.
A receiver.
An antenna
A transmitter
A transmission line
Reproduction
Reception
Detection
Selection
Fidelity
Capacity
Sensitivity
Selectivity
Fidelity
Capacity
Sensitivity
Fidelity
Specific equipment faults.
Internal equipment tests
Internal calibrations
Repair itself
Copper
Radiation
Inductive
Skin-effect
Thinner conductor
Thicker conductor
Very low-resistance dielectric
Very high-resistance dielectric
Flexible coaxial cable.
Rigid coaxial cable.
Waveguide
Twin lead
Very slight damage to the external surface of a waveguide can cause arcing.
Their conductive material construction is easily dented.
Effectiveness of waveguides is hindered by moisture.
Waveguides can be destroyed by corrosion.
Inductance and resistance.
Inductance and capacitance.
Resistance and capacitance.
Length and type of shielding.
8.33 meters
8.33 wavelengths
83.3 meters
83.3 wavelengths
Frequency and electrical length are inversely proportional.
Frequency and physical length are directly proportional.
With constant physical length, frequency and electrical length are directly related.
With constant physical length, frequency and electrical length are inversely related.
Having reflected waves.
Having no reflected waves.
With maximum voltage across its open termination.
With maximum voltage across its shorted termination.
Signal loss would be negligible.
There would be significant signal loss.
Current would be at maximum at the termination.
Voltage would be at minimum at the termination.
An unproven hypothesis
The definition of propagation.
What makes radio transmission possible.
What led to the discovery of direct current.
60 cycles per second (cps).
120 cps
10,000 cps
15,000 cps
Radiation
Induction
Gravitational
Electromotive
Nulls
Lobes
Free space
Nonresonant
Magnetically
Horizontally.
Circularly.
Vertically
Wavelength
Operating zone
Frequency range
Bandwidth range
Distortion.
Standing wave ratio.
Signal-to-noise ratio.
Percent of modulation.
Marconi antenna.
Isotropic antenna.
Hertz antenna.
Whip antenna.
Impedance matching.
Antenna distance.
Antenna properties.
Line characteristics.
Bandwidth.
Resonance.
Reciprocity.
Effectiveness.
Omni-directional.
Uni-directional.
Bi-directional.
Directional.