using
    Test,
    GNSSSimulator,
    Rotations,
    CoordinateTransformations,
    StaticArrays,
    GNSSSignals,
    Random,
    Unitful,
    LinearAlgebra,
    PhasedArray,
    StructArrays

import Unitful: dB, Hz, kHz, MHz, GHz, dBHz, m, s, rad, ms, μs

const EARTH_RADIUS = 6_360_000m

include("carrier.jl")
include("attitude.jl")
include("doa.jl")
include("existence.jl")
include("satellite.jl")
include("jammer.jl")
include("structural_interference.jl")
include("synthetic_satellite.jl")
include("gain_phase_mism_crosstalk.jl")
include("receiver.jl")
include("measurement.jl")
