justment, and maintenance of medium and high frequency transmitters, radio-frequency circuits, antennas, modulation, and power supplies. Prerequisite: Electronics 52. W (5). Staff 65. Industrial Electronics LaboratoryTesting and operation of basic circuits. S (3). Staff 66. Industrial ElectronicsIndustrial applications of electronic circuits; fundamental concepts of induction and dielectric heating, magnetic amplifiers, special oscillator circuits, and power rectification. Prerequisite: Electronics 52. S (5). Staff 71. Basic Electronics LaboratoryOperation and testing circuits studied in Electronics 72; schematic and blueprint reading, circuit analysis, and use of basic test equipment. A (5). Staff 72. Basic Electronic CircuitsContinuation of Electronics 36. Prerequisite: Electronics 36. A (5). Staff 75. Radio and Television Receiver Servicing Operation and servicing of radio and monochrome television receiving equipment; care and use of test equipment. W (5). Staff 76. Radio and Television Receiver CircuitsTheory of operation of broadcast receivers and monochrome television receivers; techniques and instruments used in servicing electronic equipment. Prerequisite: Electronics 52 or 72. W (5). Staff 77. Radio and Television ServicingContinuation of Electronics 75. Operation, servicing, and adjustment of color television receivers; servicing and maintenance of all types of electronic equipment is encouraged. S (5). Staff 78. Radio and Television Receiver CircuitsContinuation of Electronics 76. Color television theory and servicing problems; equipment used for testing and adjusting color television receivers. Prerequisite: Electronics 76. S (5). Staff 81. Radar Fundamental LaboratoryTesting and operation of basic circuits studied in Electronics 82. A (1-3). Staff 82. Radar FundamentalsTheory of circuits used in radar and television; concepts dealing with non-sinusoidal waves and transients, R-C, and R-L time constants, gas tubes, electronic reflectors, voltage doublers, and regulators, video-amplifiers, R-C oscillators, and cathode followers. Prerequisite: Electronics 52 or 72 or equivalent. A (5). Staff 85. Radar Systems LaboratoryTesting and operation of basic circuits and subassemblies of radar systems. W (1-3). Staff 86. Radar SystemsTheory of vacuum tube R-C and R-L circuits used as limiters, clampers, peakers, sawtooth generators, multivibrators, and counters; also, cathode ray tubes, transmission lines, wave guides, cavity resonators, and ultra-high frequency generators. Prerequisite: Electronics 82 or equivalent. W (5). Staff 87. Radar Systems LaboratoryTests and operation of a radar system by the student. Arrangement made for off-campus laboratory facilities. S (1-3). Staff 88. Radar SystemsContinuation of Electronics 86. Applications of the theory of the various sections of the radar sys-tem studied in Electronics 82 and 86. Prerequisite: Electronics 86. S (5). Staff 89. Missile Guidance SystemsElectronic principles, circuitry, and operation concepts used in missile guidance systems. Prerequisite: Electronics 6, Physics 41 or equivalent. W (1-5). Staff 101. Instruments and Measurements Laboratory Operation of equipment studied in Electronics 102. A (2). Staff 102. Instruments and MeasurementsBasic circuitry and operation of electronic instrumentation devices. A (3). Staff 105. High Frequency Measurements Laboratory High and ultra high frequency signals generated for tests and measurements by the instruments and circuits studied in Electronics 106. W (2). Staff 106. High Frequency Measurements Theory and operation of instruments for measuring high and ultra high frequency signals. W (3). Staff 111. Telemetric Laboratory Experimental Loops estab-