Archive for October, 2007

Episode 17 - Antenna Arrays

Wednesday, October 24th, 2007
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In this episode the subject of antenna arrays is explored. In this we use an excel spreadsheet, linarray2.xls, to explore the topic of a linear array of isotropic radiators. The subject of beam steering is covered in some details, and some example of antenna arrays are discussed. This is the last in our series on antennas for this time.

Try GotoMeeting free for 45 days! An alternative for your vast arrays of meetings. For this special offer, visit www.gotomeeting.com/podcast.

We like to do episodes that are based on our viewer’s suggestions. Please feel free to send us questions or suggestions. If you want have a suggestion for future episodes or on anything we should be doing with this podcast, send me an e-mail at suggestions@learningmeasure.tv. If you have any science, engineering, or even homework question, send it to questions@learningmeasure.tv. If you are a vendor or consultant that would wish to appear on our program, e-mail us at vendors@learningmeasure.tv.

Episode 16 - The Isotropic Radiator

Wednesday, October 10th, 2007
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This is the first in a series of podcasts on the topic of antennas and propagation. In this podcast the basics of an isotropic radiator is reviewed, and the topic of an array of two isotropic radiators is explored. This is done through an excel spreadsheet that one can download here. We hope you find the spreadsheet useful in exploring the array of two isotropic radiators.

Try GotoMeeting free for 45 days! Radiate your wisdom isotropically in meetings. For this special offer, visit www.gotomeeting.com/podcast.

We like to do episodes that are based on our viewer’s suggestions. Please feel free to send us questions or suggestions. If you want have a suggestion for future episodes or on anything we should be doing with this podcast, send me an e-mail at suggestions@learningmeasure.tv. If you have any science, engineering, or even homework question, send it to questions@learningmeasure.tv. If you are a vendor or consultant that would wish to appear on our program, e-mail us at vendors@learningmeasure.tv.

Episode 15 - The Mesh Current Method

Monday, October 1st, 2007
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The topic of this episode was suggested by one of our viewers, they wanted to know more about the mesh current method of analyzing DC circuits. This episode briefly discusses the basics of DC circuit theory, and then goes on to explain how the mesh current method of analyzing DC circuits is applied. This method can be used to solve for unknown currents in a planar circuit. A planar circuit is a circuit that can be drawn on a plane without any crossing wires. A couple of examples are given.

We also announce a new course offering EE121 - Intermediate DC Circuit Analysis, which includes this method in the course. This course was created at the request of three of our customers.

Try GotoMeeting free for 45 days! Increase the power of your meetings. For this special offer, visit www.gotomeeting.com/podcast.

We like to do episodes that are based on our viewer’s suggestions. Please feel free to send us questions or suggestions. If you want have a suggestion for future episodes or on anything we should be doing with this podcast, send me an e-mail at suggestions@learningmeasure.tv. If you have any science, engineering, or even homework question, send it to questions@learningmeasure.tv. If you are a vendor or consultant that would wish to appear on our program, e-mail us at vendors@learningmeasure.tv.