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Tx power support #81

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504458c
Add Transmitter(frequency, power)
JamesMCannon Nov 10, 2025
f491f0a
Add tx.power to ExponentialInput, TableInput, and buildrun() with 1kW…
JamesMCannon Nov 10, 2025
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8 changes: 8 additions & 0 deletions src/Emitters.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -89,6 +89,14 @@ Return a `Transmitter` with zeroed geographic position, 1000 W transmit power, a
"""
Transmitter(frequency) = Transmitter("", 0, 0, frequency)

"""
Transmitter(frequency, power)

Return a `Transmitter` with zeroed geographic position, and
`VerticalDipole` antenna.
"""
Transmitter(frequency, power) = Transmitter{VerticalDipole}("", 0, 0, VerticalDipole(), Frequency(frequency), power)

"""
Transmitter(antenna, frequency, power)

Expand Down
16 changes: 11 additions & 5 deletions src/IO.jl
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Expand Up @@ -25,7 +25,7 @@ The [`electroncollisionfrequency`](@ref) is used for the electron-neutral collis
profile.

- The electron density profile begins at 40 km altitude and extends to 110 km.
- The transmitter power is 1 kW.
- The transmitter power defaults to 1 kW, if not otherwise specified.

# Fields

Expand All @@ -46,6 +46,7 @@ profile.
- `ground_epsrs::Vector{Int}`: ground relative permittivity for each `HomogeneousWaveguide`
segment.
- `frequency::Float64`: transmitter frequency in Hertz.
- `power::Float64`: transmitter power in Watts.
- `output_ranges::Vector{Float64}`: distances from the transmitter at which the field will
be calculated.
"""
Expand All @@ -64,11 +65,13 @@ mutable struct ExponentialInput <: Input
ground_sigmas::Vector{Float64}
ground_epsrs::Vector{Int}
frequency::Float64
power::Float64
output_ranges::Vector{Float64}

function ExponentialInput()
s = new()
setfield!(s, :frequency, NaN)
setfield!(s, :power, 1000.0)
return s
end
end
Expand Down Expand Up @@ -98,6 +101,7 @@ StructTypes.StructType(::Type{ExponentialInput}) = StructTypes.Mutable()
- `ground_epsrs::Vector{Int}`: ground relative permittivity for each `HomogeneousWaveguide`
segment.
- `frequency::Float64`: transmitter frequency in Hertz.
- `power::Float64`: transmitter power in Watts.
- `output_ranges::Vector{Float64}`: distances from the transmitter at which the field will
be calculated.
"""
Expand All @@ -117,11 +121,13 @@ mutable struct TableInput <: Input
ground_sigmas::Vector{Float64}
ground_epsrs::Vector{Int}
frequency::Float64
power::Float64
output_ranges::Vector{Float64}

function TableInput()
s = new()
setfield!(s, :frequency, NaN)
setfield!(s, :power, 1000.0)
setfield!(s, :density, [Vector{Float64}()])
setfield!(s, :collision_frequency, [Vector{Float64}()])
return s
Expand Down Expand Up @@ -395,13 +401,13 @@ function buildrun(s::ExponentialInput; mesh=nothing, unwrap=true, params=LMPPara
ground = Ground(only(s.ground_epsrs), only(s.ground_sigmas))
waveguide = HomogeneousWaveguide(bfield, species, ground)

tx = Transmitter(s.frequency)
tx = Transmitter(s.frequency, s.power)
rx = GroundSampler(s.output_ranges, Fields.Ez)
else
# SegmentedWaveguide
waveguide = SegmentedWaveguide([buildwaveguide(s, i) for i in
eachindex(s.segment_ranges)])
tx = Transmitter(s.frequency)
tx = Transmitter(s.frequency, s.power)
rx = GroundSampler(s.output_ranges, Fields.Ez)
end

Expand Down Expand Up @@ -437,12 +443,12 @@ function buildrun(s::TableInput; mesh=nothing, unwrap=true, params=LMPParams())
ground = Ground(only(s.ground_epsrs), only(s.ground_sigmas))
waveguide = HomogeneousWaveguide(bfield, species, ground)

tx = Transmitter(s.frequency)
tx = Transmitter(s.frequency, s.power)
rx = GroundSampler(s.output_ranges, Fields.Ez)
else
# SegmentedWaveguide
waveguide = SegmentedWaveguide([buildwaveguide(s, i) for i in eachindex(s.segment_ranges)])
tx = Transmitter(s.frequency)
tx = Transmitter(s.frequency, s.power)
rx = GroundSampler(s.output_ranges, Fields.Ez)
end

Expand Down