Belarus standards PDF
Instruments and software used for measurement in high-voltage and high-current tests - Requirements for hardware for tests with alternating and direct voltages and currents. Original standard UNE-EN IEC 61083-3-2021 in PDF full version. Additional info + preview on request
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Programmable controllers - Programming languages. Original standard UNE-EN IEC 61131-3-2025 in PDF full version. Additional info + preview on request
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Radio-frequency connectors - Part 1-4- Electrical test methods - Voltage standing wave ratio, return loss and reflection coefficient. Original standard UNE-EN IEC 61169-1-4-2021 in PDF full version. Additional info + preview on request
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Radio- frequency connectors - Sectional specification for RF coaxial connectors with inner diameter of outer conductor 3 mm (0,12 in) with snap-on coupling. Characteristic impedance 50 Ω (Type SMB). Original standard UNE-EN IEC 61169-10-2024 in PDF full version. Additional info + preview on request
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Radio-frequency connectors - Sectional specification for series HD-BNC radio-frequency coaxial connectors. Characteristic Impedance 75 Ω. Original standard UNE-EN IEC 61169-70-2024 in PDF full version. Additional info + preview on request
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Circuit boards and circuit board assemblies. Design and use - Land pattern design. Generic requirements for land pattern on circuit boards. Original standard UNE-EN IEC 61188-6-1-2021 in PDF full version. Additional info + preview on request
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