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RF switch is used to control the flow of electromagnetic energy. They are designed for the type of the transmission line used, coax, waveguide or microstrip. There r many types of rf switch. mechanical (by hand),electromechanical, uses a celenoid. These are the slower ones normally used in the transformation of energy to a dummy load for maintainance or to standby antennas for non ordinary conditions. faster switches are the PIN using semiconductors but suitable for low power. Gas tubes such as the thyritron are used with higher power and faster switching speed. also ther are ferrite switches with longer life than gas tubes but slower. Finally switching is not necessarly be at the RF. It would be at lower speeds, the RF energy is switched from a path to another in normally much lower than RF speed.
Wiki User
∙ 8y ago
Wiki User
∙ 9y agoRF switch is used to route high frequency signal through transmission paths. There are two groups of the RF switch: the electromechanical switch and the solid state switch.
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How do you work out RF value?
Rf = distance to color/distance to front line
What does an Rf value indicate?
Rf value indicates the relationship of the distance moved by a pigment to the distance moved by a solvent.The Rf can be calculated by the following equation. Rf=distance pigment migrated/distance solvent front migrated.
What is the minimum value of Rf?
Zero
Why does carotene have the highest Rf value?
The Rf value of the xanthophyll is two thirds that of carotene because xanthophyll has an H bond with cellulose, which slows it down, and makes it less soluble in the solvent. Carotene is more soluble in 9:1 petroleum-ether acetone solution, which caused it to be carried higher and have a larger Rf value.
What does it mean when the Rf value is less then 0?
When the Rf value is zero, it generally refers to the position of the substance in the chromatogram. This means it did not move of that origin point.
Does a N64 have to have a RF modulator to use a RF switch?
Yes, a modulator is required if you use a RF cable to connect it to the TV.
What is RF selector switch?
RF refers to 'radio frequency'. A selector switch would select a different range of radio frequencies at each of its positions. RF selector switches would be found on short wave receivers and transmitters.
What is the meaning of in-out isolation in rf switch?
The in-out isolation is the attenuation between input and output ports of the switch when embedded in a circuit, when the switch control voltage corresponds to the "OFF" state of the output port.
What is a rf scale?
An RF scale is a Representative Fraction (RF) Scale
What channel do you use to play the Nintendo 64?
All of the Nintendo systems either play on channel 3 or channel 4. However, unless you have an RF switch the Nintendo 64 will only play on channel 3. The RF switch has a channel selector which lets you toggle between the two channels.
What is HT640 RF encoder?
What is rf transmitter
What is rf surveying?
wt is RF SURVEY?
What is the rf value of cocaine?
Rf is about .45
Do I need AV cables for the n64?
You can choose to connect the Nintendo 64 with either the A/V cables or the optional RF switch. Both can be found on Ebay or Amazon.
What do you mean rf cable?
RF = Radio Frequency
Find the risk-free rate given that the expected rate of return on asset j is 14 percent the expected return on the market portfolio is 12 percent and the beta b for asset j is 1.5?
CAPM equation E(Rj) = rf + b[E(Rm) - rf] 0.14 = rf + 1.5(0.12-rf) 0.14 = rf + 0.18 - 1.5rf -0.04 = rf - 1.5rf -0.04 = (1-1.5)rf -0.04 = -0.5rf rf = 0.08 rf = 8%
When was RF Online created?
RF Online was created in 2005.
