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Position: Standard Search VALID TO BE VALID SUPERSEDED TO BE SUPERSEDED ABOLISHED TO BE ABOLISHED
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GB/T 4597-1996 Vocabulary of electronic tubes via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 3789.23-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of grid No3 control ability (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.28-1991 Measurements of the electrical properties of transmitting tubes-Method of measuring the cross modulation (USD) via email in 1-3 business day ABOLISHED
GB 787-1974 Dimensions of electronic tube bases (USD) via email in 1-8 business day ABOLISHED
GB/T 3789.18-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of high frequency loss for interelectrode insulators (USD) via email in 1-3 business day ABOLISHED
GB 4597-1984 (USD) via email in 1-10 business day ABOLISHED
GB/T 3789.16-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of pulse output power (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.17-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of electrical intensity (USD) via email in 1-3 business day ABOLISHED
GB 2987-1982 (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.15-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of output power (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.5-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of grid thermo-emission current (USD) via email in 1-3 business day ABOLISHED
SJ/Z 1586-1980 Preferred series for heater voltage of electronic tubes (USD) via email in 1 business day VALID
GB/T 3789.20-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of grid No1 current cut-off voltage (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.24-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of dual tone inter-modulation distortion of linear amplifier tubes (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.3-1991 Measurements of the electrical properties of transmitting tubes-Measuring methods of cathode emission current (USD) via email in 1-3 business day ABOLISHED
GB 3164-1982 (USD) via email in 1-3 business day ABOLISHED
GB/T 3789.26-1991 Measurements of the electrical properties of transmitting tubes-Methods of measuring the power gain (USD) via email in 1-3 business day ABOLISHED
GB 3163-1982 (USD) via email in 1-5 business day ABOLISHED
GB/T 3789.1-1991 Measurements of the electrical properties of transmitting tubes-General (USD) via email in 1-3 business day ABOLISHED
SJ/T 11246-2001 The ceramic housing used in vacuum interrupter (USD) via email in 1-3 business day ABOLISHED
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