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How to connect horn speaker to amplifier? 

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The horn represents an interesting alternative to the corrugated horn in wide-band or dual-band applications, in particular for millimeter waves and for lightweight applications onboard satellites.
The horn would be used as an element of a direct radiating horn cluster for multibeam satellite antenna application.
Above all, the proposed technology makes it compact to design SIW horn antenna of high performance without extra extension after the aperture of the radiating horn.
A horn designed in this way is presented and shown to possess improved performance characteristics in comparison to a smoothly profiled design.
We have developed a new type of high performance feed horn that is fast and easy to fabricate.
Thus the new horn represents an attractive alternative to the corrugated horn antenna.
Results show that the model predicts well the horn efficiency up to 2500 Hz, the limitation being due to the horn radiation impedance modelization.
An advantage of this horn over a circular horn is that different beamwidths are obtainable in the two principal planes.
In practice, the horn design can incorporate a matching network to eliminate the problem.
Diameter functions obtained with the inverse solution are a good match to all three horn profiles.

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