1、MIL-I-22062A(AS) 1 Sestember i969 Superseding 15 June 1959 MIL-I - 2 20 6 2 (AER) MILITARY SPECIFICATION INTERCONNECTING BOX J-l013A/AIC This Specification has been approved by the Naval Air Systems Command, Department of the Navy. 1. SCOPE 1.1 Scope - This specification covers Interconnecting Box J
2、-l013A/AIC for use in Military equipment. 1.2 Classification - The Interconnecting Box J-l013A/AIC shall be of one type and shall consist of the following: Type Designation Applicable Paragraph Interconnecting Box J-1013AIAIC 3.3.1 3.4.3 1.3 Associated Equipment - The J-l013A/AIC Interconnecting Box
3、 shall operate with the Associated Equipment listed in 6.6. 2. APPLICABLE DOCUMENTS 2.1 General - The following documents of the issue in effect on the date of invitation for bids, form a part of this specification to the extent specified herein. SPECIFICATIONS Military MIL-M-14 MIL-C-172 Molded Pla
4、stics and Molded Plastic Parts, Thermosetting Cases;Bases, Mounting; and Mounts Vibration (For use with Electronic Equipment in Air- craft) FSC 5831 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-i-2 20628 (AS) MIL-13-1755 5 MIL-T-18303 Eiilitaq
5、 MIL-STD-4 6 1 MIL-STD-4 6 2 MIL-CTB-463 MIL-STB-981 MIL-STD-785 MIL-STD-7 94 Wring, Aircraft, Installation of Electronic Equipment, Aircraft, General Specification for Teseing, Environmental, Aircraft: cauetic or other suitable solution until. etched, rineed thoroughly in clean cold water, imeraed
6、in nitric acid until the remaining caustic ie neutralized, and thoroughly rinsed in cold, then hot water, employed where nececieary to retain the quality of the original metal tat areas where goad electrical contact: icl necessary, 3 3 a 11 e 3 Berryllium-Copper and other siailar materials ehall be
7、glared or otherwise euitably finished ai: enclosed te provide protection ageinat corrosion and deterioration, The kind of plating or flniek applied shall depend upon the characteristic8 of the individual part and its use in the interconnecting box. Tkgi plating or finish used or each individual part
8、: shall be riuch at4 to provide good , Various problems such a8 soldering, fitting, assembly, reaction with adjacent: parrs and the like, must; be considered in the selection of the plating or Einieh. Anodic treatment is not prohibited, but masking shall be Other Non-Ferrous Metalc and Alloy8 Copper
9、, Braes, Bronze, 3a3.12 aut Power Requirements 9 The input power for the amplifier Men operating with such equipment: the output OE the J-l013A/AIC shall be derived from the equipment with which the interconnecting box is assaciated (iserr traneraitting equipment) . terminals OE the interconnecting
10、box sewe also for the 14, c8 potter eupply input. The praamplifier shall be polarity sensitive. For test: purposes the intarconnecting box shall be connected as ehown in Figure 4, connecting box chal1 be such that: the unit is inherently stable as to mechanical and electrical characteristics. BE the
11、 interconnecting box shall be accomplished by the contractur, subject: to the requirements of this specification. herein oniy to the extent: considered neceasary tu obtain the desired mechanica1. end electrical characteristics and performance, and permanence of the same. communication set: and/or ra
12、dio in an aircraft to be operated with an optional combination of headsets and microphones, include acceptance and delivery o headset signals, monaural or. split phone application, and/or of microphone signals without: change in either signal or impedance levels, This function shall also include tra
13、nsformation o high impedance level headset signale to luti impedance level or either monaural or pl il: phone applicatians-. Finally, this function shall include amplif isation of low level dynarnfc miCrOph6nes and delivery of such amplified microphone signals at: an impedance level of WJ u:ms. inte
14、rcommunicating equipment or 3.4 Detail Requirements- The design and assembly o the inter- The detailed mechancal and electrical design The requirements ara detailed 3C481 Function - The interconnecting.box shall permit the inter- This function shall 6 Provided by IHSNot for ResaleNo reproduction or
15、networking permitted without license from IHS-,-,-MIL-I-22062A 58 9999906 Oq23097 2 MIL-I-22062A (AS) 3.4.1.1 Operation with Accessories - When the movable link switches of the interconnecting box are positioned and fastened-in accordance with the operating chart within the cover as shok in Figure 2
16、, the circuits shall permit the use of the extension cord assemblies in 6.6 with the possible accessory equipments described in Figure 3. 3.4.2 Contents - The Interconnecting Box J-1013A/AICY shall contain the following components shown in Figure 2: 3.4.2.1 Link Switches - Switches of the sliding li
17、nk type shall be mounted on the terminal board of the unit. Each switch shall be positioned and locked by nickel plated brass screws. determine the circuits usable within the unit. The position of the switches shall 3.4.2.2 Audio Transformers - Two audio transformers, isolating impedance matching ty
18、pe, shall provide a nominal impedance in the primary windings of 300 ohms each. The secondary windings shall have a nominal impedance of 15 ohms. intercommunication set and/or radio when.the switches are positioned in order to permit the transformers to be used. Various headsets are usable from the
19、output of the 3.4.2.3 Preamplifier - A preamplifier assembly shall convert the output of a 5. ohm dynamic-type microphone to the power required from a 60-100 ohm carbon type microphone when the switches are positioned to permit the use of the preamplifier. supplied from associated utilization equipm
20、ent. microphone is used in connection with the interconnecting box, additional preamplification is not required. The preamplifier shall be powered by the microphone current When the dynamic-type 3.4.2.4 Connectors - The pygmy-type connectors J1 and 52 (Bendix or approved equiva1ent)shown in Figure 1
21、, shall be used to provide all external connections to this unit. Input and output connections shall be as indicated in Tables A and B respectively of Figure 1. 3.4.3 Form Factor and Mounting - The interconnecting box shall have the dimensions, construction features and provisions to mount the unit
22、to the airframe as described in Figure 1. 3.4.4 . Failure Caused by Switching Action - In the event that any switch is operated simultaneously with any other switch or switches, no failures shall be caused thereby. 3.4.5 Instructions - An operating chart shall appear on the inner sida of the cover i
23、n the form of a decalcomania, or similar means. 3.4.6 Distortion - The distortion for the preamplifier of the microphone circuit and the audio transformers sf th headset circuits shall be as specified in 3.4.9.6 and 3.4.10.3 respectively. 3.4.7 Overload - Each headset circuit shall withstand the ove
24、rload test in 45.2.3.- This test shall first be performed on the circuits which include the transformers and then on the circuits with the transformers bypassed. 7 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-2 2 O62A CAS) 3.4.8 Direct Curre
25、nt Resistance - The direct; current resistance of any line shall not exceed 0.5 ohm tihen measured rom the required pins sf the connector8. The transfomers and preamplifier shall be bypaesed by the switching procedure described in Figure Z prior ta the tests, 34.9 3 - The preamplifier, included in t
26、h6 microphone circuit: of Figure 2, shall meet: the allowing requirements : have a voltage gain of l$l db at 1000 cpe. Vhen the preamplifier is operated subject to any combination of service conditions, the output shall not vary more than 1.3 db, referenced to the oucput: under standami conditions,
27、excepk when operated between -35C, and -54C, the output may be dom a maximum of 6 db. 3.4.9,l - Gain - Under standard conditions, the preamplifier shall 3.4.9.1.1 Gain Stabilization Time - The preamplifier gain of 6lI 1 db at LO80 cpa shall- be attained t.iiekin 1 db .in 100 milliseconds ar lees aft
28、er the. application of DC input power. 3,4.9,2 m edance The input impedance of the ream lfier at 1000 cpsunder standard or service conditions when the input utilizes a shall be 250 microvolts aos * 59 60 60 59 I- - 3.- - a- $2 56 62 62 62 62 56 50 38 26 14 8 Provided by IHSNot for ResaleNo reproduct
29、ion or networking permitted without license from IHS-,-,-MIL-I-220b2A 58 777770b OLi23079 b MIL-I-22062A(AS) 3.4.9.6 Distortion - The distortion shall not exceed 2.0% between 300 and 2500 cps with the standard input voltage as specified in 3.4.9.3. 3.4.9.7 Amplifier Stability - The preamplifier shal
30、l be stable and shall show no evidence of regeneration or oscillation when 0perated:with input and output circuits terminated in the required impedance. result from preamplifier operation with input and/or output terminated in either open or short circuit. istics of 3.4.9.1 when the voltage of the p
31、ower source is varied between the limits of 22 and 30 volts. No damage shall The preamplifier shall meet the gain character- 3.4.9.8 Overload Protection - The preamplifier shall not be damaged by overvoltage resulting from short circuit of the 490 ohm Government: Inepector, showing quantitativa resu
32、lts or all tests required by this specification and signed by an authorized representative of tka CoritractOr or laboratory as applicable. material duliing couree of manufacture shall In no case be construed ae a guarantee OE the acceptance of the finished product, finished product shall be upon a i
33、o box shall ba subjected EO the CesEs specified in Table III, Contractors not having laboratory testing Acceptance or approval of Acceptance o the Each lot shall be composed of interconnecting boxes which Acceptance tests shall csneiet 4.341 Individual Tests - Each interconnecting box submitted for
34、4.3.2 Sampling Tee.ts* - Sampling Tests shall be conducted on samples ram each lot a8 specigied in ehe following paragraph. 4,3.2,1 Sampling Instructions, - One interconnecting box from the first 10 praduction interconnecting boxes, and thereafter two from each lot af 100, or fraction thereofs a3 se
35、iecred by the cognizant Government Inspector, ehall be given the epecifed sampling tests of Table XII. 4.4 Tests Required - The intercennaceing box shall be subjected tcrthe tests specified in Table III and any other tests deemed necesearp by the U.9. Navel Ammunition Bepot: or the cognizant Governm
36、ent: Inspector to determine compliance with the requirement8 o this specification. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-1-220628 58 9999906 0Li23103 4 MIL-I-22062A(AS) Tests - TABLE III Test Pro- Reqmt . Qual. Ind . Sampl. cedure Para.
37、 Para. Tests Tests Tests 3.3.3 - X X X 3.4.3 X X X 3.3.10 X X X 3.4.10.5 X X X Examination of Product 4.5.2.1 Operational Test 4.5.2.2 3.4.9.17 X X X Overload Measurement 4.5.2.3 Gain 4.5.2.4.1 Gain Stabilization 4.5.2.4.2 Impedance 4.5.2.4.3 4.5.2.5.3 Linear i ty 4.5.2.4.4 Frequency Response 4.5.2.
38、4.5 4.5.2.5.1 Distortion 4.5.2.4.6 4.5.2.5.2 Amp Stability 4.5.2.4.7 Undervoltage Protection 4.5.2.4.9 Voltage Output 4.5.2.4.10 Internal Noise 4.5.2.4.11 Input Current 4.5.2.4.12 Conducted RF 4.5.2.4.13 Magnetic Susceptibility 4.5.2.4.14 Ripple Susceptibility 4.5.2.4.15 RF Susceptibility 4.5.2.4.16
39、 Radiated R.F. 4.5.2.4.17 Susceptibility Temperature Altitude 4.5.2.4.19 Humidity 4.5.2.4.19 Salt Spray 4.5.2.4.19 Vibration 4.5.2.4.19 Shock 4.5.2.4.19 Fungus Resistance 4.5.2.4.19 Life 4.6 *Reliability Assurance 4.7 Overload Protection 4.5.2.4.8 Voltage Transients 4.5.2.4.18 3.4.7 X 3.4.10.1 X 3.4
40、.9.1 X 3.4.9.1.1 X 3.4.9.2 X 3.4.10.4 X 3.4.9.4 X 3.4.9.5 X 3.4.10.2 X 3.4.9.6 X 3.4.10.3 X 3.4.9.7 X 3.4.9.8 X 3.4.9.9 X 3.4.9.10 X 3.4.9.11 X 3.4.9.12 X 3.4;9.13.1 x 3.4.9.14 X 3.4.9.15 X 3.3.5 X 3.4.9.13.2 x 3.4.9.16 X X X X X X X X X X X X X X X X X X X X X X X X X * * * NOTES: *These tests shal
41、l be performed on the sample interconnecting box from the first ten production units and on the sample units for each fifth lot. acceptance under the contract. or Sampling Test basis. Amplifiers subjected to this test shall not be submitted for *Life tests shall be made as per schedule of 4.6.4 and
42、not on Individual *Reliability Assurance Tests shall be made per schedule of 4.7.1 and 4.7.2 13 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-4.5 Fenera1 Test Procedure 4.5.1 Test Equipments - All instruments used in performing the meaeuremente req
43、uihd by this specification shall be maintained and calibrated to assure quality piioduction and shall meet: at least: one of the following requirernente 4.5.1.1 Preferred,Cra.ndard Equipment - They shall be listed as preferred standard equipment in NAWEP 16-1-525, 4.5.1.2 - They shall be acceptable
44、to the cognizant Government Inepector and the procuring activity as indicated by ciritteri approval. 4.5.1.3 Audio Oscillator - The audio oscillator shall have a frequency range of at leaet: 50 to 100,000 cps, shall have a high degree sf stability in both output voltage and frequency and shall have
45、8 waveform distortion of less that: 9.5 percent, have flat frequency response (kldb) from at least 50 to 100,000 cpe and shell be capabla of measuring voltages from 1 microvole to 100 volts rms. the wave analyzer or total distortion type. least 100 to 101000 cpe with high selectivity. tion shall be
46、conducted in accordance with the following procedures: examined to detemine conformance with this specification withreepect to material, workmanship, deeign, weight and dimensions. 4.5.1,4 Vacuum Tube Voltmeter - The vacuum tube voltmeters used ehall 4.5.1.5 Distortion Analyzer - The distortion anal
47、yzer shall be of The frequency range shall be at 4.5.2 Test Methods - The minimum test: requirements of this specifica- 4,5.2*1 - Each interconnecting box shall b ehall be checked for temperature rise or signs o failure, Upon completion o the overload teat, circuits shall be rechecked by the operati
48、onal teat of 4.5.2 . 2, 4a5s2.4 Microphone Circuit Including Preamplifier Assembly - 14 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-A MIL-I-220b2A 58 777970b CIL123105 B MIL-I-22062A(AS) 4.5.2.4.1 Voltage Gain - The voltage gain shall be determin
49、ed at 1000 cps using the test circuit in Figure 4. to the limits specified in 3.4.9.1. The voltage gain shall conform 4.5.2.4.2 Gain Stabilization - The gain stabilization time shall be measured to ensure compliance with the requirements of 3.4.9.1.1. 4.5.2.4.3 Impedance - Input impedance shall be measured at 1000 cps and shall meet the requirements of 3.4.9.2. shall be measured as follows: The output impedance (
