Technicians Handbook - Historic Naval Ships Association

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SizeTable 1-10.—Current-Carrying Capacities (in Amperes) of Some Single Copper Conductors at 30º CMoisture ResistantRubber orThermoplasticVarnished Cambricor Heat ResistantThermoplasticSilicone Rubber orFluorinated EthylenePropylene (FEP)Polytetra-Fluoroethylene(Teflon)0000 300 385 510 850000 260 330 430 72500 225 285 370 6050 195 245 325 5451 165 210 280 4502 140 180 240 3903 120 155 210 3354 105 135 180 2856 80 100 135 2108 55 70 100 11510 40 55 75 11012 25 40 55 8014 20 30 45 60More information about electrical cable used aboard ship can be found in NEETS, Module 4,Introduction to Electrical Conductors, Wiring Techniques, and Schematic Reading; Cable ComparisonGuide, NAVSEA 0981-052-8090; and Design Data Book, NAVSEA 0902-LP-006-0000, Section DDS-304-1. Cable supply information can be found in NAVSUP Publication 4400, Afloat Shopping Guide,under federal supply classification (FSC) 6145. Hook-up or chassis wire is covered in MilitarySpecification 76B (MIL-W-76B). Table 1-11 shows the current-carrying capacity or AMPACITY ofequipment hook-up wire.1-60
Table 1-11.—Current-Carrying Capacity of Equipment Hook-up Wire—ContinuedAWGMaximum Current in AmperesWire Size CopperConductorCopper Wire Aluminum Wire(100°C)NominalCircular Resistance Wiring in Wiring Wiring inMils (Ohms/1000 ft) Free Air Confined Free AirWiringConfined32 63.2 188.0 0.53 0.3230 100.5 116.0 0.86 0.5228 159.8 72.0 1.4 0.8326 254.1 45.2 2.2 1.324 404.0 28.4 3.5 2.122 642.4 22.0 7.0 5.020 1022 13.7 11.0 7.518 1624 6.50 16 1016 2583 5.15 22 1314 4107 3.20 32 1712 6530 2.02 41 2310 10 380 1.31 55 338 16 510 0.734 73 46 60 386 26 250 0.459 101 60 83 504 41 740 0.290 135 80 108 662 66 370 0.185 181 100 152 821 93 690 0.151 211 125 174 1050 105 000 0.117 245 150 202 12300 133 100 0.092 283 175 235 145000 167 800 0.074 328 200 266 1620000 211 600 0.059 380 225 303 190Table 1-12 lists the preferred general purpose rf cable selected by the armed services as the mostsatisfactory types to be used in electronics equipment.1-61
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SPECIAL PUBLICATIONSeptember 1998Na
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PREFACESpecial Publications (SPs) a
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TABLE OF CONTENTSCHAPTERPAGE1. The
Page 7 and 8:
Module 11, Microwave Principles, ex
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Student CommentsCourse Title:NEETS
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• Be cautious when working in voi
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Electric ShockElectric shock may ca
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In this situation, the immediate ad
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Lean or rock forward with elbows lo
Page 20 and 21: possible) over the wound and firmly
Page 22 and 23: (1) NEAREST THE WOUND and (2) BETWE
Page 24 and 25: Shock• Be sure you draw the tourn
Page 26 and 27: Liquids should be administered spar
Page 28 and 29: drinks or stimulants. Get the victi
Page 30 and 31: Figure 1-11.—RC time constants.Fi
Page 32 and 33: Ac current formulas are:Ohm's law f
Page 34 and 35: Parallel inductors without coupling
Page 36 and 37: Another way to calculate reactive p
Page 38 and 39: ResistanceRESISTANCE is the opposit
Page 40 and 41: Since:Transformer power:1-30
Page 42 and 43: WARNINGRf voltages may be induced i
Page 44 and 45: Alpha is always less than 1 for a c
Page 46 and 47: WavelengthCAUTIONBecause vacuum tub
Page 48 and 49: Minimum radar range = (pulse width
Page 50 and 51: Log or dBGain or mw11 12.510 109 88
Page 52 and 53: Table 1-1.—CB Style Capacitor Par
Page 54 and 55: Table 1-3.—CYR10 Style Capacitor
Page 56 and 57: Figure 1-16.—Ceramic capacitor co
Page 58 and 59: Table 1-4.—Principal Applications
Page 60 and 61: Figure 1-18.—Resistor color code.
Page 62 and 63: MilitaryspecificationMIL-R-39005MIL
Page 64 and 65: Figure 1-19.—Color code for trans
Page 66 and 67: Figure 1-21.—Transistor lead iden
Page 68 and 69: numbers and part numbers can be fou
Page 72 and 73: Jan TypeOverallDiameter (ins)Table
Page 74 and 75: Table 1-13.—MS Connector Identifi
Page 76 and 77: Figure 1-23.—Insert arrangements
Page 78 and 79: Figure 1-25.—Typical BNC connecto
Page 80 and 81: Figure 1-28.—Attaching HN connect
Page 82 and 83: Table 1-16.—N Series Connectors w
Page 84 and 85: Insulation, Heat Shrinkable Sleevin
Page 86 and 87: Table 1-19.—Shrinkable Tubing Par
Page 88 and 89: Table 1-21.—New Style Military Fu
Page 90 and 91: Conversion and Equivalent TablesTab
Page 92 and 93: Table 1-24.—Conversion Chart—Co
Page 94 and 95: Table 1-24.—Conversion Chart—Co
Page 96 and 97: Figure 1-33.—Electrical symbols.
Page 98 and 99: Figure 1-34.—Electronic/logic sym
Page 104 and 105: Figure 1-35.—Fiber optic symbols.
Page 106 and 107: Table 1-26.—Frequency Spectrum Us
Page 108 and 109: Joint Electronic Type Designation S
Page 110 and 111: Table 1-29.—Microcircuit Part Num
Page 112 and 113: Table 1-29.—Microcircuit Part Num
Page 114 and 115: CIRCUIT53MC54MC55MC56MC57MC58MC59MC
Page 116 and 117: CIRCUITQAQDQXRARDRW4SNSPTD1TD2TD5TD
Page 118 and 119: CIRCUIT4JZ5JZ6JZ7JZ8JZ9JZ10JZ11JZTa
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CIRCUITX29JX34JX40JX41JX42JX43JX44J
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Table 1-34.—Common LogarithmsN 0
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Table 1-35.─Trigonometric Functio
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Page 128 and 129:
Page 130 and 131:
Table 1-36.—Julian Date CalendarD
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Table 1-38.—Effects of Heat and H
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Table 1-40.—Old and New Specifica
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Remember to use the proper safety p
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Figure 1-38.—Computation of phase
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Figure 1-40.—Lissajous patterns f
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Figure 1-42.—Octopus schematic di
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Figure 1-46.—Combination displays
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• A military alteration that chan
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numbers. They can be easily convert
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support equipment. All aircraft equ
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Publications and DocumentsVarious p
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REFERENCESAfloat Shopping Guide, NA
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NEETS, Module 9, Introduction to Wa
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Technicians Handbook - Historic Naval Ships Association

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