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VU2NAN - Nandu
A ¼ λ Ground Plane for 70 cm
It is easy to homebrew this ¼ λ ground plane antenna for 70cm. All one needs is a TNC connector (see inset), 1.6mm brass brazing rod and a pack of ‘M-Seal’(epoxy sealant in dual component lump form).
¼ λ Ground Plane for 70 cm
Radiating element length in inches is 2808/f MHz minus the projecting length of the TNC hot end.
Radial length in inches is 2950/f MHz plus a little for soldering on to the TNC connector flange.
The soldered points are sealed against water ingress using M-Seal.
Nanda Kumar S
Ham Radio Websites World
Harrisburg Radio Amateurs' Club, Inc.
K3WWP's QRP/CW Website
The DX Zone