NEW Extra Class Exam Question Pool
Online courses for the ham radio license exams.
 

NEW Extra Class Exam Question Pool

effective 7/01/2012 thru 6/30/2016

Click to see the questions:

Topic E1: Commission's Rules
E1A-2012: Operating Standards: frequency privileges; emission standards; automatic message forwarding; frequency sharing; stations aboard ships or aircraft
E1B-2012: Station restrictions and special operations: restrictions on station location; general operating restrictions, spurious emissions, control operator reimbursement; antenna structure restrictions; RACES operations
E1C-2012: Station control: definitions and restrictions pertaining to local, automatic and remote control operation; control operator responsibilities for remote and automatically controlled stations
E1D-2012: Amateur Satellite service: definitions and purpose; license requirements for space stations; available frequencies and bands; telecommand and telemetry operations; restrictions, and special provisions; notification requirements
E1E-2012: Volunteer examiner program: definitions, qualifications, preparation and administration of exams; accreditation; question pools; documentation requirements
E1F-2012: Miscellaneous rules: external RF power amplifiers; national quiet zone; business communications; compensated communications; spread spectrum; auxiliary stations; reciprocal operating privileges; IARP and CEPT licenses; third party communications with foreign countries; special temporary authority
 
Topic E2: Operating Procedures
E2A-2012: Amateur radio in space: amateur satellites; orbital mechanics; frequencies and modes; satellite hardware; satellite operations
E2B-2012: Television practices: fast scan television standards and techniques; slow scan television standards and techniques
E2C-2012: Operating methods: contest and DX operating; spread-spectrum transmissions; selecting an operating frequency
E2D-2012: Operating methods: VHF and UHF digital modes; APRS
E2E-2012: Operating methods: operating HF digital modes; error correction
 
Topic E3: Radio Wave Propagation
E3A-2012: Propagation and technique, Earth-Moon-Earth communications; meteor scatter
E3B-2012: Propagation and technique, trans-equatorial; long path; gray-line; multi-path propagation
E3C-2012: Propagation and technique, Aurora propagation; selective fading; radio-path horizon; take-off angle over flat or sloping terrain; effects of ground on propagation; less common propagation modes
 
Topic E4: Amateur Practices
E4A-2012: Test equipment: analog and digital instruments; spectrum and network analyzers, antenna analyzers; oscilloscopes; testing transistors; RF measurements
E4B-2012: Measurement technique and limitations: instrument accuracy and performance limitations; probes; techniques to minimize errors; measurement of "Q"; instrument calibration
E4C-2012: Receiver performance characteristics, phase noise, capture effect, noise floor, image rejection, MDS, signal-to-noise-ratio; selectivity
E4D-2012: Receiver performance characteristics, blocking dynamic range, intermodulation and cross-modulation interference; 3rd order intercept; desensitization; preselection
E4E-2012: Noise suppression: system noise; electrical appliance noise; line noise; locating noise sources; DSP noise reduction; noise blankers
 
Topic E5: Electrical Principles
E5A-2012: Resonance and Q: characteristics of resonant circuits: series and parallel resonance; Q; half-power bandwidth; phase relationships in reactive circuits
E5B-2012: Time constants and phase relationships: RLC time constants: definition; time constants in RL and RC circuits; phase angle between voltage and current; phase angles of series and parallel circuits
E5C-2012: Impedance plots and coordinate systems: plotting impedances in polar coordinates; rectangular coordinates
E5D-2012: AC and RF energy in real circuits: skin effect; electrostatic and electromagnetic fields; reactive power; power factor; coordinate systems
 
Topic E6: Circuit Components
E6A-2012: Semiconductor materials and devices: semiconductor materials germanium, silicon, P-type, N-type; transistor types: NPN, PNP, junction, field-effect transistors: enhancement mode; depletion mode; MOS; CMOS; N-channel; P-channel
E6B-2012: Semiconductor diodes
E6C-2012: Integrated circuits: TTL digital integrated circuits; CMOS digital integrated circuits; gates
E6D-2012: Optical devices and toroids: cathode-ray tube devices; charge-coupled devices (CCDs); liquid crystal displays (LCDs); toroids: permeability, core material, selecting, winding
E6E-2012: Piezoelectric crystals and MMICs: quartz crystals; crystal oscillators and filters; monolithic amplifiers
E6F-2012: Optical components and power systems: photoconductive principles and effects, photovoltaic systems, optical couplers, optical sensors, and optoisolators
 
Topic E7: Practical Circuits
E7A-2012: Digital circuits: digital circuit principles and logic circuits: classes of logic elements; positive and negative logic; frequency dividers; truth tables
E7B-2012: Amplifiers: Class of operation; vacuum tube and solid-state circuits; distortion and intermodulation; spurious and parasitic suppression; microwave amplifiers
E7C-2012: Filters and matching networks: filters and impedance matching networks: types of networks; types of filters; filter applications; filter characteristics; impedance matching; DSP filtering
E7D-2012: Power supplies and voltage regulators
E7E-2012: Modulation and demodulation: reactance, phase and balanced modulators; detectors; mixer stages; DSP modulation and demodulation; software defined radio systems
E7F-2012: Frequency markers and counters: frequency divider circuits; frequency marker generators; frequency counters
E7G-2012: Active filters and op-amps: active audio filters; characteristics; basic circuit design; operational amplifiers
E7H-2012: Oscillators and signal sources: types of oscillators; synthesizers and phase-locked loops; direct digital synthesizers
 
Topic E8: Signals and Emissions
E8A-2012: AC waveforms: sine, square, sawtooth and irregular waveforms; AC measurements; average and PEP of RF signals; pulse and digital signal waveforms
E8B-2012: Modulation and demodulation: modulation methods; modulation index and deviation ratio; pulse modulation; frequency and time division multiplexing
E8C-2012: Digital signals: digital communications modes; CW; information rate vs. bandwidth; spread-spectrum communications; modulation methods
E8D-2012: Waves, measurements, and RF grounding: peak-to-peak values, polarization; RF grounding
 
Topic E9: Antennas and Transmission Lines
E9A-2012: Isotropic and gain antennas: definition; used as a standard for comparison; radiation pattern; basic antenna parameters: radiation resistance and reactance, gain, beamwidth, efficiency
E9B-2012: Antenna patterns: E and H plane patterns; gain as a function of pattern; antenna design; Yagi antennas
E9C-2012: Wire and phased vertical antennas: beverage antennas; terminated and resonant rhombic antennas; elevation above real ground; ground effects as related to polarization; take-off angles
E9D-2012: Directional antennas: gain; satellite antennas; antenna beamwidth; losses; SWR bandwidth; antenna efficiency; shortened and mobile antennas; grounding
E9E-2012: Matching: matching antennas to feed lines; power dividers
E9F-2012: Transmission lines: characteristics of open and shorted feed lines: 1/8 wavelength; 1/4 wavelength; 1/2 wavelength; feed lines: coax versus open-wire; velocity factor; electrical length; transformation characteristics of line terminated in impedance not equal to characteristic impedance
E9G-2012: The Smith chart
E9H-2012: Effective radiated power; system gains and losses; radio direction finding antennas
 
Topic E0: Safety
E0A-2012: Safety: amateur radio safety practices; RF radiation hazards; hazardous materials
 
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