Precision current-monitoring transformer or clamp-on current probe used for pulsed and AC measurements. Product distributed by Reliant EMC. Pearson Electronics Model 8122 is designed for professional EMC testing workflows, delivering reliable performance for emissions and immunity evaluations. Typical applications include pre-compliance, debug, and certification support across automotive, aerospace, medical, and industrial sectors. Engineered for accuracy and repeatability, it integrates smoothly with lab automation and common EMC standards. Keywords: EMC testing, EMI/EMS compliance, RF immunity, radiated & conducted emissions, IEC/EN 61000, CISPR.