Microwave Communication If the instantaneous RF potentials on the two sides of a magnetron cavity are of opposite polarity, the operation is in the π/4 mode π/2 mode 2π mode π mode π/4 mode π/2 mode 2π mode π mode ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication When it is desired that short-range targets be clearly seen on a pulsed-radar set, it is important that the receiver and display system have A long time constant Low-pass filters The shortest possible time The restricted high-frequency response A long time constant Low-pass filters The shortest possible time The restricted high-frequency response ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication In a radar-set receiver, the usual mixer stage is A silicon crystal A tunnel diode And FET A Rochelle salts crystal A silicon crystal A tunnel diode And FET A Rochelle salts crystal ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication Microwave frequencies are normally regarded as those in the range of 1 to 100 GHz 10 to 1000 GHz 1 to 500 MHz 1000 to 10,000 GHz 1 to 100 GHz 10 to 1000 GHz 1 to 500 MHz 1000 to 10,000 GHz ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication At what position is the input signal inserted into a traveling-wave tube? At the collector end of the helix At the collector At the control grid of the electron gun At the cathode end of the helix At the collector end of the helix At the collector At the control grid of the electron gun At the cathode end of the helix ANSWER DOWNLOAD EXAMIANS APP
Microwave Communication What ferrite device can be used instead of duplexer of isolate microwave transmitter and receiver when both are connected to the same antenna? Circulator Magnetron Isolator Simplex Circulator Magnetron Isolator Simplex ANSWER DOWNLOAD EXAMIANS APP
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