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Related Concept Videos

Applications of RC Circuits01:22

Applications of RC Circuits

A relaxation oscillator is one of the applications of RC circuits. A neon lamp relaxation oscillator comprises a capacitor, a resistor, a voltage source, and a lamp. The lamp acts like an open circuit, with infinite resistance until the potential difference across the lamp reaches a specific voltage. At that voltage, the lamp acts like a short circuit with zero resistance, and the capacitor discharges through the lamp, thus producing light. Once the capacitor is fully discharged through the...
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Clipper Circuit01:18

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A clipper circuit is a fundamental wave-shaping device that harnesses the unique properties of diodes to alter and control waveform characteristics. This technology is widely used in electronic devices, especially in television and radar communication systems, where it enhances waveform modulation in both transmitters and receivers.
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Design Example: Vintage Mixing Console01:17

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Electric and Magnetic Field Devices for Stimulation of Biological Tissues
13:29

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Published on: May 15, 2021

AM radio circuit using printed electronic components.

Jinsoo Noh1, Junseok Kim, Namsoo Lim

  • 1Printed Electronics of World Class University Program, Sunchon National Univ., Jeonnam 540-742, South Korea.

Journal of Nanoscience and Nanotechnology
|July 26, 2011
PubMed
Summary
This summary is machine-generated.

Researchers utilized printing technologies to create essential components for an amplitude modulation (AM) radio. This printed AM radio successfully detected signals, demonstrating the viability of printed electronics for radio applications.

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Area of Science:

  • Electronics
  • Materials Science
  • Radio Engineering

Background:

  • Printed electronics offer a low-cost, flexible alternative to traditional electronic manufacturing.
  • Amplitude modulation (AM) radio systems rely on specific resonant and detection circuits.

Purpose of the Study:

  • To investigate the feasibility of using printed electronic components for a functional AM radio circuit.
  • To demonstrate the performance of printed inductors, capacitors, resistors, and diodes in an AM radio system.

Main Methods:

  • Fabrication of resonant and detection circuits using printing technologies on plastic foils.
  • Integration of printed inductors, capacitors, resistors, and diodes into an AM radio circuit.
  • Testing the printed circuit's ability to detect a 640 KHz AM radio signal in Sunchon City, Korea.

Main Results:

  • All essential AM radio components (inductor, capacitor, resistor, diode) were successfully printed.
  • The printed AM radio circuit was capable of detecting the 640 KHz AM radio signal.
  • Audio signals were monitored, confirming the functionality of the printed components.

Conclusions:

  • Printing technologies can be effectively used to create functional AM radio circuits.
  • Printed electronic components are viable for use in radio frequency applications.
  • This work paves the way for low-cost, portable, and customizable radio devices.