1、 AMSC N/A 1 of 2 FSC 5985 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. MIL-DTL-23971/10A 23 April 2002 SUPERSEDING MIL-P-23971/10 22 February 1980 DETAIL SPECIFICATION SHEET POWER DIVIDER/COMBINERS, QUADRATURE, RECTANGULAR, PC PINS This specification is approved
2、for use by all Depart- ments and Agencies of the Department of Defense. The requirements for acquiring the power divider described herein shall consist of this specification sheet and MIL-DTL-23971. NOTES: 1. Dash number 01: .465 (11.81 mm) maximum. Dash number 02: .400 (10.16 mm) maximum. 2. Dimens
3、ions are in inches. 3. Metric equivalents are given for general information only. FIGURE 1. Dimensions and configuration, dash number 01 and 02. INCH-POUND Dimensions Inches Millimeters Max Min Max Min A .165 .145 4.2 3.7 B .19 .13 4.8 3.3 C 1.03 .97 26.2 24.6 D .72 .66 18.3 16.8 E .22 .16 5.6 4.1 F
4、 .47 .41 11.9 10.4 G .91 .85 23.1 21.6 H 1.28 1.22 32.5 31.0 J .125 .005 3.18 .13 K .22 .16 5.6 4.1 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/10A 2 REQUIREMENTS: Design and construction: See figure 1. Housing: Hermetically sealed.
5、 Finish: Prime with MIL-PRF-23377, one coat. Paint with two coats MIL-PRF-22750, color 36231 per FED-STD-NO. 595. Paint all exterior surfaces except terminals and mounting surfaces. Terminals: Material: Input and output terminals: Nickel alloy 52. Nickel is to be used only if specification cannot be
6、 met using alternate material means. Ground terminals: Brass, in accordance with ASTM-B121, ASTM-B36, ASTM-B16/B16M and ASTM-B124, composition 22. Finish: Hot tin dip finish, .0001 inch minimum in accordance with ASTM-B545, ASTM-B339. Electrical performance characteristics: Impedance: 50 ohms. Frequ
7、ency range: 26 to 34 MHz. Average coupling: 3, +.2, -.0 dB. VSWR: 1.2:1. Insertion loss: 0.3 dB maximum. Isolation: 25 dB minimum. Phase balance: 90 1 at 30 MHz. Amplitude balance: 0.2 dB maximum at 30 MHz. Power level: 1.0 watt average. Weight: .031 pounds (14.0 grams). Ambient temperature: Operati
8、ng: -54 to +71C. Storage: -65 to +95C. Part number: M23971/10-(dash number from figure 1). Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 11 (Project 5985-1227-10) DLA - CC Review activities: Navy - AS, MC, OS Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
