The kb9vbr 2 meter j pole antenna is 69 inches tall overall.
Mount a yag in attic.
Point the yagi in the direction of the p25 signal.
The 16 watt solar panel sits discreetly on your roof to maintain your home s curb appeal.
In the attic i determined the direction of true north using my phone s compass app aligned the plate accordingly and then attached it to the attic floor with decking screws.
A new control cable was also run between the rotator and the control box in the shack.
Locate best place to mount it by moving the antenna around and radio if necessary.
The only concern with attic mounted antennas is the space available to you for mounting.
If it works mount the antenna in the attic where the signal is best.
However it may be possible to use your loft space to house an inverted v yagi beam antenna.
Works with existing attic venting.
And see if you pick up any of it.
Build a 10 or 20 metre yagi antenna in your attic.
The second person will be up on the roof or wherever you plan to mount the outside antenna and will be aiming the outside antenna.
Rotator attached to plywood mounting plate ready for attic installation.
You will need a peak in your attic that is tall enough for the antenna to fit.
Building an effective hf antenna can be difficult when space is limited building a beam antenna may appear impossible if you don t have enough room to house the directors and reflectors required by these beam antennas.