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Engineering conditions

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For “RF package transitions and insertion loss”, add details that may change the assessment order and check the basis and limits of each candidate.

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Engineering conditions

Use 5 key conditions to see how the assessment order changes.

First confirm a single passive RF path, its ports/frequency band and a usable fixture model. Then compare actual transitions and material stacks. Port extension does not substitute for loss/mismatch removal; S21 alone cannot localize a material root cause or adjacent-line crosstalk. Unknowns remain unconfirmed. “Ready for assessment” means only that the method inputs are complete; it does not mean a diagnosis or qualification has been established.

Confirmed: 0 / 5 conditions0 paths ready for initial assessment

Path and measurements

Geometry and paired data

All path assessments

Live assessment

Current assessment order

Paths ready for initial assessment appear first
01
Ports and fixture models

First obtain the comparable inputs missing for this method; evaluate other methods separately.

Unconfirmed: Have the single passive coupon/package RF path, transitions and ports on both sides been identified?; Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?; Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?
Conditions unconfirmed
02
Actual transition-model preparation

First obtain the comparable inputs missing for this method; evaluate other methods separately.

Unconfirmed: Have the single passive coupon/package RF path, transitions and ports on both sides been identified?; Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?
Conditions unconfirmed
03
Paired-spectrum and measurement preparation

First obtain the comparable inputs missing for this method; evaluate other methods separately.

Unconfirmed: Have the single passive coupon/package RF path, transitions and ports on both sides been identified?; Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?; Are paired data available for repeated S21/S11 measurements, known-good paths and controlled changes over the same frequency band?
Conditions unconfirmed

candidate solutions

Assessment with your current conditions

Assessment order does not indicate endorsement or performance
Check VNA fixturing and port processingKeysightFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
Review of ports and fixture modelsBLNKK engineering research summaryFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
Preparation for transition or spectral methodsBLNKK engineering research summaryFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
Joint preparation for transition and spectral comparisonsBLNKK engineering research summaryFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
HFSS 3D electromagnetic analysis of package transitionsAnsys, part of SynopsysFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
RESIFA H-series low-dielectric silica fillersAGCFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
TITAN RF probes and calibrated port contactMPI CorporationFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
R&S ZNA multiport RF transmission comparisonRohde & SchwarzFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
Kyocera high-frequency coaxial-feedthrough packagesKyoceraFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
AGC RF/digital copper-clad laminatesAGCFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
DNP high-frequency copper-foil micro-etch processingDai Nippon Printing Co., Ltd.First obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed
RO3000 RF circuit laminatesRogers CorporationFirst obtain the comparable inputs missing for this method; evaluate other methods separately.
Conditions unconfirmed

The order changes only with conditions you confirm. Public information cannot establish suitability for your actual samples.

New test result? Update your assessment

After one round of comparisons, choose the next step based on actual observations.

Results only change the order of the next investigation; they do not modify condition answers, prove a root cause, or qualify a solution.

BLNKK editorial notes

Current assessment and next steps

Based on reported conditions and public sources. Ready to assess does not establish sample applicability or root cause. Order does not identify the best solution.

Known conditions · 0

    Key unknowns · 5

    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?A single S21 cannot substitute for active PHY margins, adjacent multiport crosstalk or EMI across structures. Actual path and transition locations are required.
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?An S21 filename does not establish correct ports and references. Different calibrations or frequency bands cannot be compared directly; retain port direction.
    • Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?Removing only delay, borrowing S2P data or extrapolating does not establish removal of loss/mismatch. Mathematical removal cannot recover information missing from the original measurement.
    • Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?Material names or CAD schematics are insufficient. Model materials and geometry need sample-specific support; frequency-dependent loss alone cannot identify a dielectric or transition defect.
    • Are paired data available for repeated S21/S11 measurements, known-good paths and controlled changes over the same frequency band?A single insertion-loss point or comparisons across different lengths/terminations cannot distinguish transition effects from path effects. Retain calibration, power and sampling limitations.

    Paths to assess

    More conditions needed

    Ports and fixture models

    First obtain the comparable inputs missing for this method; evaluate other methods separately.

    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?
    • Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?
    Conditions that change this path
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?Supports assessment: Passive RF path and transitions identified · Unsuitable for now: Only PHY/overall system failure or adjacent-line coupling
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?Supports assessment: Ports, planes and calibrated frequency band are traceable · Unsuitable for now: Only an S-parameter file; calibration and ports unknown
    • Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?Supports assessment: Actual fixture model and valid range are available · Unsuitable for now: Only port extension or a borrowed model
    More conditions needed

    Actual transition-model preparation

    First obtain the comparable inputs missing for this method; evaluate other methods separately.

    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?
    Conditions that change this path
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?Supports assessment: Passive RF path and transitions identified · Unsuitable for now: Only PHY/overall system failure or adjacent-line coupling
    • Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?Supports assessment: Actual transition and stack data are traceable · Unsuitable for now: Only nominal materials or a transition schematic

    What to do next

    No result provided. Clarify key conditions before arranging an assessment.

    1. Have the single passive coupon/package RF path, transitions and ports on both sides been identified?

    What to prepare

    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified? Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced? Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified? Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced? Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced? Are paired data available for repeated S21/S11 measurements, known-good paths and controlled changes over the same frequency band?

    Questions to discuss

    • How can port order, calibration planes and frequency bands be traced for a single path?
    • Can the actual fixture model remove loss/mismatch, and which frequency bands or measurement-quality conditions are unusable?

    Public references

    Keysight · Fixturing / Fixture Simulator ↗This applies only within the usable model and measurement quality. Documentation examples do not establish general loss thresholds; extrapolation or mathematical removal cannot restore missing measurement information.

    Keysight · Overview of Fixture Simulator ↗The E5063A documentation’s processing definitions do not guarantee the functions of every instrument. Confirm the actual configuration and model; moving a reference plane does not establish removal of this fixture’s loss.

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    View candidates, full sources and limits

    Related solutions

    12 candidate solutions

    Grouped by purpose. The order does not indicate endorsement, performance or sample suitability.
    Selected: 0 / 3 solutionsAdd any solution below to compare. You can compare up to 3 at a time.
    Select at least 2 solutions
    01
    Check VNA fixturing and port processingCandidate based on public material / tool capabilitiesPublic information compiled by BLNKK · Participation and sample applicability to be confirmed

    Check VNA fixturing and port processing

    Keysight

    The official manual lists fixture simulation, network de-embedding, port-direction and reference-impedance processing. First ask whether this model and measurement band are supported by the actual configuration.

    Basis: Keysight:Fixturing / Fixture Simulator;Keysight:Overview of Fixture Simulator
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueCatalogue entry pending

    The reviewed public information describes a workflow. It has not been linked to a specific product in the BLNKK solution catalogue.

    Sample or process prerequisites
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?
    • Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?
    Exclusions
    • The supplier still needs to confirm the product / tool for this sample configuration
    • The associated method lacks usable measurement or model inputs
    View related Q&A
    02
    Review of ports and fixture modelsPublicly documented methods / capabilitiesPublic information compiled by BLNKK · Participation and sample applicability to be confirmed

    Review of ports and fixture models

    BLNKK engineering research summary

    Review measurement ports/calibration and the actual fixture model. Do not interpret DUT loss before these are confirmed.

    Basis: Keysight:Fixturing / Fixture Simulator;Keysight:Overview of Fixture Simulator
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueCatalogue entry pending

    The reviewed public information describes a workflow. It has not been linked to a specific product in the BLNKK solution catalogue.

    Sample or process prerequisites
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?
    • Have the fixture’s actual electrical characteristics, port directions and usable frequency band been characterized, with de-embedding limitations available for review?
    Exclusions
    • Location / stage not yet identified
    • Measurement or comparison inputs are known to be unusable
    View related Q&A
    03
    Preparation for transition or spectral methodsPublicly documented methods / capabilitiesPublic information compiled by BLNKK · Participation and sample applicability to be confirmed

    Preparation for transition or spectral methods

    BLNKK engineering research summary

    Actual transition models and paired-spectrum measurements can be prepared independently. When one has complete inputs, begin its method design first.

    Basis: Keysight:Fixturing / Fixture Simulator;Keysight:Overview of Fixture Simulator;Ansys / Synopsys:Ansys HFSS — 3D High Frequency Simulation Software
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueCatalogue entry pending

    The reviewed public information describes a workflow. It has not been linked to a specific product in the BLNKK solution catalogue.

    Sample or process prerequisites
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?
    • Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?
    • Are paired data available for repeated S21/S11 measurements, known-good paths and controlled changes over the same frequency band?
    Exclusions
    • Inputs for both methods are known to be unusable
    View related Q&A
    04
    Joint preparation for transition and spectral comparisonsPublicly documented methods / capabilitiesPublic information compiled by BLNKK · Participation and sample applicability to be confirmed

    Joint preparation for transition and spectral comparisons

    BLNKK engineering research summary

    Arrange comparisons under shared conditions once both preparation methods are complete. Result interpretation still requires actual observations and measurement baselines.

    Basis: Keysight:Fixturing / Fixture Simulator;Keysight:Overview of Fixture Simulator;Ansys / Synopsys:Ansys HFSS — 3D High Frequency Simulation Software
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueCatalogue entry pending

    The reviewed public information describes a workflow. It has not been linked to a specific product in the BLNKK solution catalogue.

    Sample or process prerequisites
    • Have the single passive coupon/package RF path, transitions and ports on both sides been identified?
    • Can reference impedance, port order, calibration planes, frequency band and measurement uncertainty be traced?
    • Can actual transition dimensions, material stacks, conductor/dielectric data and return-path geometry be traced?
    • Are paired data available for repeated S21/S11 measurements, known-good paths and controlled changes over the same frequency band?
    Exclusions
    • Inputs for at least one method are known to be unusable
    • Using result options alone to fill in measurements or controls
    View related Q&A
    05
    Direct candidatePublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    HFSS 3D electromagnetic analysis of package transitions

    Ansys, part of Synopsys

    Compare package-transition loss and crosstalk using geometry, materials and measurement ports together in a 3D EM model.

    Basis: The product page names IC-package, S-parameter and interconnect analysis. It does not validate a particular user model against hardware.
    Check prerequisites, exclusions and catalogue relationships
    Sample or process prerequisites
    • For package traces, vias, interposers and RF transitions with usable geometry, frequency-dependent materials and defined ports; verify version/licensing.
    Exclusions
    • Scope and limitations HFSS alone does not cover every thermal/mechanical reliability analysis. Check ports, reference planes and model assumptions; S-parameters do not automatically remove measurement-fixture effects. What to prepare BLNKK suggests preparing dimensions, frequency-dependent materials, frequency range and ports, with same-reference-plane measurements and convergence/loss-sensitivity checks. Confirm with the supplier Confirm solvers, version, modules, imports and circuit links; agree on ports, de-embedding and correlation. For thermal/structural work, confirm separate tools and coupling.
    View related Q&A
    06
    Supporting analysis or measurementPublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    RESIFA H-series low-dielectric silica fillers

    AGC

    Evaluate dielectric filler choices for RF formulations at the intended frequencies and processing conditions.

    Basis: The product page describes low-Dk/Df applications qualitatively without grade-specific values or measurement frequencies.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSupporting inspection method
    AGCRESIFA H-series low-dielectric silica fillersOpen solution details →
    Sample or process prerequisites
    • AGC lists copper-clad laminates, PCBs, films, potting and RF devices; resin compatibility and dispersion need review.
    Exclusions
    • Scope and limitations Filler properties do not establish cured-composite or finished-substrate performance, or guarantee insertion loss. Results depend on frequency, conditioning and specimen preparation. What to prepare BLNKK suggests preparing resin and filler proportions, dispersion method, target frequencies, Dk/Df measurement methods, and moisture and processing targets. Confirm with the supplier Confirm grades, particle size and surface treatment, formulation guidance, and dielectric and reliability data with stated test conditions.
    Primary sources behind these assessmentsAGC:RESIFA H-series low-dielectric silica fillers ↗
    View related Q&A
    07
    Supporting analysis or measurementPublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    TITAN RF probes and calibrated port contact

    MPI Corporation

    RF-loss comparisons need repeatable port contact and a consistent calibration reference plane.

    Basis: MPI documents tip structures and AC-series substrates matched to probe configuration/pitch.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSupporting inspection method
    MPI CorporationTITAN RF probes and calibrated port contactOpen solution details →
    Sample or process prerequisites
    • Accessible RF pads; confirm band, pad material/geometry and single-ended/differential configuration for the selected model.
    Exclusions
    • Scope and limitations Probes do not independently measure S-parameters or reach buried traces. One model's bandwidth is not family-wide; calibration alone does not complete package de-embedding. What to prepare BLNKK suggests preparing bands, port/pad layouts, pitch, pad metal, VNA/cables, calibration methods and reference planes. Confirm with the supplier Confirm model, contact conditions, standards and parameter files; discuss repeat-touchdown checks, calibration verification and package-path de-embedding.
    View related Q&A
    08
    Direct candidatePublicly offered; confirm configuration and scopeBLNKK public-source review · Applicability unconfirmed

    R&S ZNA multiport RF transmission comparison

    Rohde & Schwarz

    RF-loss comparisons need calibrated ports and shared reference planes.

    Basis: Official technical content documents active/passive characterization, options and calibration/verification accessories.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSame catalogued solution
    Rohde & SchwarzR&S ZNA multiport RF transmission comparisonOpen solution details →
    Sample or process prerequisites
    • Two/four-port and frequency configurations differ; packages need accessible ports and validated fixtures/de-embedding.
    Exclusions
    • Scope and limitations Frequency, ports and analysis depend on configuration. Contacts, fixtures and reference planes affect results; S-parameters alone do not locate arbitrary buried defects or prove compliance. What to prepare BLNKK suggests preparing ports/bands, fixture/transition geometry, calibration/de-embedding data, temperature conditions and reference specimens. Confirm with the supplier Confirm model, ports/connectors and analysis options; agree on reference planes, verification standards, uncertainty and fixture-specific loss comparisons.
    View related Q&A
    09
    Direct candidatePublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    Kyocera high-frequency coaxial-feedthrough packages

    Kyocera

    RF insertion-loss assessment needs consistent device-to-package-port transitions.

    Basis: The named coaxial section describes qualitative low-loss transitions and the ceramic/CuMo structure.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSame catalogued solution
    KyoceraKyocera high-frequency coaxial-feedthrough packagesOpen solution details →
    Sample or process prerequisites
    • The stated coaxial scope includes RF/millimeter-wave and MMIC devices; confirm band, launch geometry and thermal constraints.
    Exclusions
    • Scope and limitations Do not transfer surface-mount, waveguide or RF-KLCC configurations. Verify actual loss; this is not an organic-package drop-in replacement or EMC guarantee. What to prepare BLNKK suggests band, impedance, launch/return, device/package/board interfaces, deembedding and enclosure/thermal records. Confirm with the supplier Confirm geometry, materials/connectors, frequency/S-parameter data, reference planes/test methods and design compatibility.
    View related Q&A
    10
    Supporting analysis or measurementPublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    AGC RF/digital copper-clad laminates

    AGC

    RF board-transition loss depends on dielectric properties, conductors and routing geometry, not the material designation alone.

    Basis: The official page lists these material families and uses, rather than measured loss or reliability for this transition.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSupporting inspection method
    AGCAGC RF/digital copper-clad laminatesOpen solution details →
    Sample or process prerequisites
    • For RF/microwave and digital board-material comparisons, with grade, thickness, copper and processing confirmed for the transition.
    Exclusions
    • Scope and limitations Family descriptions are not grade-specific loss or CAF qualifications. Materials cannot directly replace an interposer without interface and process validation. What to prepare BLNKK suggests gathering frequency range, stack/routing geometry, dielectric thickness, copper/roughness, process constraints and calibrated loss baselines. Confirm with the supplier Confirm current grade data, dielectric measurement conditions, copper/thickness options, processing recommendations, regional supply and test-board/transition evaluation.
    Primary sources behind these assessmentsAGC:AGC RF/digital copper-clad laminates ↗
    View related Q&A
    11
    Supporting analysis or measurementPublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    DNP high-frequency copper-foil micro-etch processing

    Dai Nippon Printing Co., Ltd.

    RF transition-loss comparison needs copper surfaces separated from geometry and fixture effects.

    Basis: The official page describes the service and high-frequency adhesion/transmission-loss considerations.
    Check prerequisites, exclusions and catalogue relationships
    Sample or process prerequisites
    • Consider high-frequency board foil processing using supplied or DNP-arranged material; confirm packaging-stack suitability.
    Exclusions
    • Scope and limitations Surface-processing data do not guarantee insertion loss of a complete package path or remove connector, fixture or other stack effects. Feasibility depends on material and use. What to prepare BLNKK suggests preparing foil, thickness/roughness, resin-interface and trace details for comparisons using matched bands, ports and deembedding. Confirm with the supplier Confirm material supply, processing range, roughness/adhesion tradeoffs, measurement conditions and prototype evaluation for the actual stack.
    View related Q&A
    12
    Supporting analysis or measurementPublicly offered; confirm configuration and availabilityBLNKK public-source review · Applicability unconfirmed

    RO3000 RF circuit laminates

    Rogers Corporation

    Compare circuit-board dielectric options for RF interconnect design.

    Basis: The official four-page sheet documents named materials, configurations and test conditions, separating typical from specification values.
    Check prerequisites, exclusions and catalogue relationships
    Relationship to the solution catalogueSupporting inspection method
    Rogers CorporationRO3000 RF circuit laminatesOpen solution details →
    Sample or process prerequisites
    • Consider RF and multilayer boards with grade, thickness, copper and fabrication conditions specified.
    Exclusions
    • Scope and limitations Do not transfer properties between grades or series. Low-loss laminate does not guarantee complete-package insertion loss or compatibility with any RDL process. What to prepare BLNKK suggests preparing frequency, stackup, trace/via geometry, copper and process details for comparisons at matched measurement reference planes. Confirm with the supplier Confirm grade/configuration availability, applicable design dielectric/loss data, fabrication and multilayer conditions, specification values and lot documentation.
    Primary sources behind these assessmentsRogers Corporation:RO3000 RF circuit laminates ↗
    View related Q&A

    Missing evidence and suitability conditions

    • The actual fixture model and calibration uncertainty remain unvalidated. De-embedding processes limited information; it does not establish a physical root cause.
    • No general RF insertion/return-loss acceptance criteria, material rankings, adjacent-channel crosstalk or EMI compliance conclusions are established.
    • Supplier participation, sample validation, and actual professional responses are not yet confirmed; public capabilities do not establish willingness to take on the work.
    • The local method has not been published as a formal solution confirming the same relationship.

    References

    10 manufacturer or institutional sources

    Expand reviewed sources and limitations
    01
    Manufacturer technical informationFixturing / Fixture SimulatorKeysight · Reviewed 2026-10-04

    The manufacturer explains removing fixture effects between the calibration plane and DUT using characterized port networks, with port direction, reference impedance, frequency range and extrapolation documented.

    Limit: This applies only within the usable model and measurement quality. Documentation examples do not establish general loss thresholds; extrapolation or mathematical removal cannot restore missing measurement information.
    02
    Manufacturer technical informationOverview of Fixture SimulatorKeysight · Reviewed 2026-10-04

    The documentation distinguishes electrical-delay processing by port extension from network de-embedding. This port-extension function cannot remove loss or mismatch.

    Limit: The E5063A documentation’s processing definitions do not guarantee the functions of every instrument. Confirm the actual configuration and model; moving a reference plane does not establish removal of this fixture’s loss.
    03
    Manufacturer product informationAnsys HFSS — 3D High Frequency Simulation SoftwareAnsys / Synopsys · Reviewed 2026-10-04

    Current official pages list full-wave electromagnetic analysis of IC packages, interconnects and PCBs, along with SI Circuits workflows for package signal and power integrity.

    Limit: Public solver capabilities do not validate this geometry, materials, ports, mesh or model. Accuracy/signoff claims do not establish sample agreement, crosstalk acceptance or supplier availability.
    04
    Manufacturer product informationRESIFA H-series low-dielectric silica fillersAGC · Reviewed 2026-10-06

    The product page describes low-Dk/Df applications qualitatively without grade-specific values or measurement frequencies.

    Limit: Scope and limitations Filler properties do not establish cured-composite or finished-substrate performance, or guarantee insertion loss. Results depend on frequency, conditioning and specimen preparation. What to prepare BLNKK suggests preparing resin and filler proportions, dispersion method, target frequencies, Dk/Df measurement methods, and moisture and processing targets. Confirm with the supplier Confirm grades, particle size and surface treatment, formulation guidance, and dielectric and reliability data with stated test conditions.
    05
    Manufacturer product informationTITAN RF probes and calibrated port contactMPI Corporation · Reviewed 2026-10-06

    MPI documents tip structures and AC-series substrates matched to probe configuration/pitch.

    Limit: Scope and limitations Probes do not independently measure S-parameters or reach buried traces. One model's bandwidth is not family-wide; calibration alone does not complete package de-embedding. What to prepare BLNKK suggests preparing bands, port/pad layouts, pitch, pad metal, VNA/cables, calibration methods and reference planes. Confirm with the supplier Confirm model, contact conditions, standards and parameter files; discuss repeat-touchdown checks, calibration verification and package-path de-embedding.
    06
    Manufacturer product informationR&S ZNA multiport RF transmission comparisonRohde & Schwarz · Reviewed 2026-10-06

    Official technical content documents active/passive characterization, options and calibration/verification accessories.

    Limit: Scope and limitations Frequency, ports and analysis depend on configuration. Contacts, fixtures and reference planes affect results; S-parameters alone do not locate arbitrary buried defects or prove compliance. What to prepare BLNKK suggests preparing ports/bands, fixture/transition geometry, calibration/de-embedding data, temperature conditions and reference specimens. Confirm with the supplier Confirm model, ports/connectors and analysis options; agree on reference planes, verification standards, uncertainty and fixture-specific loss comparisons.
    07
    Manufacturer product informationKyocera high-frequency coaxial-feedthrough packagesKyocera · Reviewed 2026-10-06

    The named coaxial section describes qualitative low-loss transitions and the ceramic/CuMo structure.

    Limit: Scope and limitations Do not transfer surface-mount, waveguide or RF-KLCC configurations. Verify actual loss; this is not an organic-package drop-in replacement or EMC guarantee. What to prepare BLNKK suggests band, impedance, launch/return, device/package/board interfaces, deembedding and enclosure/thermal records. Confirm with the supplier Confirm geometry, materials/connectors, frequency/S-parameter data, reference planes/test methods and design compatibility.
    08
    Manufacturer product informationAGC RF/digital copper-clad laminatesAGC · Reviewed 2026-10-06

    The official page lists these material families and uses, rather than measured loss or reliability for this transition.

    Limit: Scope and limitations Family descriptions are not grade-specific loss or CAF qualifications. Materials cannot directly replace an interposer without interface and process validation. What to prepare BLNKK suggests gathering frequency range, stack/routing geometry, dielectric thickness, copper/roughness, process constraints and calibrated loss baselines. Confirm with the supplier Confirm current grade data, dielectric measurement conditions, copper/thickness options, processing recommendations, regional supply and test-board/transition evaluation.
    09
    Manufacturer product informationDNP high-frequency copper-foil micro-etch processingDai Nippon Printing Co., Ltd. · Reviewed 2026-10-06

    The official page describes the service and high-frequency adhesion/transmission-loss considerations.

    Limit: Scope and limitations Surface-processing data do not guarantee insertion loss of a complete package path or remove connector, fixture or other stack effects. Feasibility depends on material and use. What to prepare BLNKK suggests preparing foil, thickness/roughness, resin-interface and trace details for comparisons using matched bands, ports and deembedding. Confirm with the supplier Confirm material supply, processing range, roughness/adhesion tradeoffs, measurement conditions and prototype evaluation for the actual stack.
    10
    Manufacturer product informationRO3000 RF circuit laminatesRogers Corporation · Reviewed 2026-10-06

    The official four-page sheet documents named materials, configurations and test conditions, separating typical from specification values.

    Limit: Scope and limitations Do not transfer properties between grades or series. Low-loss laminate does not guarantee complete-package insertion loss or compatibility with any RDL process. What to prepare BLNKK suggests preparing frequency, stackup, trace/via geometry, copper and process details for comparisons at matched measurement reference planes. Confirm with the supplier Confirm grade/configuration availability, applicable design dielectric/loss data, fabrication and multilayer conditions, specification values and lot documentation.

    Before assessment

    Questions to ask before assessment

    Expand assessment checklist
    1. How can port order, calibration planes and frequency bands be traced for a single path?
    2. Can the actual fixture model remove loss/mismatch, and which frequency bands or measurement-quality conditions are unusable?
    3. How can S21/S11 with shared references be used to compare controlled transition or stack changes?
    View related technical Q&A →
    BLNKK editorial notes

    Related technical Q&A

    • How can port order, calibration planes and frequency bands be traced for a single path?
    • Can the actual fixture model remove loss/mismatch, and which frequency bands or measurement-quality conditions are unusable?
    View related technical Q&A →