Topic: RF Variable Attenuator
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Answers to Common Questions
What is variable waveguide attenuator?
( ′ver·ē·ə·bəl ′wāv′gīd ə′ten·yə′wād·ər ) (electromagnetism) Device designed to introduce attenuation into a waveguide circuit by moving a lossy vane either sideways across the waveguide or into the waveguide through a longitudinal slot. Read More »
Source: http://www.answers.com/topic/variable-waveguide-attenuator
What is variable attenuator?
( ′ver·ē·ə·bəl ə′ten·yə′wād·ər ) (electronics) An attenuator for reducing the strength of an alternating-current signal either continuously or in steps, without causing appreciable signal distortion, by maintaining a substantially constant ... Read More »
Source: http://www.answers.com/topic/variable-attenuator
What is an rf signal attenuator?
Service Tech for a cable company doesn't know what an attenuator is? Figures.... It's a passive device that reduces signal amplitude. If it's an RF attenuator, then it's designed for RF levels. They're usually labeled like -3db or -6db, eve... Read More »
Source: http://answers.yahoo.com/question/index?qid=20070427085536AApUgZO
More Common Questions
Answers to Other Common Questions
An RF Attenuator is a device used to lower the power level of an rf signal. It is like a resistor for RF. They are usually placed in front of a piece of equipment to protect it from being damaged by a high RF level.
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Source: http://answers.yahoo.com/question/index?qid=20060722093204AAvEKB9
An RF generator puts out power, it doesn't attenuate it. I has an output attenuator that you can use to vary the output level, it that's what you mean.
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Source: http://answers.yahoo.com/question/index?qid=20080704235601AAffSc7
To get standing wave you need to fit an integer number of wavelengths in waveguide. A isolater for microwaves might be a directional coupler, this prevents power from being put backwards into it. It is essentially a diode. They have them fo...
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Source: http://answers.yahoo.com/question/index?qid=20080811084621AAyR8bI
