1、a I m O d EIA 403-A 90 m 3234600 0067804 II m AN SI/ E IA - 4 03-fi9 9 O APPROVED: October 15, 1990 EIA STANDARD Precision Coaxial Connectors for CATV Application (75 Ohms) EIA-403-A NOVEMBER 1990 ELECTRONIC INDUSTRIES ASSOCIATION ENGINEERING DEPARTMENT EIA 403-A 90 3234600 O067805 3 NOTICE EL4 Engi
2、neering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the purchaser in selecting and obtaining with minimum delay the proper p
3、roduct for his particular need. Existence of such Standards and Publications shall not in any respect preclude any member or nonmember of EIA from manufacturing or selling products not conforming to such Standards and Publications, nor shall the existence of such Standards and Publications preclude
4、their voluntary use by those other than EIA members, whether the standard is to be used either domestically or internationally. Recommended Standards and Publications are adopted by EIA without regard to whether their adoption may involve patents on articles, materials, or processes. By such action,
5、 EIA does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting the Recommended Standard or Publication. This EIA Standard is considered to have International Standardization implication, but the International Electrotechnical Commission activit
6、y has not progressed to the point where a valid comparison between the EIA Standard and the IEC document can be made. This Standard does not purport to address all safety problems associated with its use or all applicable regulatory requirements. It is the responsibility of the user of this Standard
7、 to establish appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. a (From Standards Proposal No. 2209 formulated under the cognizance of the EIA P-5.3 Subcommittee on R.F. Connectors.) COPYRIGHT 1990 Published by ELECTRONIC INDUSTRIES
8、ASSOCIATION Engineering Department 2001 Pennsylvania Ave. N.W., Washington, D.C. 20006 PRICE Please refer to the current Catalog of EIA S, would be the reflection coefficient looking back into the output, and S, would be the reverse transmission coefficient. Since the connector pair is a reciprocal
9、network, it is only necessary to consider S, and S,. (1) “Power Waves and the Scattering Matrix,“ K. KuroKawa, IEEE Transactions on Microwave Theory and Techniques, Vol. MTT-13, No. 2, March 1965. (2) “Principles of Microwave Circuits,“ C.G. Montgomery, R.H. Dicke, E.M. Purcell, M.I.T. Radiation Lab
10、 Series, Vol. 8 (1947), p. 146. EIA-403 -A Page 13 COUPLING ARRANGEMENT FOR 14-mm (0.551 inch) PRECISION COAXIAL CONNECTOR END VIEW OF SINGLE CONNECTOR c MATED CONNECTOR PAIR Finished taem shall mesh with 001 to O04 ciraimfcrer?tiai hcka08813+O0 (0.16095 N.o00 -.76 -A- .o01 2.92f .13 (.115 f .005) D
11、IELECTRIC SUPPORT 7;62(.300) MIN. TO END OF FULL THREAD 8.941 i .O51 (.352 f .O021 23.88k.94) MIN. - .750 -27 UNS-% (.7247-.7208) P.D. 18.407-18808 NOTE: 1. Inner and outer conductor diameters in the vicinity of the dieiectfic support may be varied to provida rlectfical compensation. 2. Spring loade
12、d contact shown in mated coplanar posi_tion. 3All dimensiont are in miliimtm (parSnthtical dimensions in inchhs). BASIC DIMENSIONS OF THE 14-MMi(O.SSl-INCH) GENERAL PRECISION CONNECIOR FIGURE 2 3234b00 00b7822 3 W EIA-4 03-A Page 16 ALL DIMENSIONS IN MILLIMETEZS (PARENTHETICAL DIMENSIONS IN INCHES)
13、FIGURE 2 (continued) 722.22d fz% (.a751 v- 6.55 t.051 ( .258 t.002) .O34 5.002 1 .381 f.051 (.O15 t.002) i, - . 1 I i i4.288 DIA f. CIOS i 1 . o:zs+.&)5. E24 DIA I ,025 I ( .e23 t.001 1 -A- IF CAPTIVE. CENTER CONDUCTOR TO BE FLUSH TO .O13 ( .0005) BELOW FACE OF OUTER CONDUCTOR. ALSO SEE DETAIL A“ 2.18 DIA i .O13 I( .O86 2.0005) P 1.854 DIA :a 4 .O88 DIA f .O025 ( .16095 f.0001 1 .a89 X.13 ( .os f.005) .086-56 UNC-2A THD. Y 3.96 2.38 .156 f.015) 75 OM 14.288- (0.5625) RIGID PRECISION CO- LIhZ WITH PROVISION FOR *lNG CONNECTORS
