What limits the maximum range of a surface-search radar?

1 Answer

Answer :

Radar horizon.

Related questions

Description : What is the shape of the beam of a surface-search radar?

Last Answer : Wide vertically, narrow horizontally.

Description : A surface-search radar normally scans how many degrees of azimuth?

Last Answer : 360 degrees.

Description : What position data are supplied by 2D search radar?

Last Answer : Range and bearing.

Description : Air-search radar is divided into what two basic categories?

Last Answer : 2D and 3D.

Description : What limits the tuning range around the center frequency of a reflex klystron in a particular mode of operation?

Last Answer : The half-power points of the mode.

Description : What radar scope uses a range step for range measurement?

Last Answer : The A scope.

Description : Range-marker generators produce pulses based on what radar constant?

Last Answer : The radar mile (12.36 microseconds).

Description : What type of ranging circuit is most often used with a radar that requires extremely accurate range data?

Last Answer : Range gate or range step.

Description : Why is the range capability of 3D radar usually less than the range of 2D radar?

Last Answer : Higher operating frequency

Description : What type of radar provides continuous range, bearing, and elevation data on an object?

Last Answer : Track radar.

Description : What type of radar detects range, bearing, and height?

Last Answer : Three-dimensional.

Description : In addition to recovery time, what determines the minimum range of a radar set?

Last Answer : Pulse width

Description : Radar surface-angular measurements are referenced to true north and measured in what plane?

Last Answer : Horizontal plane.

Description : Write radar range equation and state the factor affecting maximum range of radar.

Last Answer : The Radar range equation is given by The factors influencing maximum range are as follows Transmitted power (Pt): if the radar range is to be doubled we have to increase a ... (Pmin): A decrease in minimum receivable power will have the same effect has raising the transmuting power.

Description : State RADAR range equation and write factor influencing maximum range.

Last Answer : Free Space RADAR range Equation: 1.RADAR range equation relates the range of a RADAR to the chara. Of Tx, Rx, Antenna, target & environment. 2.Free space means RADAR and target are isolated in ... is no obstacle between RADAR antenna & the target. 4.There will be No absorption of EM waves.

Description : In a radar system maximum unambiguous range depends on  (A) maximum power of the transmitter (B) pulse repetition frequency (C) width of the transmitted pulse (D) sensitivity of the radar receiver

Last Answer : In a radar system maximum unambiguous range depends on pulse repetition frequency 

Description : What is the major factor that limits the high-frequency response of an amplifier circuits?

Last Answer : The capacitance of the circuit.

Description : What are the upper and lower frequency limits of an amplifier?

Last Answer : The half-power points of a frequency-response curve. The upper and lower limits of the band f frequencies for which the amplifier is most effective.

Description : During avalanche effect breakdown, what limits current flow through the diode?

Last Answer : an external current-limiting resistor

Description : What limits the usefulness of high-gain, tunnel-diode frequency converters?

Last Answer : Stability problems.

Description : . What is the normal source of dry air for a radar system?

Last Answer : Ship's central dry-air system

Description : The peak power of a radar depends on the interrelationship of what other factors?

Last Answer : Average power, pulse width, and prt.

Description : The ideal radar spectrum has what relationship to the carrier frequency?

Last Answer : Symmetrical above and below the carrier frequency.

Description : The spectrum of a radar transmitter describes what characteristic of the output pulse?

Last Answer : Frequency distribution

Description : Which of the two types of automatic gain control, agc or iagc, is most effective in radar use for the Navy?

Last Answer : IAGC.

Description : What IF frequencies are normally used in radar receivers

Last Answer : Thirty or sixty megahertz.

Description : What type of receiver is most often used in radar systems?

Last Answer : Superheterodyne.

Description : What type of modulator is most commonly used in modern radar systems?

Last Answer : Line-pulsed.

Description : What type of modulator is most commonly used in modern radar systems?

Last Answer : Line-pulsed.

Description : In an externally synchronized radar, what determines the prr of the transmitter?

Last Answer : The master oscillator.

Description : What type of multivibrator can be used as a radar master oscillator?

Last Answer : Free-running.

Description : A self-synchronized radar system obtains timing trigger pulses from what source?

Last Answer : Transmitter.

Description : What is the purpose of the majority of circuits in a radar system?

Last Answer : Timing and control.

Description : What is the purpose of the synchronizer in a radar system?

Last Answer : Controls system operation and timing.

Description : Which of the two general classes of antennas is most often used with radar?

Last Answer : Directional.

Description : What are the required radar inputs for proper indicator operation?

Last Answer : Triggers, video, and antenna information.

Description : What are the three fundamental quantities involved in radar displays?

Last Answer : Range, bearing, and elevation.

Description : Which beam of missile-guidance radar is very wide?

Last Answer : Capture beam.

Description : What width is the pulse radiated by fire-control tracking radar?

Last Answer : Very narrow.

Description : Tracking radar searches a small volume of space during which phase of operation?

Last Answer : Acquisition.

Description : Fire-control tracking radar most often radiates what type of beam?

Last Answer : A narrow circular beam.

Description : Radar altimeters use what type of transmission signal?

Last Answer : Frequency modulated (fm).

Description : The Doppler variation is directly proportional to what radar contact characteristic?

Last Answer : Velocity.

Description : What radar component permits the use of a single antenna for both transmitting and receiving?

Last Answer : Duplexer.

Description : What radar subsystem supplies timing signals to coordinate the operation of the complete system?

Last Answer : Synchronizer.

Description : The degree of bearing resolution for a given radar system depends on what two factors?

Last Answer : Beam width and range.

Description : What term is used to describe the ability of a radar system to distinguish between targets that are close together?

Last Answer : Target resolution

Description : What type of radar transmitter power is measured over a period of time?

Last Answer : Average power.

Description : The distance from a radar set to a target measured along the line of sight is identified by what term?

Last Answer : Range.

Description : Why are time-domain reflectometers often compared to a radar system?

Last Answer : Both transmit a pulse and analyze the signal reflection.