Device for simulating the locating signals of an ILS beacon

Details Device for simulating the locating signals of an ILS beacon Device for simulating the locating signals of an ILS beacon

1978-07-13

1980-03-25

Wilbur, Maynard R.

Communications: radio wave antennas

Antennas

Balanced doublet - centerfed

35 104, G01S 124

Patent

active

041953002

ABSTRACT:
The present invention relates to a device for simulating the locating signals of an I L S beacon, said device comprising on the one hand two chains in parallel respectively intended for generating sinusoidal modulation I L S signals, each comprising a digital generator for one of said signals and a digital analog converter provided with an input for controlling the reference amplitude of its output voltage and, on the other hand, an at least partially digital arrangement for producing reference voltages for said inputs for controlling the digital/analog converters. The invention is applicable for testing apparatus on board an aircraft.

REFERENCES:
patent: 4068236 (1978-01-01), Alford

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