The power gain of a two cavity klystron amplifier is about 30 dB. In order to achieve higher overall gain, one way is to connect several two-cavity tubes in cascade, feeding the output to each of the tubes to the input of the following one. Besides using the multistage techniques, the tube manufacturers have designed and produced multi cavity klystron to sere the high-gain requirement. In a multi cavity klystron each of the intermediate cavities, placed at a distance of the bunching parameter X of 1.841 away from the previous cavity, acts as a buncher with the passing electron beam inducing a more enhanced RF voltage than the previous cavity, which in turn sets up an increased velocity modulation.
What is probably the primary advantage of the reflex klystron over the two-cavity klystron is the mechanism used to tune the device. The two-cavity klystron has mechanical tuning, but the reflex klystron is tuned electrically. And it doesn't take an electrical engineering degree for an investigator to figure out that electrical controls can be manipulated a whole bunch faster than a mechanical device.
normal amplifier is a mathametical operation analog the computer, magnetic amplifier is sound operation of the signal
pinagdugtong na madaming amplifier
Usually output of an amplifier is a voltage ,...but in case of Operational Transconductance Amplifier ,Iout (current ) is the output. This feature, makes it useful for Electronic control of amplifier gain .
klystron can act as both an amplifier and oscillator whereas a reflex klystron can act as only an oscillator. klystron needs a buncher cavity(sometimes multiple bunchers) and a catcher cavity whereas a reflex klystron needs only one cavity. klystron bunches electrons in forward direction, whereas the other bunches in the reverse direction using a reflector plate. klystron needs i/p signal (accelerating or deccelerating potential) whereas the other dont.
The power gain of a two cavity klystron amplifier is about 30 dB. In order to achieve higher overall gain, one way is to connect several two-cavity tubes in cascade, feeding the output to each of the tubes to the input of the following one. Besides using the multistage techniques, the tube manufacturers have designed and produced multi cavity klystron to sere the high-gain requirement. In a multi cavity klystron each of the intermediate cavities, placed at a distance of the bunching parameter X of 1.841 away from the previous cavity, acts as a buncher with the passing electron beam inducing a more enhanced RF voltage than the previous cavity, which in turn sets up an increased velocity modulation.
As we know in klystron tube drift space is assumed to be free of any electric field. Therefore, the high velocity electron emerging in the later period are able to overtake the low velocity electrons leaving the buncher grids. As a result of these actions, the electrons gradually bunch together as they travel down the drift space. This mechanism of variation in electron velocity in the drift space is known as velocity modulation.
Reflected power in a klystron refers to the power that is sent back towards the input of the klystron due to impedance mismatches or other factors. This can cause inefficiencies in the klystron operation as the reflected power is not contributing to the desired output. Proper tuning and matching of the klystron components can help minimize reflected power.
What is probably the primary advantage of the reflex klystron over the two-cavity klystron is the mechanism used to tune the device. The two-cavity klystron has mechanical tuning, but the reflex klystron is tuned electrically. And it doesn't take an electrical engineering degree for an investigator to figure out that electrical controls can be manipulated a whole bunch faster than a mechanical device.
An electromagnetic pump implies pumping or adding energy to electromagnetic wave or fields. This can be accomplished by using an amplifier and some of of antenna or field coil. Could be a simple microwave amplifier and dish antenna, or like the large hadron Collider, a lot of Klystron (amplifiers) resonating their energy into a large circular waveguide of sorts.
A klystron mount is a mechanical structure or device used to secure and support a klystron tube in its operating position within a microwave system. It provides stability and precise alignment for the klystron to ensure efficient performance and reliable operation. The mount may also include cooling mechanisms to dissipate heat generated during operation.
A: It is a microwave oscillator device.
Bunching onions typically take about 60-90 days to grow from seed to harvest.
what is bunching benifit under Rule 7 illustration of 4A in accordance with Note 2A
Bunching onions multiply through a process called division, where the original plant grows new bulbs underground that can be separated and replanted to produce more onions.
A bunching bookcase refers to a set of individual bookcases that are designed to be placed next to each other to create a larger unit. This allows for customization in terms of size and configuration to fit the space and storage needs. Bunching bookcases are a versatile choice for creating a cohesive and functional storage solution in a room.