Standing Waves On Twin-Lead Transmission Lines

  • Edwin C. Craig


  1. 1.

    Radio frequency generator with a range up to at least 50 MHz.

  2. 2.

    Electrical wire: Number 12 or 14 gauge house wire long enough to reach across the laboratory.

  3. 3.

    Voltmeter: One high impedance analog meter with a dc voltage range down to a fraction of a volt, for example, an FET meter.

  4. 4.

    Diode: One germanium signal diode.

  5. 5.

    Resistor: One 470 Ω if using number 14 wire; 430 Ω if using number 12 wire.

  6. 6.

    Bolts and nuts: Number 32 size; four bolts, eight washers, four nuts, and four screw eyes.

  7. 7.

    Scrap lumber: A short piece of 1 x 4 board.



Transmission Line Characteristic Impedance Open Transmission Electrical Wire Short Piece 
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Copyright information

© Springer-Verlag New York, Inc. 1994

Authors and Affiliations

  • Edwin C. Craig
    • 1
  1. 1.Cambridge CityUSA

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