Claude Skills by ashfordeOU

Audit one radiated magnetic susceptibility run under ECSS-E-ST-20-07C clause 5.4.10.4: confirm the mandatory steps were all carried out and in their proper order, compare the instrument soak against the required warm-up, judge the system verification read-back error against its decibel tolerance, size the tuned point count from the proportional frequency step, derive the dwell floor at the bottom of the band and the sweep time the run occupies, then take the threshold search down to the level...

Evaluate whether a radiated magnetic susceptibility test plan serves the aim of ECSS-E-ST-20-07C clause 5.4.10.1. Use when the task is judging a plan against the purpose rather than a limit: confirming a current-carrying loop stands at the declared standoff from the unit face, that the swept band spans the low-frequency magnetic region, that a required field strength and something watching the unit are both on record, and quantifying the swept share of the aim band across decades together wit...

Evaluate the reporting pack a radiated magnetic susceptibility run must leave behind under ECSS-E-ST-20-07C clause 5.4.10.5. Use when a test record is assembled or reviewed: confirm the exposure-level table, the setup diagram and the loop verification record are all carried, recompute the axial flux density the radiating loop produces from its current, turns, radius and separation, compare that prediction against the verification reading, grade every recorded frequency by the margin between t...

Verify the bench arrangement a radiated magnetic susceptibility run is exposed on under ECSS-E-ST-20-07C clause 5.4.10.3: grade the loop standoff at every exposure surface against its window, cap the scan-grid spacing at the loop diameter so no lane of the surface goes unswept, confirm each position receives all three orthogonal loop presentations, derive the exposure count the arrangement implies, and prove the system verification sense loop reads back a voltage the monitor can resolve, sepa...

Use when assess the instrument set an ECSS-E-ST-20-07C clause 5.4.3.2 radio-frequency conducted-emission run depends on: confirm a measurement-receiver, a current-probe, a signal-generator, a data-recorder and an oscilloscope are each declared once, intersect their usable frequency spans, compare that intersection with the method band, name the item that bounds it, apply the probe transfer-impedance and cable loss to turn a receiver reading into a lead current, size the generator against the ...

Execute and audit one radio-frequency conducted-emission run under ECSS-E-ST-20-07C clause 5.4.3.4: confirm every mandatory phase ran and in the clause order, compare the instrument soak against the required warm-up, carry the injected calibration current through the current-probe transfer impedance to the level the receiver should read back, grade the chain error and the pre-to-post drift against their decibel tolerances, confirm the capture segments tile the method band without a gap, deriv...

Use when verify that the radio-frequency conducted-emission aim of ECSS-E-ST-20-07C clause 5.4.3.1 is actually demonstrated: confirm the power-input lead and its matching power-return lead are both swept, confirm each sweep reaches both edges of the declared method band, compute the margin between every recorded level and the applicable conducted-emission limit, categorize each frequency as within-limit, at-limit or an exceedance, reduce every lead to its worst-case frequency, name the govern...

Use when derive the bench arrangement for an ECSS-E-ST-20-07C clause 5.4.3.3 conducted-emission run from the general equipment configuration: apply each declared method delta to the baseline geometry, refuse an unknown delta or one that collapses an allowed band, compare the realized lead length, lead height above the ground-plane, probe-to-connector distance, harness separation and bond resistance against their bands, categorize every parameter as conforming, a declared deviation or nonconfo...

Use when verify that no stage of an ECSS-E-ST-20-07C clause 5.2.5.3 emission or susceptibility measurement-chain is driven into overload: propagate the transducer-referred signal level through every measurement-chain stage, compare each stage input against its declared compression-point and damage-threshold, size the extra input-attenuation needed to restore linear operation without losing measurement-headroom against the emission-limit, and confirm the attenuation-insertion linearity check r...

Use when verify that the protective-earth provision presented on an electromagnetic-compatibility bench mirrors the installation practice of the flight build under ECSS-E-ST-20-07C clause 5.2.6.4: categorize the safety-ground provision as protective-earth-terminal, protective-earth-pin, mounting-base-bond or unbonded, confirm the bench provision matches the flight one down to terminal count and earth-pin designation, size the protective-earth conductor adiabatically against prospective fault-...

Use when size an EMC shielded-enclosure against ECSS-E-ST-20-07C clause 5.2.2.2: strip the absorber-lined thickness off each internal dimension to obtain the usable envelope, place the unit-under-test on its ground-plane bench with the declared edge-clearance, add the measurement-antenna standoff, the antenna-body depth and the antenna-to-absorber-tip clearance along the measurement axis, then verify the enclosure clears the required length, width and height with positive margin while the qui...

Verify the steady magnetic emission of a spacecraft against its vehicle limit under ECSS-E-ST-20-07C clause 5.3.6, where analysis and test together carry the verification. Use when a unit dipole budget has to be reconciled with a measured system residual moment: vector-sum the contributor moments so that cancelling axes really cancel, root-sum-square their independent uncertainties, expand by the declared coverage factor, expand the measured moment by its own measurement uncertainty, project ...

Derive the discrete operating frequencies at which a spread-spectrum transmitter is exercised under ECSS-E-ST-20-07C clause 5.2.7.3: validate the declared spreading mode, chip rate, hop set and tuning band, compute the bandwidth one emission event occupies, place low, mid and high tune points half a bandwidth inside the band edges, pick representative hop channels, and size the receiver dwell against the hop revisit period so no channel goes unseen. Use when an EMC test plan must state where ...

Assess the static-charging control provisions of a vehicle. Use when ECSS-E-ST-20-07C clause 5.3.5 calls for examination of the materials, bonding straps and blankets fitted for potential equalization: place each surface material in its conductive, dissipative or insulating resistivity band, refuse an insulating exposed surface, derive each bonding strap DC resistance from its geometry and compare it with the ceiling of its bonding category, compute the charge relaxation time from volume resi...

Audit an EMC susceptibility report against its agreed pass criteria. Use when susceptibility results are written up under ECSS-E-ST-20-07C clause 5.2.10.4: confirm every presented result restates the criterion it was graded against, confirm each criterion carries a customer agreement reference, evaluate each observed value against its own limit and direction, raise a result citing no criterion and a criterion no result covers, and require the report fields a reader needs to reproduce the verd...

Determine whether a susceptibility test steps across its whole declared frequency range, as ECSS-E-ST-20-07C clause 5.2.10.1 requires. Use when a radiated or conducted susceptibility scan is planned or graded: reject a continuously swept scan where stepped scanning is required, check the first and last steps reach the range ends, size every increment against the permitted fraction of its own lower frequency so no sub-band is left unstimulated, verify each dwell holds long enough for the unit ...

Verify that the unit-under-test stays watched for degradation or malfunction throughout every susceptibility exposure under ECSS-E-ST-20-07C clause 5.2.7.4: validate each monitored parameter against its acceptance limits, confirm the monitor resolves a drift inside that band and samples faster than the shortest upset the campaign undertakes to detect, merge the declared monitoring windows and report any interval of the exposure left unwatched, then group every run and return the campaign verd...

Verify the injected-signal modulation of an EMC susceptibility run. Use when a susceptibility schedule declares a modulation, pulse rate and duty cycle per injection frequency under ECSS-E-ST-20-07C clause 5.2.10.2: confirm continuous-wave injection below the hundred-kilohertz band edge and default pulse modulation at and above it, grade the declared pulse rate and duty cycle against the default, convert an averaged reading into the peak level the unit actually sees, and separate an agreed an...

Determine the susceptibility threshold of a unit under test. Use when a disturbance appears during an EMC susceptibility run under ECSS-E-ST-20-07C clause 5.2.10.3: validate the descending injected-level search, locate the level at which the indication ceases, carry the bracket between the last disturbed and first undisturbed step as the resolution of the result, reject a search whose disturbance returns further down, compare every recorded threshold with the required immunity level, confirm ...

Use when verify that the system-grounding-diagram demanded by ECSS-E-ST-20-07C clause 4.2.10.2 really describes the flight-segment and the ground-support-equipment as one traceable topology: categorize every unit as single-point-grounded, multipoint-grounded or deliberately-isolated, trace each unit back to the declared vehicle-ground-reference, compute the lowest-resistance return path and compare it with the path allowance, detect ground-loops closed by redundant structure-bonds inside a si...

Validate a spacecraft grounding architecture against the isolation and continuity measurements taken at assembly under ECSS-E-ST-20-07C clause 5.3.9. Use when a bonding and isolation record has to be reconciled with the diagram it was drawn from: match every measured pair to a declared one, assess each bond against its category limit, refuse a milliohm reading taken with a two-wire instrument, separate a degraded isolation from a pair that measured as a short, confirm the isolation test volta...

Build and audit the system-level radiofrequency compatibility test required by ECSS-E-ST-20-07C clause 5.3.8, whose scope stops short of passive intermodulation products. Use when onboard emitters and receivers have to be shown compatible while running together: enumerate every fundamental, harmonic and spurious line, set the passive intermodulation products aside by name and reason, couple each remaining product through the declared antenna gains and pair isolation, decide passband or out-of...

Verify that every unit and subsystem has cleared functional acceptance before system-level electromagnetic compatibility work starts, per ECSS-E-ST-20-07C clause 5.3.1. Use when a system EMC campaign is being authorized: validate the unit and subsystem inventory, roll unit acceptance up to the parent subsystem, treat an open major or critical non-conformance as blocking, admit a waiver only when it names an authority and has not aged out, flag acceptance evidence older than its validity windo...

Use when determine which people and which hardware may stay inside a shielded electromagnetic enclosure under ECSS-E-ST-20-07C clause 5.2.5.2: match every rostered occupant against the roles the running mode genuinely needs, withdraw an occupant holding no run-step justification, categorize each declared item as article-under-verification, support-equipment, measurement-instrument, field-probe or stray, check the surviving headcount against the evacuation-route capacity, and sum the standing ...

Use when verify that a harness-sample wired onto an electromagnetic-compatibility bench reproduces the flight harness build practice of ECSS-E-ST-20-07C clause 5.2.6.6.1: compare twist-lay-length and the resulting twists-per-metre against the flight run, categorize the shield-construction as braid, foil, braid-over-foil or unshielded and compare braid-optical-coverage, categorize the shield-termination as circumferential-backshell, pigtail or unterminated, bound the pigtail self-inductance th...

Use when verify that the ground-plane arrangement under a unit on electromagnetic-compatibility test reproduces the known flight-installation arrangement of ECSS-E-ST-20-07C clause 5.2.3.1: categorize the flight mounting-interface as hard-mounted, isolator-mounted or stand-off-mounted, require the test plane to share the conduction family of the flight mounting-panel, check plane area, shortest edge, unit set-back and lateral extension beyond the unit footprint, check the plane-to-facility bo...

Document the photographic evidence set required for every setup, test point and calibration arrangement in an electromagnetic test report under ECSS-E-ST-20-07C clause 5.2.13. Use when the report is being closed: categorize every frame by its subject, confirm each subject holds enough distinct views, check resolution, caption, identification label and scale reference, reject a frame captured outside the validity window of the arrangement it shows, and hold the report while a subject is unphot...

Use when verify that a tested unit is bonded to the test reference-plane only through the bonding provisions built into its own design, as ECSS-E-ST-20-07C clause 5.2.6.2 requires: categorize each bond path as design-provided or test-added, raise every test-added jumper as a setup non-conformance, compute the series strap-and-contact resistance of each design-provided path and the parallel effective bonding-resistance of the set, compare it with the declared bonding-resistance requirement, ch...

Derive the tuning settings at which a tuneable or channelized unit must be measured, and assess a proposed plan against ECSS-E-ST-20-07C clause 5.2.7.2: build an evenly spread set of settings that reaches both band edges, resolve real channel centres for a channelized range, then grade a proposed plan on point count, reach to each band edge and the widest untested gap, and hold the run while any band is under-covered. Use when equipment tunes across a band, hops channels or offers selectable ...

Use when validate the structural vehicle-ground-reference-point that ECSS-E-ST-20-07C clause 4.2.11.2 makes the baseline for every bonding-resistance measurement: confirm exactly one reference is designated, that it sits on primary-structure behind a conductive surface-finish and stays reachable with the harness installed, then check each bonding-measurement that cites it - the four-terminal-kelvin method where the allowance is in the low-milliohm range, a lead-offset substantiated by the con...

Audit the two-stage wiring and shielding verification of a spacecraft harness under ECSS-E-ST-20-07C clause 5.3.11. Use when the task is confirming that every run was both design-reviewed on paper and physically inspected on the build, that the as-built wire category agrees with the documented one, that the shield termination matches what the category needs, that a pigtail stub stays inside its length limit, and that the inspected share of each category clears its sampling floor, with a full-...

Use when a single junction cell has to be evaluated for interface activity. Determine whether a single junction gallium arsenide on germanium solar cell carries an active interface layer under ECSS-E-ST-20-08C clause 7.5.18: read the open-circuit voltage sitting above the single junction reference, the share of spectral response beyond the gallium arsenide absorption edge, and the current left under a long-pass filter, hold each against its own pair of thresholds so a reading between them dec...

Use when an angular sweep is being planned, or an as-run one has to be judged against the step rule. Design the incidence-angle sweep a photovoltaic assembly angular performance measurement runs under ECSS-E-ST-20-08C clause 6.4.3.19.2: build the angle schedule, hold a coarse step up to sixty degrees and a further-refined step beyond it where the response leaves the cosine fastest, size the widest gap each region actually leaves, bound the straight-line error a gap admits between measured poi...

Use when a slewing or sun-offset mission needs array power at an incidence angle nobody has measured. Determine what an angular performance test on a photovoltaic assembly must deliver under ECSS-E-ST-20-08C clause 6.4.3.19.1: project the normal-incidence output onto the sun incidence angle an off-pointing mission actually flies, separate the free cosine term from the angular response factor coverglass reflection erodes, derive the worst-case off-pointing power and its margin, and hold the pl...

Use when a string capacitance figure is about to be quoted from a method nobody established as accepted. Determine which single accepted method, frequency domain or time domain, a photovoltaic string capacitance measurement runs under per ECSS-E-ST-20-08C clause 5.5.3.5.2, and show the nominated one holds: size the reactance at the test frequency against the instrument band, derive the dissipation factor the string leakage produces, compute the decay constant a discharge resistor sets and the...

Use when scoping or reviewing a solar-array string capacitance characterisation. Determine what a capacitance measurement on the strings of a photovoltaic assembly must deliver to characterise the dynamic electrical behaviour ECSS-E-ST-20-08C clause 5.5.3.5.1 is concerned with: combine the per-cell capacitance through the series string and the parallel strings into one assembly value, derive the displacement current, stored charge and switching time constant it drives, then check the planned ...

Use when bonded attachments have been examined and each needs a disposition. Assess bonded attachments on a photovoltaic assembly for full cure and for any adhesive tackiness left, under ECSS-E-ST-20-08C clause 5.5.3.2.16: reduce each recorded thermal profile to equivalent minutes at the adhesive's reference temperature, crediting nothing to time below the temperature at which it advances, take the ratio against the reference dwell, let a tack observation override a profile that says cured, f...

Use when measured bare-cell currents have to become an acceptance verdict. Assess whether each measured bare cell reaches the current thresholds its source control drawing fixes under ECSS-E-ST-20-08C clause 7.3.2.2.3: refuse a threshold set carrying no drawing reference, judge every cell against both the short-circuit and the on-load minimum with a tie admissible, report each margin and name every shortfall rather than the first, take the rejected share of the lot against the declared allowa...

Use when an acceptance data package is about to be released with a cell lot. Audit the acceptance data package a bare solar cell lot is delivered against, the record set ECSS-E-ST-20-08C clause 7.3.3 sends acceptance results into: name the acceptance activity nobody wrote up, test each record for the fields that make it re-readable, refuse a record reporting on cells outside the delivered lot, find the delivered cell no activity reached, hold anything still sitting in draft at delivery, and r...

Use when a bare cell acceptance matrix, lot traveller set or sampling plan has to be reviewed. Assess whether the bare solar cell acceptance activity set of clause 7.3.1 of ECSS-E-ST-20-08C reaches both populations it owes: the cells being delivered and the cells the qualification campaign consumes. Separate the activities every cell carries from the ones drawn on a sample, grade each sampled activity on the fraction of its population actually reached, keep absence, non-execution and failure ...

Use when a bare-cell acceptance run has to be made under a stated illumination. Perform the bare-cell current recording of ECSS-E-ST-20-08C clause 7.3.2.2.2 so the two numbers survive the bench: read the irradiance and cell temperature the run sat at, check both against the standard illumination bands, confirm the load was held at the test voltage the drawing states, correct each short-circuit and on-load current back to reference irradiance and reference temperature, convert to current densi...

Use when scoping or reviewing a bare-cell acceptance measurement. Determine what the bare-cell electrical measurement of ECSS-E-ST-20-08C clause 7.3.2.2.1 has to deliver before the bench is switched on: map each declared acceptance decision onto the parameter that feeds it, derive the operating-point power and the fill-factor proxy from the short-circuit and on-load currents, combine the irradiance, temperature, area and instrument uncertainties in quadrature, then judge whether the result is...

Use when a coated bare cell has been inspected and each coating defect needs a disposition. Assess the antireflective coating of a bare solar cell against clause 7.5.1.4.2 of ECSS-E-ST-20-08C: compute the coatable face left once the contact footprint is taken out, disposition each uncoated patch, coating void and spatter spot on its own limit and on where it sits, total the missing coating against the area ceiling and convert the same share into the reflectance penalty it costs, bound spatter...

Use when a bare cell front metallization survey needs a disposition a scrap decision can rest on. Verify that the front bus bars and grid lines of a bare solar cell run through unbroken under ECSS-E-ST-20-08C clause 7.5.1.5.3: separate a full interruption, which the continuity requirement refuses on presence alone, from a narrowing that still conducts, turn each narrowing into the width fraction that survived and the current density the surviving metal now carries, size each break by the shar...

Use when a bare cell edge and face inspection needs a per-defect disposition. Evaluate chips and surface nicks on a bare solar cell against clause 7.5.1.4.1 of ECSS-E-ST-20-08C: place each chip on the outline to decide whether it takes a corner or sits along an edge, derive the reach it has left from the declared inactive border rather than from a typed-in absolute, bound its run against the edge it sits on, grade each face nick on depth against the wafer thickness and on clearance from the c...

Use when a bare-cell mark list has to become a contact area verdict. Evaluate the general condition of the contact areas of a bare solar cell under ECSS-E-ST-20-08C clause 7.5.1.5.1, which wants them clear of digs, scratches and probe marks where the metallisation is absent: place every mark against the contact geometry so an inside, straddling or outside call is made before any disposition, count only the straddling part that overlaps, reject a mark that bares the semiconductor, send metal t...

Use when a bare-cell visual record has to become an acceptance verdict. Assess whether a bare solar cell may be accepted under ECSS-E-ST-20-08C clause 7.5.1.4.3, which admits no crack and no fingerprint: derive the crack detection floor from the working distance and any magnification, withhold an acceptance the illuminance cannot support, reject a confirmed crack at any length, send an indication recorded below the floor back for its provenance, clean a removable print but reject one on a con...

Use when a package is offered before release: resolve the families each tier owes, take the governing issue of every record, hold anything still in draft, reconcile the lot files against the declared lots in both directions, and check each lot's measured data table carries a row for every cell that lot delivered. Audit the supplier data package a bare solar cell delivery travels with under ECSS-E-ST-20-08C clause 7.7, where one qualification tier and one data file per delivered lot are graded...

Use when a bare-cell delivery batch is presented and the build and inspection records have to carry it. Audit a bare solar cell delivery sub-lot by sub-lot against the process identification document clause 7.1.2 of ECSS-E-ST-20-08C requires, confirming the cells were processed and inspected under it: resolve whether the cited document is approved and at the issue built to, refuse a build carrying a step the document never declares, separate a per-cell screen from a sampled inspection, bracke...

Use when a shipment is offered: hold every cell drawn from a lot whose data package is not released, disposition each cell as shippable, shippable on an accepted concession or held, fill each ordered grade line from that grade before any upgrade the order permits, reconcile every line short and over, and apply the declared partial-delivery floor. Evaluate whether a dispatch of ordered bare solar cells may leave under ECSS-E-ST-20-08C clause 7.8, where the hardware and its matching documentati...