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Microwave Communication
In an SHF pulsed radar set, a reflex klystron can be used as a
Local oscillator
Transmitter oscillator
Duplexer stage
Single mixer stage
Local oscillator
Transmitter oscillator
Duplexer stage
Single mixer stage
Answer
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Related Question
Microwave Communication
Microwave frequencies are normally regarded as those in the range of
10 to 1000 GHz
1 to 100 GHz
1 to 500 MHz
1000 to 10,000 GHz
10 to 1000 GHz
1 to 100 GHz
1 to 500 MHz
1000 to 10,000 GHz
Answer
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Microwave Communication
The main frequency determining element of a klystron is
Its resonant cavity
The repeller voltage
The accelerating voltage
Its mode of operation
Its resonant cavity
The repeller voltage
The accelerating voltage
Its mode of operation
Answer
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Microwave Communication
The aquadag coating on the inside of PPI tube is used
To shield the electron beam from unidirectional magnetic
All of these
As a second anode and to prevent the build-up of secondary field
To focus the beam of primary electrons
To shield the electron beam from unidirectional magnetic
All of these
As a second anode and to prevent the build-up of secondary field
To focus the beam of primary electrons
Answer
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Microwave Communication
__________ is the progressive decrease of signal strength with increasing distance.
Radiation
Propagation
Modulation
Attenuation
Radiation
Propagation
Modulation
Attenuation
Answer
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Microwave Communication
At what position is the input signal inserted into a traveling-wave tube?
At the control grid of the electron gun
At the cathode end of the helix
At the collector
At the collector end of the helix
At the control grid of the electron gun
At the cathode end of the helix
At the collector
At the collector end of the helix
Answer
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