SJ/T 10545-1994 Blank Detailed Specification for Electron Guns of Black and White Picture Tubes SJ/T10545-1994 Standard Download Decompression Password: www.bzxz.net
Some standard content:
Electronic Industry Standard of the People's Republic of China SJ/T10545-94 Blank detail specification for electron gun ofblack-and-white picture tubeBlank detail specification for electron gun ofblack-and-white picture tubePublished on August 8, 1994 Implemented on December 1, 1994 Published by the Ministry of Electronic Industry of the People's Republic of ChinaElectronic Industry Standard of the People's Republic of China Blank detail specification for electron gun ofblack-and-white picture tube SJ/T10545-94 This blank detail specification is a supplementary document to SJ/T10408 "General Specification for Electron Gun of Black-and-White Picture Tube". It specifies the format and contents of the detailed specification of electron gun for black-and-white picture tube (monochrome display tube). Description of the front page of a blank detailed specification The numbers in square brackets on the front page of a blank detailed specification shall correspond to the description given below: Identification of the detailed specification [1] Name of the national standards body authorized to draft the detailed specification. [2] IEC symbol and number of the national detailed specification given by the IECQCMC. [3] Number and year of the national general specification. [4] National number or other number of the detailed specification, date of publication and any further information required by the national system together with the number of any amendment (if published). [5] Brief description of the electron gun. 【6】 Typical structural information (if required). 【7 Appearance drawing and/or relevant reference documents of the appearance drawing. [8] Purpose. [9] Reference data on the most important performance of various types of electron guns for comparison. Approved by the Ministry of Electronics Industry of the People's Republic of China on August 8, 1994, implemented on December 1, 1994 State Bureau of Technical Supervision Quality assessment conforms to SJ/T10408-93 Detailed specification Type electron gun Description and structure Electron gun type: * Total length of electron gun: *mmWww.bzxZ.net Gun core length: *mm Applicable section deflection angle: *. Applicable tube neck diameter: *mm Applicable tube screen diagonal size: *mm Related graphics (not for inspection) Appearance drawing or related reference documents of appearance drawing Electrode wiring diagram 5 Characteristics (not for inspection) 5.1 Mechanical Exhaust pipe length: *mm Exhaust pipe outer diameter: *mm Weight: *g 5.2 Environment (if required) SI/T10545-94 5.3 Limiting values (Absolute Maximum Rating System-GB5839) Unless otherwise specified, all potentials are relative to *electrode a. Hot wire voltage b. Heat Voltage between wire and cathode -hot wire is positive potential relative to cathode -hot wire is negative potential relative to cathode c. cathode voltage or first grid voltage -negative voltage -negative peak voltage -positive voltage -positive peak voltage d. second grid voltage e. fourth grid voltage -positive voltage -negative voltage f. anode voltage g. cathode average current h. first grid and cathode loop resistance 3 Application Quality assessment level The effectiveness of implementing this detailed specification can be found in the relevant qualified product catalog. Note: "*" indicates the content that should be filled in the detailed specification, the same below. 2 6 Working conditions and typical characteristics (not for inspection) 6.1 Working conditions SJ/T10545--94 Detailed specifications The following working conditions should be selected according to the design requirements of the electron gun: Hot wire voltage: *V Cathode or first grid voltage: Adjustment Each grid voltage: *V Anode voltage: *V Electron beam current: *μA 6.2 Typical characteristics When the electron gun is assembled into a corresponding picture tube or display tube using mature technology, under given working conditions, its characteristic values can be achieved: Hot wire current Focusing voltage 4-pole cut-off voltage Resolution 7 Mark 8 Ordering information 9 Related documents GB3212 GB5830 GB7274 GB11486 Test methods for black and white picture tubes Rating system for electron tubes and semiconductor devices Test methods for inter-electrode capacitance of electron tubes Test methods for current and voltage of filaments or hot wires of electron tubes GB/T12571Test methods for monochrome display tubes Structural similarity Additional information (not for inspection) Test conditions and inspection requirements As specified The test conditions and inspection requirements are given in the following table. According to the requirements of the tube type applicable to the electron gun, the test conditions used should be specified in the detailed specification and be consistent with the corresponding test requirements in SJ/T10408, GB3213 or GB/T12571. Unless otherwise specified, all referenced clause numbers are the corresponding clause numbers in SJ/T10408, GB3212 or GB/T12571. Unless limited by the design of the electron gun, the detailed specification should include the following inspections or tests. 3 All tests are non-destructive. Inspection or test Group A1 - Hole in cathode coating - Deformation of cathode sleeve Peeling of hot wire coating - Hot wire disconnection and short circuit - Core column explosion - Glass support explosion - Electrode burr - Weld disconnection and short circuit - Welding deficiency - Welding leakage - Welding strength Group A2 - Hot wire distortion - Core column dirtiness - Core column bubble - Core column gap |Core column stone Glass rod dirt Glass rod gap Electrode dirt Foreign matter between electrodes A hot wire insertion degree (if necessary) A3 grouping Glass rod bubble Line position Core column and lens eccentricity All tests are non-destructive Inspection or test Main dimensions One core length One core outer diameter One pin distribution position —G1 and G2 spacing —G3 and G5 spacing (if necessary) —Coaxiality of G1 and G2 holes —Coaxiality of G3 and G5 holes (if required) SJ/T1054594 Batch inspection SJ/T10408 Inspection required Batch inspection SJ/T10408 According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations||tt| |As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations Inspection requirements As per regulations SJ/T1054594 Group C Phase I Inspection General test conditions (TC): * (special test conditions shall be specified separately). Unless otherwise specified, all potentials are relative to the * electrode. All tests shall be carried out after being assembled into the corresponding picture tube or display tube using mature technology. All tests are destructive. Inspection or test Photoelectric parameters 1. Hot wire current --Cathode start-up time 1. Withstand voltage between hot wire and cathode 1. Electrode leakage current -Electrode current 1. Parasitic emission 1. Sparking 1. Electrode cut-off voltage 1. Electrode emission 1. Modulation (if necessary) 1. Resolution Focus Voltage Capacitance between cathode and other electrodes Capacitance between grid and other electrodes Cited GB3212 or GB/T12571 GB11486 2.2 or 3.2 2.4 or 3.3 2.5 or 3.4 2.6 or 3.5 2.7 or 3.7 2.8 or 3.8 2 .9 or 3.0 2.10 or 3.6 2.11 or 3.10 2.17 or 3.14 2.18 or 3.16 GB7274 GB7274 Test conditions As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations Note: In the table, p represents the period (in months), represents the sample size (in pieces), and o represents the number of unqualified products allowed (in pieces), the same below. Group D - Approval Test General test conditions are the same as those of Group C. All tests should be carried out after being assembled into corresponding picture tubes or display tubes using mature processes. All tests are destructive. Inspection or test D1 group - Needle strength (D) Seal strength between needle and glass (D) D2 group -Vibration (D) D3 group -Hot wire on/off test (D) D4 group -Working durability (D) 13 Marking, packaging, transportation and storage SJ/T10408 Test conditions As specified As specified According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations Detailed specification appendix SJ/T10545--94 Each detailed specification includes the following applicable appendices a. Relevant graphics: appearance drawings and electrode wiring diagrams, etc. b. Relevant test methods and inspection requirements; Additional notes: This specification is under the jurisdiction of the Standardization Research Institute of the Ministry of Electronics Industry. This specification was drafted by Dalian CRT Factory and the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this specification are: Zhao Xuemei, Gao Yang, Wang Haiyan, Pang Zhuoying. 616 GB7274 GB7274 Test conditions As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations Note: In the table, p represents period (in months), sample size (in pieces), and o represents the number of unqualified items allowed (in pieces), the same below. Group D - Approval Test General test conditions are the same as those of Group C. All tests should be conducted after the corresponding picture tube or display tube is assembled using mature technology. All tests are destructive. Inspection or test D1 group - Needle strength (D) Seal strength between needle and glass (D) D2 group -Vibration (D) D3 group -Hot wire on-off test (D) D4 group -Working durability (D) 13 Marking, packaging, transportation and storage SJ/T10408 Test conditions As specified As specified According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations Detailed specification appendix SJ/T10545--94 Each detailed specification includes the following applicable appendices a. Relevant graphics: appearance drawings and electrode wiring diagrams, etc. b. Relevant test methods and inspection requirements; Additional notes: This specification is under the jurisdiction of the Standardization Research Institute of the Ministry of Electronics Industry. This specification was drafted by Dalian CRT Factory and the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this specification are: Zhao Xuemei, Gao Yang, Wang Haiyan, Pang Zhuoying. 616 GB7274 GB7274 Test conditions As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations As per regulations Note: In the table, p represents period (in months), sample size (in pieces), and o represents the number of unqualified items allowed (in pieces), the same below. Group D - Approval Test General test conditions are the same as those of Group C. All tests should be conducted after the corresponding picture tube or display tube is assembled using mature technology. All tests are destructive. Inspection or test D1 group - Needle strength (D) Seal strength between needle and glass (D) D2 group -Vibration (D) D3 group -Hot wire on-off test (D) D4 group -Working durability (D) 13 Marking, packaging, transportation and storage SJ/T10408 Test conditions As specified As specified According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations According to regulations Detailed specification appendix SJ/T10545--94 Each detailed specification includes the following applicable appendices a. Relevant graphics: appearance drawings and electrode wiring diagrams, etc. b. Relevant test methods and inspection requirements; Additional notes: This specification is under the jurisdiction of the Standardization Research Institute of the Ministry of Electronics Industry. This specification was drafted by Dalian CRT Factory and the Standardization Research Institute of the Ministry of Electronics Industry. The main drafters of this specification are: Zhao Xuemei, Gao Yang, Wang Haiyan, Pang Zhuoying. 6 Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.