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How many feet is 1/4 wave lenght for 20 meters

Sagot :

[tex]\sf{﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌﹌}[/tex]

[tex]\rm{\huge{ANSWER:}}[/tex]

❏ The formula for calculating quarter-wavelength in feet is..

  • [tex]\large{\frac{0.3937}{frequency~in~MHz}}[/tex]

❏ Substituting 14 MHz for the frequency, we get..

  • [tex]\large{\frac{0.3937}{14}}[/tex] = 28.03 cm

❏ Converting 28.03 cm to feet..

28.03 cm × ([tex]\large{\frac{1~ foot}{30.48~cm}}[/tex]) ≈ 9.21 feet

[tex]\boxed{\sf\green{✓}}[/tex] Therefore, the exact quarter-wavelength in feet for 20 meters (14 MHz) is approximately [tex]\underline{\sf\red{9.21}}[/tex] feet.

[tex]\sf\small{╰─▸ ❝ @[kenjinx]}[/tex]

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