Description : The magic-T is composed of what two basic types of T junctions?
Last Answer : E-type and H-type.
Description : What are the two basic types of T junctions?
Description : The two basic types of voltage regulators are ___ and ___
Last Answer : Series and shunt.
Description : What two basic types of magnetic devices are used as error detectors?
Last Answer : E-transformer and control transformers.
Description : What are the two basic types of transmitters?
Last Answer : Keyed oscillator and power-amplifier chain.
Last Answer : . Keyed oscillator and power-amplifier chain.
Description : Air-search radar is divided into what two basic categories?
Last Answer : 2D and 3D.
Description : What are the two basic methods of scanning?
Last Answer : Mechanical and electronic.
Description : The two basic types of voltage regulators are _______ and _______.
Description : What are the two basic types of single mode step-index fibers?
Last Answer : Matched-clad and depressed-clad.
Description : What are the two basic types of preamplifiers used in fiber optic receivers?
Last Answer : The high-impedance amplifier and the transimpedance amplifier.
Description : What can be added to the basic two-cavity klystron to increase the amount of velocity modulation and the power output?
Last Answer : Intermediate cavities between the input and output cavities.
Description : What are the two basic types of tape buffering reeling systems?
Last Answer : a. Spring-tension buffering systems. b. Vacuum-column buffering systems.
Description : What are the two basic types of optical fibers?
Last Answer : Multimode and single mode fibers.
Description : What are the two basic classifications of antennas?
Last Answer : Half-wave (Hertz) and quarter-wave (Marconi).
Description : What are the two basic types of alternators?
Last Answer : Rotating armature and rotating field.
Description : What are the basic requirements for any splice or terminal connection?
Last Answer : The connection must be both mechanically and electrically as strong as the conductor or device with which it is used
Description : What are the three basic characteristics of sound
Last Answer : Pitch, intensity, and quality.
Description : What are the three basic requirements for sound?
Last Answer : A source, medium, and detector (receiver).
Description : In the basic transistor amplifier discussed earlier, what is the relationship between the polarity of the input and output signals?
Last Answer : The signals are opposite in polarity or 180 degrees out of phase with each other.
Description : What is the basic principle of a magnetic amplifier?
Last Answer : change in inductance in a series LR circuit causes a change in true power.
Description : What is the most basic type of filter?
Last Answer : The capacitor filter.
Description : What are the four basic sections of a power supply?
Last Answer : Transformer, rectifier, filter, regulator.
Description : What the three basic components make up the typical magnetic amplifier?
Last Answer : Two saturable reactors and a transformer.
Description : What is the basic difference between the primaries of ac and dc rate generators?
Last Answer : The method of primary excitation (ac and permanent magnet).
Description : What basic requirement of a closed-loop system (not present in open-loops) enables present load position to be sensed?
Last Answer : Feedback.
Description : What types of diagrams are the most convenient from which to learn the basic Functions of a circuit?
Last Answer : Block or single-line diagram.
Description : What is the term used to describe the basic frequency of a radio wave?
Last Answer : Fundamental frequency.
Description : What is the term used to describe a whole number multiple of the basic frequency of a radio wave?
Last Answer : Harmonic frequency or harmonics.
Description : Which of the basic timing circuits produces sharp trigger pulses directly?
Last Answer : Blocking oscillators.
Description : What basic circuits meet the requirements of an externally synchronized master oscillator?
Last Answer : Sine-wave oscillator, single-swing blocking oscillator, and master trigger (astable) multivibrator.
Last Answer : Capacitor.
Description : What are the four basic sections to a power supply?
Description : What are the three basic configurations of transistor oscillators?
Last Answer : Common collector (CC), common emitter (CE), and common base (CB).
Description : What is the basic fiber cleaving technique for preparing optical fibers for coupling?
Last Answer : Score-and-break.
Description : List the three basic errors that occur during fiber alignment.
Last Answer : Fiber separation (longitudinal misalignment), lateral misalignment, and angular misalignment.
Description : What are the three basic LED types?
Last Answer : Surface-emitting LEDs (SLEDs), edge-emitting LEDs (ELEDs)
Description : What is the primary difference in construction between the basic magnetron and the negativeresistance magnetron?
Last Answer : The negative-resistance magnetron has a split plate
Description : What is the basic principle of operation of a klystron?
Last Answer : Velocity modulation
Description : What are the basic steps in manufacturing an IC?
Last Answer : Circuit design, component placement, suitable substrate, and depositing proper materials on substrate.
Description : What are the four basic parts of a magnetic tape recorder's tape transport system?
Last Answer : a. Tape reeling system. b. Tape speed control system. c. Electronic subsystem. d. Basic enclosure.
Description : Magnetic tape is made of what three basic materials?
Last Answer : a. Base material. b. Coating of magnetic oxide particles. c. Glue that bonds the particles to the base.
Description : What are the four basic receiver characteristics?
Last Answer : Sensitivity, noise, selectivity, and fidelity.
Description : What four basic functions must a receiver perform?
Last Answer : Reception, selection, detection, and reproduction.
Description : What are the four basic transmitter types?
Last Answer : Am, fm, cw, ssb.
Description : What is the basic unit of inductance and the abbreviation for this unit?
Last Answer : The henry, H.
Description : What is the basic optical-material property relevant to optical fiber light transmission?
Last Answer : The index of refraction.
Description : What are the basic parts of a capacitor?
Last Answer : Two pieces of conducting material separated by an insulator.