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GB/T 3789-2013: Measurements of electrical properties of transmitting tubes
Status: Valid GB/T 3789: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 3789-2013 | English | 1169 |
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Measurements of electrical properties of transmitting tubes
| Valid |
GB/T 3789-2013
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| GB/T 3789.1-1991 | English | 199 |
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Measurements of the electrical properties of transmitting tubes--General
| Obsolete |
GB/T 3789.1-1991
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PDF similar to GB/T 3789-2013
Basic data | Standard ID | GB/T 3789-2013 (GB/T3789-2013) | | Description (Translated English) | Measurements of electrical properties of transmitting tubes | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | L36 | | Classification of International Standard | 31.100 | | Word Count Estimation | 53,599 | | Older Standard (superseded by this standard) | GB/T 3789.1-1991; GB/T 3789.2-1991; GB/T 3789.3-1991; GB/T 3789.4-1991; GB/T 3789.5-1991; GB/T 3789.6-1991; GB/T 3789.7-1991; GB/T 3789.8-1991; GB/T 3789.9-1991; GB/T 3789.10-1991; GB/T 3789.11-1991; GB/T 3789.12-1991; GB/T 3789.13-1991; GB/T 3789.14-1991 | | Quoted Standard | GB/T 2421.1; GB/T 2987; GB/T 4597; GB/T 6277-1986 | | Regulation (derived from) | National Standards Bulletin No. 22 of 2013 | | Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China | | Summary | This standard specifies: launch tube electrical properties Test methods for testing equipment Requirements and test rules. This standard applies to: anode dissipation of 25W and above emission control tests. | Standard similar to GB/T 3789-2013 GB/T 12631 GB/T 6257 GB/T 3789-2013: Measurements of electrical properties of transmitting tubes---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Measurements of electrical properties of transmitting tubes
ICS 31.100
L36
National Standards of People's Republic of China
Replacing GB/T 3789.1-1991 ~ GB/T 3789.31-1991
Emission tube electrical performance test methods
Issued on. 2013-11-12
2014-04-15 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions
4 2 General requirements
Test Method 5 anode current and gate current of 5
Test Method 6 of cathode emission current 10
Test Method 7 gate reverse current 12
Test Method 8 grid thermo - emission current 13
Test Method 9 transconductance, amplification factor of 15
Test Method 10 of anode ion current 18
11 maximum anode dissipation power and anode overload dissipation power 19 Test Method
Test Method 12 gates maximum power dissipation of 20
Test Methods 13 gate-off voltage of the first 20
Test Method for insulation between poles 14 of 21
Test Method 15 of the gate circuit static characteristic curve 22
Test method 16 of static characteristic curve for common cathode circuit 24
Test Methods 17 output power 25
Test Method 18-pulse output power of 29
Electric strength test method 19 30
Test Method insulator between the electrodes 20 of the 33 high frequency loss
Test Method 21 frequency characteristic curve 33
Test Methods 22 current cut-off voltage of the first gate 34
Test Method 23 static characteristic reference point 34
Vibration stability test method 24 35
Test Method for linear amplification tube 25 two-tone intermodulation distortion 35
Test Method 26 image output power of 37
27 power gain of 41 Test Method
Test Method 28 three tone intermodulation distortion 42
Cross modulation test method 29 44
30 low frequency luminance nonlinear Test Method 46
31 by the luminance signal distortion due to the difference chrominance signal (DG differential gain and differential phase DP) Test Method 46
Sync pulse compression test method 32 48
Foreword
This standard was drafted in accordance with GB/T 1.1-2009 given rules.
This standard replaces GB/T 3789.1-1991 ~ GB/T 3789.31-1991 "emission tube electrical performance test methods."
This standard and GB/T 3789.1-1991 ~ GB/T 3789.31-1991 main changes are as follows.
--- This standard GB/T 3789.1-1991 ~ GB/T 3789.31-1991 in "launching tubes electrical performance test methods - General"
And 30 standard test method for the integration of a standard;
--- Increased testing methods triode anode ion current (see 10.1);
--- Delete duplicate and GB/T 4597 "tube vocabulary" in the term;
--- Remove the GB/T 3789.11-1991 "test the electrical properties of transmitting tubes - Test method of the third gate-off voltage" and
GB/T 3789.23-1991 "emission control testing methods of the electrical properties of the third gate control" is not applicable
content;
--- The GB/T 3789.4-1991, GB/T 3789.5-1991, GB/T 3789.6-1991, GB/T 3789.8-1991 and
Electrical principles GB/T 3789.14-1991 in pentode tetrode circuit diagram to FIG.
The standard proposed by the Ministry of Industry and Information Technology of the People's Republic of China.
This standard by the National Standardization Technical Committee electric vacuum devices (SAC/TC167) centralized.
This standard was drafted. Chengdu Xuguang Electronics Co., Ltd.
The main drafters of this standard. Jiao Hongxia, Fang Chao, YE Jin, Liu Nanhua.
This standard replaces the standards previously issued as follows.
--- GB/T 3789.1-1983 ~ GB/T 3789.31-1983;
--- GB/T 3789.1-1991 ~ GB/T 3789.31-1991.
Emission tube electrical performance test methods
1 Scope
This standard specifies the test method for the electrical properties of transmitting tubes, test equipment requirements and testing rules.
This standard applies to the anode dissipation power of 25W and above the launch tube test.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 2421.1 electric and electronic products environmental testing and Overview Guide
GB/T 2987 Tube Parameter Symbol
GB/T 4597 tubes vocabulary
GB/T 6277-1986 Methods of measurement for television transmitters
3 Terms and Definitions
GB/T 4597 and GB/T 2987 defined by the following terms and definitions apply to this document.
3.1
Static characteristic curve staticcharacteristiccurve
Under the provisions of the operation, the relevant parameter has only one characteristic curve (parametric relationship between the two) DC values.
3.2
Anode characteristic curve platecharacteristiccurve
When the remaining electrode voltage holding value, a first gate voltage takes a certain value, and the anode current versus anode voltage (a first gate electrode
Anode current versus voltage and anode voltage for different values \u200b\u200bof the composition of the characteristic curve family).
3.3
Anode - the first gate characteristic plate-gridNo.1characteristiccurve
Setting remaining voltage holding electrode, the anode voltage takes a certain value, and the first anode current versus gate voltage (anode voltage takes
Anode current versus gate voltage different from the first value when the composition of the characteristic curve family).
3.4
First gate characteristic gridNo.1characteristiccurve
When the rest of the electrode voltage is kept constant, the anode voltage takes a certain value, a first gate current and gate voltage of the first curve (anode
A first gate current versus voltage of the first gate voltage for different values \u200b\u200bof the composition of the characteristic curve family).
3.5
First gate - anode characteristic curve gridNo.1-platecharacteristiccurve
Holding the remaining electrode voltage value, the first gate voltage takes a certain value, and a first gate current versus anode voltage (first gate
Current curve first gate voltage and anode voltage for different values \u200b\u200bof the composition of the characteristic curve family).
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