave test systems and mmWave research.

Our high-density multi-channel RF connector systems provide exceptional signal integrity in semiconductor validation environments where space constraints and signal interference are key engineering challenges.

Explore Product Families

Multi-coax board connectors
Board-Level Receptacles

Multi-Coax PCB Connectors

High-density solderless SMPS & SMPM receptacles optimized for evaluation boards. Precision 2.54mm / 4.0mm pitch configurations.

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Multi-coax cable assembly
Instrument & Test Links

Multi-Coax Cable Assemblies

Precision phase-matched cable assemblies for microwave measurement and validation. factory-trimmed to ≤ ±2ps absolute skew.

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Signal Integrity Engineering

Density vs. IsolationAdvanced shielding eliminates channel-to-channel crosstalk in high-density ganged 16-port blocks.
Skew Impact on 224GAbsolute pair-to-pair phase tracking (≤ ±2ps) preserves critical timing margins in ASIC validation.
TDR Methodology100% TDR profiling ensures 50Ω continuity directly from the DUT interface to high-bandwidth instruments.

Ecosystem Capability Matrix

ParameterSpecification
Frequency RangeDC to 110 GHz
Absolute Skew≤ ±2ps (Custom Available)
Impedance Control50 Ω ± 1 Ω (VNA Verified)
Channel Density4 / 8 / 16 Multi-Port Blocks

Require Full S-Parameter Data?

Full validation reports provided with every shipment.

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High-Value Application Environments

ATE Semiconductor Test & Validation

  • • Automated Test Equipment load boards
  • • High-speed SerDes ASIC validation
  • • 224G PAM4 device characterization

mmW Microwave & mmWave Research

  • • 5G/6G & mmWave signal routing systems
  • • Aerospace radar and satellite electronics
  • • Quantum measurement & cryogenic platforms

Multi-Coax Design Considerations at 110 GHz

Skew Impact on PAM4

How absolute phase tracking preserves eye margins in high-speed digital ASIC validation.

Launch Repeatability

Optimizing board-level Coplanar Waveguide (CPW) transitions for stable 110 GHz launch.

Isolation Physics

Managing ganged channel spacing to minimize measurement uncertainty in dense ATE environments.

TDR Compliance

Guaranteeing 50Ω continuity directly from the DUT interface utilizing time-domain profiling.

Manufacturing & Calibration Environment

Keysight / Rohde & Schwarz Compatible Full 2-Port VNA Characterization

Vinstronics assemblies are produced in controlled RF manufacturing environments. Each multi-coax link undergoes rigorous VNA S-parameter validation and TDR impedance profiling to ensure repeatable measurement accuracy.

Full validation reports and 3D HFSS models are shared exclusively during technical consultation.

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