1、MIL-C-85579 58 m 977770b 0375753 7 W MIL-C-85579(AS) 26 May i983 . MILITAKY SPECIFICATION COUNTERMEASURES SET, E-Band This specification is approved for use by Naval Air Systems Command, Department of the Navy, and is available for use by all Departments and Agencies of the Department of Defense. 1.
2、 SCOPE 1.1 Scope. This specification establishes the requirements for the manu- facture and acceptance of the Countermeasures Set, B-Band referred to herein as the set. 2. APPLICABLE DOCUMENTS 2.1 Government documents. 2.1,l Specifications, standards, and handbooks. Unless otherwise speci- fied, the
3、 following specifications and standards of the issue listed in that issue of the Department of Defense index o Specifications and Standards (DsDPSS) specified in the solicitation form a part of this specification to the extent specified herein. SPECIFICATIONS MILITARY MIL-P-116 Methods of Preservati
4、on. MIL-E-5400 Electronic Equipment, Aerospace, General Specification for. be addressed to: Commanding Officer, Naval Air Engineering Center, Engineering Specifications and Standards Department (ESSB) Code 93, Lakehurst, New Jersey 08733, by using the self-addressed Standardiza- tion Document Improv
5、ement Proposal (DD Form 1426) appearing at the end of this document or by letter. FSC 5865 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-85577 58 M 7797706 0375754 7 I MIL-T-5422 MIL-M-7 793 MIL- E-1 7 5 5 5 MIL-T-18303 MIL-N-18 30 7 STANDAR
6、DS MILITARY MIL-STD-129 MIL-STD-130 MIL- STD-45 4 MIL- STD-461 MIL-STD- 462 MIL-STD-704 . MIL- STD- 7 81 MIL-STD-794 MIL-STD-831 MIL- STD- 45 6 6 2 MS3102 MS17321 MIL-C-85579(AS) Testing, Environmental, Airborne Electronic and Associ- ated Equipment, Meter, Time Totalizing. Electronic and Electrical
7、 Equipment Accessories and Repair Parts; Packaging and Packing of. Test Procedures, Preproduction, Acceptance, and Life for Aircraft Electronic Equipment; Format for. Nomenclature and Identification for Electronic, Aero- nautical, and Aeronautical Support Equipment, Includ- ing Ground Support Equipm
8、ent. Marking for Shipment and Storage. Identification Marking of U.S. Military Property. Standard General Requirements for Electronic Equipment. Electromagnetic Interference Characteristics, Require- ments for Equipment. Electromagnetic Interference Characteristics, Measure- ment of. Aircraft Electr
9、ic Power Characteristics. Reliability Design Qualification and Production Accept- ance Tests; Exponential Distribution. Parts and Equipment, Procedures for Packaging and Pack- ing of. Test Reports, Preparation of. Calibration System Requirements. Connector, Receptacle, Electric Box Mounting, Solder
10、Contacts, AN Type. Meter, Time Totalizing, Miniature, Digital 28 Volt DC. 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-85579 58 m 9999906 0375755 O m 2.1.2 Other Government documents, drawings, and publications. The follow- ing drawings fo
11、rm a part of this specification to the extent specified herein. DRAWINGS NAVAL AIR SYSTEM COMMAND (Code Ident 30003) 1356AS302 Countermeasures Set, B-Band. 1356AS307 GFE Interconnection, B-Band. (Copies of specifications, standards, handbooks, drawings and publications required by manufacturers in c
12、onneetion with specific acquisition functions should be obtained from the procuring activity or as directed by the con- tracting officer.) 2.1.3 Order of precedence. In the event of a conflict between the text of this specification and the references cited herein, the text of this speci- fication sh
13、all take precedence. 3. REQUIREMENTS 3.1 Set description. The set shall be a single module capable of gener- The set shall be remotely commandable and shall, pro- ating medium-power, B-band countermeasures signals with both frequency and amplitude modulation. vide adjustments of countermeasure signa
14、l parameters. 3.1.1 Major components. The set shall consist of the following major com- ponent s : a. Solid-state Amplifier, A-B Linear. b. Mode Generator. c. 32 decibel (dB) Output Sampling Directional Coupler. - 3.1.2 Government furnished equipment, The set shall utilize the following associated e
15、quipment which shall be Government furnished (see 6.4): Component Card No. Past Elo. Quantity a. Command Logic Card: (1) 1356AS2l.8 1 b. Component Assy AM Board: (2) 13 5 6AS 202 1 C. CQMpORent Assy Noise Board: (3) 135689183 1 3.2 First article. When specified, a sample shall be subjected to first
16、article inspection (see 4.4 and 6.3). 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - . MIL-C-85579 58 U 77779Ob OL75Zb 2 3.3 Interface. 3.3.1 External electrical and RF. The external electrical interface for the set shall be provided as specifi
17、ed in Drawing 1356AS307. and function shall be as specified in Table I, Interface type TABLE I. Electrical and RF interface types and functions. Reference Designation J1 Input Power 52 Control/Monitor 53 RF Output 54 Output Sample TP1 AM Connector Type MS3102E20-8P MS3120E-19S Type N Female SMA Fema
18、le - Function +28V Standby Indicator Gnd, +28V Return Operate Indicate Gnd Cmd A Cmd B Cmd C Cmd D Gnd AM Waveform SAM Sweep Swept Noise Sweep RF Output RF Output Sample AM Waveform SAM Sweep Waveform Swept Noise Sweep Frequency Waveform Pin Number 4 Provided by IHSNot for ResaleNo reproduction or n
19、etworking permitted without license from IHS-,-,-_- MIL-C-5579 58 W 777970b 0375757 a 3,3.2 External mechanical. The external mechanical interface dimensions shall be as specified in Drawing 1356AS302. The mechanical interface shall enable direct installation into Government selected electronic plat
20、forms using existing mounting holes. 3.3.3 Internal interface with Government furnished equipment (GFE). The physical and functional interface requirements between the GFE and the con- tractors design shall be as specified in Drawing 1356AS307, 3.4 Controls. The set shall incorporate the controls an
21、d functions speci- fied in Table II, which are included on the Government furnished equipment, except for the RE TUNE, which shall be developed by the contractor. All controls shall be readily accessible. TABLE II. Controls and functions. Control RF TUNE 100 SAT SPT BW BAR BW SWP BW SWP FRQ SWP MULT
22、/LO/BI BLNK FRQ BLNK DTY AM FRQ SAM RATIO SAM SWP SAM DTY SPT AT BLNK MULT/LO/HI Function - Developed by the contractor. Adjusts the sets frequency Controls noise amplitude into output amplifier Adjusts RF bandwidth of spot and instantaneous noise band- width for barrage and swept noise Adjusts band
23、width of barrage noise Adjusts swept noise bandwidth Adjusts swept noise frequency Switches swept noise frequency between low and high range Switches blink frequency between low and high range Adjusts blink frequency Adjusts duty cycle of blink waveform Adjusts low end of SAM frequency range Adjusts
24、 high end of SAM frequency range Adjusts sweep time from low frequency to high frequency Adjusts duty cycle of SAM waveform Adjusts spot noise frequency linearity 3.5 Time meter. The set shall be provided with a time-totalizing meter as specified in MIL-M-7793, Type MS17321-10. 3.6 Materials, proces
25、ses, and parts. In the selection of materials, pro- In so doing, cesses, and parts, fulfillment of major design objectives for the intended application specified herein shall be the prime consideration. the following shall govern: 5 Provided by IHSNot for ResaleNo reproduction or networking permitte
26、d without license from IHS-,-,-I MIL-C-85579 58 06 0175758 b Wj a. Microwave technology shall be considered and microwave items shall be as specified herein. b. Other materials, processes, and parts requirements shall be as specified in MIL-E-5400. C. Contractor-designed (peculiar) microwave items s
27、hall meet the general intent as specified in MIL-E-5400. d. Approval for the use of nonstandard materials, processes, and parts shall be obtained as specified in MIL-E-5400. 3.7 Characteristics. 3.7.1 Performance. The set shall meet the conditions of the performance requirements as specified herein
28、at the conditions of 3.8. 3.7.1.1 Input power. The set shall operate as specified when supplied a power source in accordance with MIL-STD-704, Table II and Figures 9 and 10, except as follows: a. 28.0 +3.0 Volts direct current (Vdc) - b, Not greater than 25.0 amperes. 3.7.1.2 Under-voltage, fault pr
29、otection, and reverse polarity. 3.7.1.2.1 Under-voltage protection. The set shall not be damaged by pri- mary power voltages less than 25 Vdc, although specified performance is not required during low-voltage periods, specified operation when the voltage returns within the specified limits. The set
30、shall automatically resume 3.7.1.2.2 Fault protection. The set shall contain electronic overload and thermal cut-out circuits. The protective functions shall automatically reset upon clearance of the fault. 3.7.1.2.3 Reverse polarity protection. Reverse polarity protection shall be provided. 3.7.1.3
31、 Warm-up time. Within three minutes after application of primary power, the set shall achieve specified output power and all other performance requirements. 3.7.1.4 Frequency range. The operating frequency range shall be 425 to 445 mz. 3.7.1.5 Frequency stability. The frequency.of the set shall be s
32、table within - +3 MHz from 425 to 445 MHz, from -35C to +54OC. 6 O a Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- MIL-C-5577 58 7777706 0375757 m 3.7.1.6 Termination mismatch. The set shall meet specified frequency sta- bility and RF output acros
33、s the frequency range with an output voltage stand- ing wave ratio (VSWR) of 1.5:l nominal. The set shall not be damaged when operating into an infinite VSWR over the specified frequency range and at . any phase angle. 3.7.1.7 RF output power. Using solid state devices, the set shall. provide an RF
34、power output of not less than 100 watts between 425 and 445 MHz into a 50-ohm load with a VSWR of 1.5:l +10 percent varied through all phase angles. The output power variation shall be less than - i-1.5 dB from 425 to 445 MHz. 3.7.1.7.1 RF output sample. When the output of the set is 100 watts, the
35、power at the RF sample, 5-4, shall be +18 dBm - +2.0 dBm. 3.7.1.8 Noise figure. The sets noise figure shall be not greater than 32 dB. 3.7.1.9 Electromagnetic interference. The set shall meet the CEO1 and RE02 requirements for electromagnetic interference as specified in . MIL-STD-461. 3.7.1.10 Mode
36、s of operation. The set shall provide noise jamming of pulse or CW radars. The equipment-shall transmit, with or without amplitude modu- lation, an internally generated radio frequency. The set shall include remote control functions to command the following modes: a. be C. d. e. f. 8. h. i. k. je Sp
37、ot Noise Blink Spot Swept AM and Spot Barrage Noise Blink Barrage Swept AM and Barrage Swept Noise Spare Spare Spare Standby 3.7.1.10.1 Spot noise. a, FM noise bandwidth: Adjustable from 2 to 20 MHz in the frequency band of 425 to 445 MHz. b. FM noise deviation frequency components: 100 Hz to 10.0 M
38、HZ 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-85579 58 m 999990b 0375760 L1 3.7.1.10.2 Barrage noise. a. FM noise bandwidth: Adjustable from 2 to 30 MHz (with no sweep) in the frequency band of 425 to 445 MHz. b. FM noise deviation frequ
39、ency components: 100 Hz to 10.0 MHz (with no sweep). C. Sweep waveform: Not less than 100 kHz sawtooth. d. Sweep bandwidth: Adjustable from 10 to 30 MHz in the frequency band of 425 to 445 MHz. 3.7.1.10.3 Swept noise. a. FM noise bandwidth: Adjustable between 2 to 30 MHz (with no sweep) in the frequ
40、ency band of 425 to 445 MHz. b. FM noise deviation frequency components: 100 Hz to 10.0 MHz (with no sweep). C. Sweep waveform: Adjustable from 1 Hz to 9 kHz sawtooth. d. Sweep bandwidth: Adjustable from 10 to 30 MHz in the frequency band from 425 to 445 MHz. 3.7.1.10.4 Swept AM. a. Sweep range: Adj
41、ustable from 10 Hz to 1.0 kHz. b. Minimum frequency: Adjustable from 10 Hz to 1.0 kHz. C. Sweep ratio: Adjustable from 2:l to 1O:l. d. Sweep period: Adjustable from 0.4 to 15.0 secs e. Duty cycle: Not less than 5 percent nor greater f. Depth of RF modulation: Not less than 40 dB. than 95 percent adj
42、ustable. 3.7.1.10.5 Blink AM. a. Frequency range: Adjustable from 0.1 to 100 Hz b. Duty cycle: Not less than 5 percent nor greater c, than 95 percent adjustable. Depthof RF modulation: Not less than 40 dB, 3.7.1.11 Spectral purity. ,All harmonic and spurious emissions in-band (425 to 445 MHz) shall
43、be suppressed more than 25 dB from the carrier level. All emissions above 450 MHz and below 420 MHz shall be suppressed more than 40 dB from the carrier. 8 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-L MIL-C-85577 58 I 777770b OL7576L b I 3.7.1.1
44、2 Video-frequency tolerance. All video frequencies, when set, shall be stable within - +10 percent over the -35OC to +54“C temperature range. 3.7.1.13 Programming. The set shall be programmed as follows: a. The equipment shall be fully energized by the external application of the +28,0 - +3.0 Vdc po
45、wer. b. Remote control of ECM modes during flight: (1) An ECM mode, as specified in Table III, shall be se- lected when ground is removed from the applicable comxiand signal and all other command signals grounded. (2) Output function conditions shall be as specified in Table IV. 3.8 Environmental co
46、nditions. 3.8.1 Operational. The set shall meet all requirements specified in 3.7.1 and attendent subparagraphs prior to, during, and after the following envi- ronmental conditions, separately or any combination thereof. The set shall not exhibit any temporary or permanent degradation as the result
47、of exposure to any of the following environments: a. Reduced pressure: 50,000 feet (equivalent pressure) b. High temperature: +54“C C. Low temperature: -35OC d. Vibration: - +10.0 gravity units (g) 5-2000 Hz e. Shock: 25 g, li ms pulse f. Explosion: Air/fuel atmosphere ratio 13:1, bandwidth sea-leve
48、l 50,000 feet 3.8.2 Nonoperational. The set shall meet all requirements specified in 3.7.1 and attendent subparagraphs after the following environmental condi- tions, separately or any combination thereof. temporary or permanent degradation as the result of exposure to any of the following environme
49、nts: The set shall not exhibit any a. Thermal shock: b. Humidity: -54OC to +7loC 95 percent relative humidity 9 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-C-85 5 7 9 (AS ) ECM Mode Spot Noise Blink Spot Swept AM and Spot Barrage Noise Blink Barrage Swept AM and Barrage Swept Noise Spare Spare Spare Standby TABLE
