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

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: *mm
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 regulationsWww.bzxZ.net
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
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