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I assume you are wanting to know about balancing networks to a transmission line? If this is the case, you really need to get a book on networks and filters. The physical makup of the transmission line will impact this calculation. The basic idea is you want to match the impedance at the input (looking out of the transmission line) to the same impedance as the transmission line (say 50 or 75 ohms for typical coax), and the output impedance (looking out of the transmission line) to the same as well. This will result in maximum power transfer, minimum power reflection.
If you want to know how to make a balancing filter to a transmission line, then you need to design the filter according to your requirements - chebyshev, minimum ripple, wide band, narrow band, etc; You may need to use Transformers to isolate the transmission line from your power circuitry, and use this as a matching network. You could also use transistors to accomplish similar things (less isolation, though), depending on what you're trying to do.
What else can I help you with?
What is the purpose of having a low impedance for transmission lines?
in order to reduce the transmission line losses we need low impedance...Low impedance also improves power transfer capacity of the line..
Why do you expect an infinity line to have an input impedance equal to the caractarictic impedance?
The characteristic impedance of a transmission line is the ratio of voltage to current of the propagating electrical wave. The line input impedance is the result of the superposition of forward and reverse, or reflected waves when the terminating impedance is not adapted. If the line is infinite, nothing returns from its end and only the forward wave exits. The voltage to current ratio is then the line characteristic impedance. Remark that the same occurs when the line is terminated by its characteristic impedance, the forward wave finds a perfect continuity to the load and no energy is reflected back to the line. A matched line is like an infinite line when looked from the input terminals. Long real lossy lines also act as infinite lines for the energy of the reflected wave is dissipated along the line before reaching the source.
What is characteristics impedance?
The characteristic impedance or surge impedance belongs to a uniform transmission line, usually written Z0. It is the ratio of the amplitudes of a single pair of voltage and current waves propagating along the line in the absence of reflections.
What are the methods to improve the surge impedance loading of transmission lines?
By increasing Vr,Reducing in series inductance,increase capacitance
Differentiate the advantages and disadvantages between the balanced and unbalanced transmission line?
There actually isn't any advantage or disadvantages of using a balanced verse unbalanced transmission line. Selection of transmission line is based upon several factors: 1) required transmission line impedance between the source and the receiver (load), 2) application of the transmission line (RF, audio, digital data, etc.), and 3) transmit/receive port design. Factor 1, 2, and 3 examples: Radio frequency energy transfer from a (HF, VHF, UHF) transmitter to an antenna requires a transmission line impedance that equals the output source impedance and the antenna's input impedance. The transmitter output source impedance is typically 50 - 75 ohms and the antenna input impedance is usually the same. Real life examples are amateur radio, commercial broadcast radio and television, citizen band radio, etc. Therefore, a 50 or 75 ohm transmission line is needed to couple the RF energy between transmitter and antenna. Coaxial cables are used to transfer RF transmitted energy from the transmitter to a receiver, and coaxial cables are unbalanced transmission lines. Another even more familiar example is your cable television connection. Cable television industries use 75 ohm coaxial cable, therefore, the television's cable input port had to designed by the manufacturer to accept an unbalanced 75 ohm coaxial cable. Hence, the television's input impedance is 75 ohms. In the case of transmission of digital data, CAT 5 cables are used because of their relatively low loss and excellent rejection of mutual inductive coupling of external noise and signals onto the cable. This is achieved by the use of twisted pair cable with external shielding. CAT 5 cable is a balanced transmission line. CAT 5 cable characteristic impedance is 100 ohms. The digital data transmitter and receivers may have been designed to accommodate CAT 5 transmission medium in this case, hence, the output source impedance and receiver input impedance is 100 ohms. By the way, coaxial cable has excellent rejection of external RF signals and other potential sources of noise because of its design as well. The coaxial cable inner conductor is surrounded by a braided shield along the entire length of the cable. Therefore, signal attenuation characteristics and noise rejection capabilities are not dependent upon whether or not the transmission line is balanced or unbalanced. Excellent signal transmission characteristics can be achieved from both balanced and unbalanced transmission lines. Back in the old days when television reception was dependent upon a set of rabbit ears or an external TV antenna mounted on the roof, called a log-periodic antenna, the transmission line connecting the antenna to the TV receiver was a 300 ohm parallel conductor line. The 300 ohm line was cheaper than coax so the television receiver port was designed with a 300 ohm input impedance. That 300 ohm transmission line was a balanced transmission line. Today, televisions come with an unbalanced 75 ohm cable connection. Therefore, if a home owner wants to connect their new TV to their existing roof mounted log-periodic antenna using their balanced 300 ohm cable they would need to install a device called a balun to convert the 300 ohm balanced connection to a 75 ohm unbalanced transmission line connection. These devices are very common and readily available at electronics stores. Audio cables use balanced transmission lines. The audio amplifier output and speaker input ports are designed for balanced connections..
Why is energy lost in power transmission lines?
Increase the voltage in the lines.
What is the purpose of having a low impedance for transmission lines?
in order to reduce the transmission line losses we need low impedance...Low impedance also improves power transfer capacity of the line..
Why do you expect an infinity line to have an input impedance equal to the caractarictic impedance?
The characteristic impedance of a transmission line is the ratio of voltage to current of the propagating electrical wave. The line input impedance is the result of the superposition of forward and reverse, or reflected waves when the terminating impedance is not adapted. If the line is infinite, nothing returns from its end and only the forward wave exits. The voltage to current ratio is then the line characteristic impedance. Remark that the same occurs when the line is terminated by its characteristic impedance, the forward wave finds a perfect continuity to the load and no energy is reflected back to the line. A matched line is like an infinite line when looked from the input terminals. Long real lossy lines also act as infinite lines for the energy of the reflected wave is dissipated along the line before reaching the source.
What is characteristics impedance?
The characteristic impedance or surge impedance belongs to a uniform transmission line, usually written Z0. It is the ratio of the amplitudes of a single pair of voltage and current waves propagating along the line in the absence of reflections.
What are the methods to improve the surge impedance loading of transmission lines?
By increasing Vr,Reducing in series inductance,increase capacitance
Why ohm's law is not applicants in high power transmission lines?
It's applicable anytime you have a combination of any three: charge, voltage, current, power, or impedance.
Differentiate the advantages and disadvantages between the balanced and unbalanced transmission line?
There actually isn't any advantage or disadvantages of using a balanced verse unbalanced transmission line. Selection of transmission line is based upon several factors: 1) required transmission line impedance between the source and the receiver (load), 2) application of the transmission line (RF, audio, digital data, etc.), and 3) transmit/receive port design. Factor 1, 2, and 3 examples: Radio frequency energy transfer from a (HF, VHF, UHF) transmitter to an antenna requires a transmission line impedance that equals the output source impedance and the antenna's input impedance. The transmitter output source impedance is typically 50 - 75 ohms and the antenna input impedance is usually the same. Real life examples are amateur radio, commercial broadcast radio and television, citizen band radio, etc. Therefore, a 50 or 75 ohm transmission line is needed to couple the RF energy between transmitter and antenna. Coaxial cables are used to transfer RF transmitted energy from the transmitter to a receiver, and coaxial cables are unbalanced transmission lines. Another even more familiar example is your cable television connection. Cable television industries use 75 ohm coaxial cable, therefore, the television's cable input port had to designed by the manufacturer to accept an unbalanced 75 ohm coaxial cable. Hence, the television's input impedance is 75 ohms. In the case of transmission of digital data, CAT 5 cables are used because of their relatively low loss and excellent rejection of mutual inductive coupling of external noise and signals onto the cable. This is achieved by the use of twisted pair cable with external shielding. CAT 5 cable is a balanced transmission line. CAT 5 cable characteristic impedance is 100 ohms. The digital data transmitter and receivers may have been designed to accommodate CAT 5 transmission medium in this case, hence, the output source impedance and receiver input impedance is 100 ohms. By the way, coaxial cable has excellent rejection of external RF signals and other potential sources of noise because of its design as well. The coaxial cable inner conductor is surrounded by a braided shield along the entire length of the cable. Therefore, signal attenuation characteristics and noise rejection capabilities are not dependent upon whether or not the transmission line is balanced or unbalanced. Excellent signal transmission characteristics can be achieved from both balanced and unbalanced transmission lines. Back in the old days when television reception was dependent upon a set of rabbit ears or an external TV antenna mounted on the roof, called a log-periodic antenna, the transmission line connecting the antenna to the TV receiver was a 300 ohm parallel conductor line. The 300 ohm line was cheaper than coax so the television receiver port was designed with a 300 ohm input impedance. That 300 ohm transmission line was a balanced transmission line. Today, televisions come with an unbalanced 75 ohm cable connection. Therefore, if a home owner wants to connect their new TV to their existing roof mounted log-periodic antenna using their balanced 300 ohm cable they would need to install a device called a balun to convert the 300 ohm balanced connection to a 75 ohm unbalanced transmission line connection. These devices are very common and readily available at electronics stores. Audio cables use balanced transmission lines. The audio amplifier output and speaker input ports are designed for balanced connections..
Where is the clutch slave cylinder on a 1993 Jeep Wrangler?
It is on the input shaft of the transmission (inside the bellhousing). to remove it you need to remove the transmission enough to slide the input shaft, remove the hydraulic lines that control it and slide it off the shaft.
What are the disadvantages of Impedance Relay using transmission line fault detection?
Impedance relays for transmission line fault detection can have several disadvantages. They are prone to misoperation during system changes, such as load variations or line outages, which can lead to incorrect fault detection. Additionally, their performance can be affected by the presence of series compensation or long transmission lines, where the measured impedance may not accurately represent the fault location. Finally, they may not effectively distinguish between different fault types, leading to challenges in selective tripping.
Why resistor used in transmission lines?
Resistors are used in transmission lines primarily for impedance matching and to minimize signal reflections. By dissipating excess energy, they help maintain signal integrity over long distances. Additionally, resistors can be employed in termination circuits to prevent standing waves, which can lead to interference and degradation of the signal. Overall, their use enhances the efficiency and reliability of signal transmission.
How many input lines for n-2n decoder?
An n-to-2^n decoder has n input lines. Each combination of the n input lines corresponds to one of the 2^n output lines being activated. Thus, for a decoder to function correctly, it requires exactly n input lines to decode the binary input into a specific output line.
Do radiators have two hoses?
Most have input and output hose do coolant can enter and circulate through radiator and then be returned to the engine. Automatic transmission also has 2 smaller lines running to and from the radiator to the transmission for cooling purposes
