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43 896 (0,512s)

Result

Measuring the resonant frequencies of the cavity resonator

This paper is focused on measuring the resonant frequencies of the cavity rectangular resonator with adjustable length and simulation of electromagnetic field inside this resonator with Comsol Multiphysics....

JA - Elektronika a optoelektronika, elektrotechnika

  • 2015
  • O
Result

Experiments on resonance frequencies of synthetic jet actuators

configurations, two resonant frequencies were revealed. The first resonant frequency resulted the Helmholtz resonator frequency. The effects of actuator orifice length, cavity volume, and cavity ...

BK - Mechanika tekutin

  • 2010
  • Jx
Result

Resonant Frequency of Nanofibrous Layer in Relation to its Rigidity

This paper deals with the acoustic behavior of a resonant nanofibrous layer. It will be shown that the nanofibrous layer has resonance effect, where the absorption tops are observed in the range of middle frequencies. The <...

JP - Průmyslové procesy a zpracování

  • 2005
  • D
Result

SIMPLE RESONANT FREQUENCY TRACKER AND ESTIMATOR

One of the main difficulties of designing resonant power supplies is ensuring the switching frequency stays the same as resonant tanks main resonant frequency frequency.Usual approach is to utilize a PLL. ...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2013
  • D
Result

Open And Closed Tube Method for Determination of Resonance Frequencies of Nanofibrous Membrane

are employed for low-frequency sound absorption. The resonance of the nanofibrous elements. For this purpose, the new method developed for determination of resonance frequencies of mass per unit area on resona...

BI - Akustika a kmity

  • 2015
  • Jx
  • Link
Result

Highly Elastic Textile Conductive Ribbons as Frequency Resonators for Wearable Strain Monitoring

to this properties, textile conductive ribbons shall be used also as frequency resonators shapes of frequency resonators were constructed. The resonant frequency of some of the frequency...

Electrical and electronic engineering

  • 2024
  • D
  • Link
Result

Drive Level Dependence of the Resonant Frequency in BAW Quartz Resonators and his Modeling

Drive level dependence of the resonant frequency in BAW quartz resonators and his modeling...

BI - Akustika a kmity

  • 1999
  • Jx
Result

Fired Roofing tiles Water Absorption Capacity and Resonance Frequencies

Fired Roofing tiles Water Absorption Capacity and Resonance Frequencies...

JI - Kompositní materiály

  • 2004
  • D
Result

The acoustic-resonant istrument for frequency measurement

important mechanical resonant frequency, which is clearly audible, and its simple of the resonant system. The display shows the frequency of the acoustic signal.When tuning the regulation of systems, it is necessa...

JQ - Strojní zařízení a nástroje

  • 2009
  • Gfunk
Result

Coupling of Split Ring Resonators in a Mu-negative Volumetric

of split ring resonators, and aims to show ways to widen the frequency band the greater number of resonators. Widening of the metamaterial response frequency band is caused primarilyby dispersion of the resona...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2008
  • D
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