172 173 25. Communications 2. A continciation of Electronics 24, designed to correlate with Electronics 5. Experiments in construction, installation, adjustment, and operation of audio systems, modulators, power supplies, and control circuits are performed. Five quarter hours. Winter. Staff 26. Communications 3. A continuation of Electronics 25, designed to correlate with Electronics 6. Consideration is given to construction, installation, adjustment, and operation of complete mobile, portable, VHF, and UHF communications systems. Five quarter hours. Spring. Staff 41. International Morse Code. Designed to teach the characters of the alphabet, numerals and simple punctuations. The student should be able to send and receive up to ten words a minute at the conclusion of this course. One quarter hour. Autumn, Winter, Spring. Staff 42. International Morse Code. An intermediate course designed to increase the sending and receiving speed from ten words a minute to about fifteen words a minute. One quarter hour. Autumn, Winter, Spring. Staff 43. International Morse Code. An advanced course designed to Increase sending and receiving speed to twenty words a minute. Instruction and practice is given in message handling and use of the semi-automatic key. One quarter hour. Autumn, Winter, Spring. Staff COURSES OF INSTRUCTION Shop Practice 51. Direct Current and Elementary Shop Practice. Construction of simple electronics apparatus with special emphasis on the use of hand tools, reading diagrams, and familiarity with component parts. A series of DC experiments is included to teach practical applications of the principles of direct current circuits. Five quarter hours. Autumn. Staff 52. Alternating Current and Intermediate Shop Practice, Special emphasis is given to the construction of moderately complicated electronics apparatus with special emphasis on wiring, layout, making simple tests and interpreting more complicated diagrams. Prerequisite: Electronics 51. Five quarter hours. Winter. Staff 53. Basic Electronics Laboratory. A practical laboratory course designed to teach basic electronics and basic electronics circuits using both vacuum tubes and transistors. Projects are constructed and tested. Prerequisite: Elec. 52. Five quarter hours. Spring. Staff 54. Radio and Television Servicing. A practical laboratory course designed to verify through experiments the principles of radio receivers, record players, Hi-Fi systems and public address systems. Servicing of troubles in commercial units of the types listed above is done as part of the laboratory work. Care and use of test equipment is emphasized. Prerequisite: Elec. 53. Five quarter hours. Autumn. Staff 55. Radio and Television Servicing. The operation, repair, and adjustment of monochrome television receivers is practiced. Television test equipment care and use is emphasized. A major portion of the time is spent on actual servicing of modern television receivers. Prerequisite: Elec. 54. Five quarter hours. Winter. Staff 56. Radio and Television Servicing. The operation, repair, and adjustment of color television receivers is practiced along with the care and use of test equipment. Advanced servicing of radios and monochrome television receivers is continued. Prerequisite: Elec. 55 Five quarter hours. Spring. Staff COURSES OF INSTRUCTION Trade Technical 61. Direct Current Circuits. A beginning course for radio and TV servicing majors dealing with structure of matter, voltage, current, power, resistance, inductance, and capacitance as they apply to direct current circuits in electronics. Prerequisite and/or concurrent: Math 41 or Math 1. Five quarter hours. Autumn. Staff 62. Alternating Current Circuits. Voltage, current, phase, and power relationships in A.C. circuits containing resistance, inductance, and capacitance. Special emphasis is placed on resonant circuits, Prerequisite and/or concurrent: Electronics 61; Math 41, or Math 3. Five quarter hours. Winter. Staff 63. Basic Electronics. Vacuum tubes and transistors and their applications in basic circuits such as rectifiers, amplifiers, oscillators, etc. Prerequisite: Electronics 62. Five quarter hours. Spring. Staff 64. Radio and Television Theory. The theory of operation of A.M. and F.M. radio receivers, record players, Hi-Fi systems and public address systems are studied. Test equipment used in servicing the units listed above is studied. Prerequisite: Electroncis 63. Five quarter hours. Autumn. Staff