How To Use Your Roof To String An Hf Antenna

It tunes up nice on 40m and 20m.

How to use your roof to string an hf antenna.

Most of the cost and complication of factory built multiband antennas comes from the need for impedance matching on each band. This may be your biggest design challenge to figure out where to string the antenna. You can also buy non penetrating mounts that use weights rather than screws to hold them in place. This is something i keep neglecting to consider.

Or you may have to connect one end to your house and the other end to a pole. On vhf i use a roof rack mounted 5 8 λ commercial mobile antenna that retails for 14 95. On using a metal roof as an antenna the joints between panels are likely not soldered and are likely to form corroded diode junctions that generate. Me too with a 100w transceiver but no antenna i wouldn t spend a single penny on factory made hf antennas.

For your balcony you can hang one out the balcony and lay the other on the floor hang it as a vertical dipole if you can get it to the upper balcony or even string or snake it out on the floor of the room both legs. By john portune w6nbc. Twice as high as a vertical for the same band. Wire strung around your house at rain gutter height plus.

The hf bands and 2 meters. That ideally at least assuming low angle radiation is the goal a horizontal antenna needs to be really really high i e. Compromise disguise antennas are no strangers to hams especially on hf. Attic antennas many types of antenna can be mounted in the attic if you don t have radiant barrier tech shield.

The main thing to keep in mind is that the antenna should not be in close proximity of large metal. A pair of tall trees can work well if they are spaced at a convenient distance. I operate hf and vhf mobile every day. But which ones are worth the effort.

Quite versatile and compact to carry. Whatever you do do not put holes in your roof to attach your antenna. In order to mount an antenna on your roof without damaging it you should attach the antenna to the gable the fascia or the chimney. A vertical hf antenna can get away with a height of only λ 4.

Some novel loop disguise techniques. Instead i d invest that money in a remote auto atu that can be used with a wide range of future antennas. My hf antenna is a bug catcher. On the hf bands a bumper mounted homebrew antenna that costs about the same as the vhf antenna added the bonus of a fun day at the workbench.

A simple technical look at an hf horizontal loop of.