IEC 60151-6:1965 pdf download,Measurements of the electrical properties of electronic tubes and valves. Part 6: Methods of application of mechanical shock (impulse) excitation to electronic tubes and valves. IEC 60151-6:1965 specifies methods for applying mechanical shock, or impulse excitation, to electronic tubes and valves during electrical-property measurements. Its purpose is to provide controlled and repeatable
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IEC 60153-3:1964 pdf download,Hollow metallic waveguides. Part 3: Relevant specifications for flat rectangular waveguides. IEC 60153-3:1964 establishes relevant specifications for flat rectangular hollow metallic waveguides. These waveguides are used to guide electromagnetic energy, particularly at microwave frequencies, through a metallic structure having a rectangular cross-section with one dimension substantially larger than the other. The standard
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IEC 60151-7:1964 pdf download,Measurements of the electrical properties of electronic tubes and valves. Part 7: Measurement of equivalent noise resistance. IEC 60151-7:1964 specifies a method for measuring the equivalent noise resistance of electronic tubes and valves. Equivalent noise resistance is a parameter used to express the internal noise generated by a tube as an equivalent
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IEC 60141-2:1963 pdf download,Tests on oil-filled and gas-pressure cables and their accessories – Part 2: Internal gas-pressure cables and accessories for alternating voltages up to 275 kV. IEC 60141-2:1963 specifies test requirements for internal gas-pressure cables and their accessories intended for alternating-current systems with voltages up to 275 kV. Its purpose is to verify that
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IEC 60151-5:1964 pdf download,Measurements of the electrical properties of electronic tubes and valves – Part 5: Methods of measuring hiss and hum. IEC 60151-5:1964 establishes methods for measuring hiss and hum in electronic tubes and valves. These unwanted noise components can limit the sensitivity, clarity, and signal-to-noise performance of radio receivers, audio amplifiers, communication equipment,
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