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This is post 2449 in a continuing series of simple ham radio antennas.
If you want to add some extra "punch" to your 70 centimeter signal, you may want to consider this 4-element Yagi design from "Fuzz The Pi Guy."
With careful attention to element and feed line length, you could get as much as 8.5 dBi gain over a dipole antenna.
Be sure to create you elements and reflectors carefully. Reflectors should be a bit longer and directors a bit shorter than the driven element.
Here are some general comments from the builder:
Thanks for joining us today.
Aloha es 73 de Russ (KH6JRM).