The Dipoles

The Dipole
    The dipoles are generally half wavelength antennas, these are calculated using the following formula: Total dipole length = 142.5 / F (MHz)
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post 14 Aug 2026



Antennas theory Links

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Adattamenti di impendenza
Lo stub e' un tratto di linea aperto o chiuso in corto circuito

Alford slot antennit 1.3GHZ JA 2.3GHZ taajuuksill
At frequencies above 432MHz, in applications where a horizontally polarized omnidirectional antenna is required, it makes sense to use an Alford Slot-type slot antenna

Antenna Elmer
Here you will find information about wire antennas as well as directional beams

A Long-wire Aerial for Six Metres, GW0GHF
This aerial very useful for both semi-local and sporadic-E on six metre


All Spectrum Electronic

All Spectrum Electronic All Spectrum Electronics Hobby Kits and Electronics Supply

dxengineering Ham Radio Equipment

Dxengineering Ham Radio Equipment DX Engineering Ham Radio Equipment & Supplies

BA-Electronics

BA-Electronics Ba-electronics, a division of products, has added electronic components, test equipment, wire, and supplies to its product offering