Antenna Device

This module implements an antenna Tango device for MCCS.

class MccsAntenna(*args: Any, **kwargs: Any)

An implementation of an antenna Tango device for MCCS.

Configure(argin: str) → tuple[list[ska_control_model.ResultCode], list[str | None]]

Configure the antenna device attributes.

Also configures children device that are connected to the antenna.

Parameters:

argin – Configuration parameters encoded in a json string

Returns:

A tuple containing a return code and a string message indicating status. The message is for information purpose only.

Example:

class InitCommand(*args: Any, **kwargs: Any)

Class that implements device initialisation for the MCCS antenna device.

do(*args: Any, **kwargs: Any) → tuple[ska_control_model.ResultCode, str]

Stateless hook for device initialisation.

Initialises the attributes and properties of the MccsAntenna.

Parameters:

• args – positional args to the component manager method

• kwargs – keyword args to the component manager method

Returns:

A tuple containing a return code and a string message indicating status. The message is for information purpose only.

__init__(*args: Any, **kwargs: Any) → None

Initialise this device object.

Parameters:

• args – positional args to the init

• kwargs – keyword args to the init

altitude() → float

Return the altitude attribute.

Returns:

the altitude of the antenna

antennaId() → int

Return the antenna ID attribute.

Returns:

antenna ID

bandpassCoefficient() → list[float]

Return the bandpassCoefficient attribute.

Returns:

bandpass coefficients

calibrationCoefficient() → list[float]

Get the Calibration coefficients.

The coefficients to be applied for the next frequency channel in the calibration cycle.

Returns:

the calibration coefficients

create_component_manager() → AntennaComponentManager

Create and return a component manager for this device.

Returns:

a component manager for this device.

current() → float

Return the current attribute.

Returns:

the current

delayRates() → list[float]

Return the delayRates attribute.

Returns:

delay rate for each beam

delays() → list[float]

Return the delays attribute.

Returns:

delay for each beam

delete_device() → None

Delete the device.

fieldNodeLatitude() → float

Return the fieldNodeLatitude attribute.

Returns:

the Latitude of field node centre

fieldNodeLongitude() → float

Return the fieldNodeLongitude attribute.

Returns:

the Longitude of field node centre

first() → bool

Return the first attribute.

Returns:

the first faulty flag

gain() → float

Return the gain attribute.

Returns:

the gain

init_command_objects() → None

Initialise the command handlers for commands supported by this device.

init_device() → None

Initialise the device.

logicalAntennaId() → int

Return the logical antenna ID attribute.

Returns:

the logical antenna ID

pointingCoefficient() → list[float]

Return the pointingCoefficient attribute.

Returns:

the pointing coefficients

position() → list[float]

Return the position attribute.

Returns:

positions

rms() → float

Return the measured RMS of the antenna.

Returns:

the measured rms

simulationMode(value: ska_control_model.SimulationMode) → None

Set the simulation mode of this device.

Parameters:

value – the new simulation mode

Raises:

ValueError – because this device cannot be put into simulation mode.

spectrumX() → list[float]

Return the spectrumX attribute.

Returns:

x spectrum

spectrumY() → list[float]

Return the spectrumY attribute.

Returns:

y spectrum

temperature() → float

Return the temperature attribute.

Returns:

the temperature

timestampOfLastSpectrum() → str

Return the timestampOfLastSpectrum attribute.

Returns:

the timestamp of the last spectrum

voltage() → float

Return the voltage attribute.

Returns:

the voltage

xDisplacement() → float

Return the horizontal displacement east attribute.

Returns:

the horizontal displacement eastwards from station reference position

xPolarisationFaulty() → bool

Return the xPolarisationFaulty attribute.

Returns:

the x-polarisation faulty flag

xPolarisationScalingFactor() → list[int]

Return the logical antenna ID attribute.

Returns:

the x polarisation scaling factor

yDisplacement() → float

Return the horizontal displacement north attribute.

Returns:

the horizontal displacement northwards from station reference position

yPolarisationFaulty() → bool

Return the yPolarisationFaulty attribute.

Returns:

the y-polarisation faulty flag

yPolarisationScalingFactor() → list[int]

Return the yPolarisationScalingFactor attribute.

Returns:

the y polarisation scaling factor

zDisplacement() → float

Return the vertical displacement attribute.

Returns:

the vertical displacement upwards from station reference position

main(*args: str, **kwargs: str) → int

Entry point for module.

Parameters:

• args – positional arguments

• kwargs – named arguments

Returns:

exit code