1、 AMSC N/A 1 of 3 FSC 5985 DISTRIBUTION STATEMENT A. Approved for public release; distribution is unlimited. MIL-DTL-23971/11A 23 April 2002 SUPERSEDING MIL-P-23971/11 22 February 1980 DETAIL SPECIFICATION SHEET POWER DIVIDER/COMBINERS, QUADRATURE, TO-5 This specification is approved for use by all D
2、epart- 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. Dimensions are in inches. 2. Metric equivalents are given for general information only. FIGURE 1. Dimension
3、s and configuration, dash numbers 01 and 02. INCH-POUND Dimensions Inches Millimeters Max Min Max Min A .034 .028 .86 .71 B N/A .009 N/A .23 C 50 40 50 40 D .034 .028 .86 .028 E .11 .09 2.8 2.3 F .21 .19 5.3 4.8 G .44 .32 11.2 8.2 H .50 N/A 12.7 N/A J .019 dia .016 dia .48 dia .41 dia K .40 N/A 10.2
4、 N/A Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-TABLE I. Electrical performance characteristics and physical requirements. Power level Ambient temperature M23971 /11- Imped-ance (ohms) Frequency range (MHz) Average coupling (dB) VSWR max Inserti
5、on loss max (dB) Isolation min (dB) Phase balance max (degree) Amplitude balance (dB) max avg (W) pk (W) Weight pounds (grams) Operating Storage 01 50 29-31 3. +.5 -.0 1.2:1 0.2 25 2 1/ - .25 .006 (2.72) 0 to +65C -65 to +71C 02 50 91.2- 100.8 3. +.2 -.0 1.2:1 0.2 25 2 1/ - .25 .006 (2.72) -45 to +8
6、1C -55 to +81C 1/ Amplitude balance: Between output ports, 0.6 dB maximum, at 25C, 0.7 dB maximum over operating temperature range. MIL-DTL-23971/11A2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-DTL-23971/11A 3 REQUIREMENTS: Design and constr
7、uction: See figure 1. Housing: Hermetically sealed. Electrical characteristics: See table I. Weight: See table I. Ambient temperature: See table I. Environmental tests: In accordance with MIL-DTL-23971 except: Dash numbers 01 and 02: Resistance to soldering heat: Immersion to within 0.03 inch maximu
8、m from header. Dash number 01: Vibration, high frequency: In accordance with method 204 of MIL-STD-202, test condition B. Part number: M23971/11- (dash number from table I). Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 11 (Project 5985-1227-15) DLA - CC Review activities: Navy - AS, MC, OS Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
