SJ 20675-1998 Microwave circuit series and varieties Microwave solid-state noise source series varieties SJ20675-1998 standard download decompression password: www.bzxz.net

Military Standard of Electronic Industry of the People's Republic of China FL.5962
SJ20675—1998
Series and products of microwave circuitsProducts of microwave solid state noise sources seriesPublished on March 11, 1998
Implementation on May 1, 1998
Approved by the Ministry of Electronics Industry of the People's Republic of ChinaMilitary Standard of Electronic Industry of the People's Republic of ChinaSeries and products of microwave circuitsProducts of microwave solid state noise sources series1 Scope
1.1 Subject Content
SJ 20675 -1998
This standard specifies the varieties and main performance parameters, interface forms and dimensions of the military microwave solid state noise source series. 1.2 Scope of application
This standard applies to the selection of military microwave solid-state noise sources when they are used or developed. 1.3 Application Guide.
The purpose of this standard is:
a. To provide military equipment designers and manufacturers with standard series and varieties of microwave solid-state noise sources suitable for military use; b. To minimize the use of similar non-standard varieties and improve the level of standardization and serialization; c. To control the development of microwave solid-state noise sources and meet the needs of military equipment with fewer varieties. 2 Referenced documents
CB 11449 — 89 Waveguide blue disk
SJ2406-83 Microwave circuit model naming method SI/T1107196N type radio frequency coaxial connector SI/T11072—96BNC type radio frequency coaxial connector SI/T11073—96SMA type radio frequency coaxial connector 5J20612—96 Microwave circuit parameter text symbols 3 Definition
3.1 Symbols and codes
Promulgated by the Ministry of Electronics Industry of the People's Republic of China on March 11, 1998 Implementation on May 1, 1998
3.1.1 Parameters
SJ 20675 - 1998
The relevant parameter symbols used in this standard shall comply with the provisions of SI20612 and Appendix B. 3.1.2 Production and development status
The meanings of the symbols used in the "Production and development status" column in this standard table are as follows: A-indicates the varieties that have been produced and selected;
B-indicates the varieties that are being developed and selected; C indicates the varieties that are to be developed and selected;
4 General requirements
4.1 Criteria for listing series varieties
4.1.1 The main performance parameters are suitable for a variety of applications, have a large application range, and the structure, installation method and performance are not repeated. Standard general varieties.
4.1.2 The design of the produced varieties has been finalized, the materials and processes have been verified, and there are appropriate quality control measures, and there are good test and use experience.
4.1.3 The varieties that are being developed and to be developed are standard general varieties required for the use and development of military equipment. 4.2 Series variety composition factors
The series varieties of wave solid-state noise sources are mainly composed of factors such as model, main performance parameters, connector form, external dimensions and production and development status.
4.3 Series Arrangement Principles
Microwave solid-state noise sources are arranged from low to high according to the frequency. 4.4 Working Environment Temperature
Unless otherwise specified, the working environment temperature of the solid-state noise sources listed in this standard is ~55~85℃. The values ​​of the parameters listed in the table are at 290K.
4.5 Model Naming
The model naming of microwave solid-state noise sources shall be in accordance with the provisions of SJ2406 and shall consist of the following five parts: WFN
5 Detailed Requirements
5.1 Series of Microwave Solid-State Noise Sources
SJ 20675 —1998
The fifth part indicates the nominal value of ENR:
A indicates 5dB
B indicates 15dB
C indicates 30dB
The third part indicates the output and input interface types: S indicates SMA
N indicates N type
B indicates BNC
P indicates P type anti-radio frequency drowning connector
W indicates waveguide type
The first box indicates output
The second box indicates input
The third The first part indicates the high-end frequency, in GHz. The second part indicates the low-end frequency, in CH2. The first part:
W indicates microwave
F indicates non-integrated circuit
LN indicates noise source
5.1.1 See Table 1 for the series of coaxial solid-state noise sources. 5.1.2 See Table 2 for the series of ultra-small solid-state noise sources. 5.1.3 See Table 3 for the series of waveguide solid-state noise sources. 5.2 Appearance drawing
The appearance drawings in the table shall comply with the provisions of the corresponding drawing numbers in Appendix A (Supplement). The dimensions are in millimeters. 5.3 Interface
The input and output of the interface shall comply with the provisions of the corresponding tables and figures: The appearance dimensions of the interface shall comply with the provisions of (R11449, SI/T11071, SJ/T 11072, SJ/T 11073, 3
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WFNOD12NEA/R/C
WFN0018NBA/B/C
WFN0026NBA/E/C
WFW1102SPA/B/C||tt ||WFN0204SPA/B/C
WFN0408SPA/B/C
WFN0812SPA/E/C
WFN1218SPA/B/C
WFNO018SPA/B/C
WFN0026$PA/B/C
WFN0204WBA/B
WFN0405WBA/B
WFN0506WBA/RwwW.bzxz.Net
WFNO812WBA/B
WFN1617WBA /B
WFN2122WRA/B
WFN3538WBA/B
WFN4050WBA/B
WFN5075WBA/B
10WFN75ItOWBAVB
SJ 20675 - 1998
Table 1 Coaxial solid-state noise source series
Main performance parameters
0.01 ~ 12.4
0.01 ~18.0
10.01~26.0
5/15/30
8.0 ~ 12.4
112.4-18.0
0.01 ~ 18.0
0.01 ~ 26.5
Ultra-small solid-state noise source series
Main performance parameters
5/15/30
Table 3 Waveguide solid-state noise source series
Main performance parameters
2.6 ~ 3.6
15.9 ~ 17.1
21.0 - 22.0
35.0~38.0
40.0~50.0
50.0 ~ 75.0
75.0 ~110
Interface type
BNC|Figure A1
Interface type
Production and R&D
Production and R&D
Production and R&D
SI2067$ 1998
Appendix A
Appearance drawing
(Supplement)
Figure A1Appearance drawing of coaxial solid-state noise source
23+81*
Figure A2Appearance drawing of ultra-small solid-state noise source
Figure A3Appearance drawing of 5cm waveguide solid-state noise source (D-type flange)iikAoNirkAca
SJ 20675 — 199
Figure A4Appearance drawing of 5cm waveguide solid-state noise source (DM-type flange)Figure A5Appearance drawing of 2cm, 3cm waveguide solid-state noise sourceFigure A461.25cm waveguide solid noise source appearance diagram Figure A
Figure A2
Matched waveguide
BJ- 32
BJ- 48
BJ - 56
Matched waveguide
BJ- 58
With rejection ring
Matched waveguide
BJ - 84
B - J00
Matched waveguide
BJ- 140
Matched waveguide
BJ- 320
SJ20675—1998
Figure A7mm waveguide solid noise source appearance diagramD
Table A1 Applicable appearance dimensions of solid noise source productsCoaxial solid noise source
Ultra-small solid noise source
5cml waveguide solid noise source (D-type flange)A
FD-32
FD)-48
FD-56
5cmn waveguide solid noise source (DM-type flange)B
No choke ring
Choke groove
FDM-58
3em waveguide solid noise source
2cn waveguide noise source
FB-84
FB- 100
FB-140
1.25cmm waveguide solid noise source
FR-220
Power box
Power basin
Power basin
Power box
Power box
Power box
Power box
Power box
Power box
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Figure A7
Additional instructions:
Matching waveguide
BJ - 320
Parameter name
Frequency range
Super-noise ratio
Super-noise ratio flatness
Voltage sine wave ratio
Super-noise ratio temperature coefficient
Insertion loss
SJ 20675 -- 1998
Millimeter wave guide solid-state noise source
Attached beam B
Parameter text symbol
(Supplement)
FB-320
Parameter text symbol comparison table
Power supply box
This standard is under the jurisdiction of China Electronics Technology Standardization Institute. This standard was drafted by the 55th Institute of the Ministry of Electronics Industry. The main drafters of this standard are Dai Aijie, Bao Qilun, Wang Jing, and Chen Yukun. Project code: B61013.
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