maodevice.transmitter module

Controller of Optical Switch

class maodevice.transmitter.Model3390AWG(com)

Bases: maodevice.scpi.ScpiHandler

Control “Model 3390 Arbitrary Waveform Generator”.

Note

This class is based on “maodevice.scpi.ScpiHandler”.

MANUFACTURER

Manufacturer of the device.

Type:str

PRODUCT_NAME

Name of the device.

Type:str

CLASSIFICATION

Classification of the device.

Type:str

enable_cmds

IEEE-488.2 common commands to use.

Type:list of str

CLASSIFICATION = 'Function generator'

MANUFACTURER = 'Keithley'

PRODUCT_NAME = 'Model 3390 Arbitrary Waveform Generator'

disable_output()

Disable the RF output.

Returns:None

disable_synchronize()

Disable synchronization.

Returns:None

enable_cmds = ['*CLS', '*ESE', '*OPC', '*PSC', '*RCL', '*RST', '*SAV', '*SRE', '*TRG', '*WAI', '*ESE?', '*ESR?', '*IDN?', '*LRN?', '*OPC?', '*PSC?', '*SRE?', '*STB?', '*TST?']

enable_output()

Enables the RF output.

Returns:None

enable_synchronize()

Enable synchronization.

Returns:None

query_frequency()

Query frequency of the signal.

Returns:The frequency value in Hz. Return type:ret (bytes)

query_function()

Query the function of the signal.

Returns:Function of the signal. Return type:ret (bytes)

query_offset_voltage()

Query the DC offset voltage of the signal.

Returns:The DC offset voltage value. Return type:ret (float)

query_pulse_high_low_levels()

Query pulse high and low levels.

Returns:Dictionary of Pulse high and low levels. Return type:ret (dict)

query_voltage()

Query voltage of the signal.

Returns:The voltage value in the specified unit. Return type:ret (float)

query_waveform_polarity()

Query waveform polarity.

Returns:The waveform polarity. Return type:ret (str)

set_dc_offset_voltage(v_off)

Set DC offset voltage of the signal.

Parameters:v_off (float) – The DC offset voltage values. Returns:None

set_frequency(freq)

Set frequency of the signal.

Parameters:freq (float) – Value of the frequency. Returns:None

set_function(func)

Set function of the signal.

Parameters:func (str) – Function of the signal. Returns:None

set_output_termination(ohms)

Set the output termination.

set_pulse_high_low_levels(v_hi, v_low)

Set pulse high and low levels.

Parameters:

• v_hi (float) – Pulse high level.
• v_low (float) – Pulse low level.

Returns:

None

set_voltage(volt, unit='dBm')

Set voltage of the signal.

Parameters:

• volt (float) – An voltage value.
• unit (str) – An unit of the voltage. (Default: ‘dBm’)

Returns:

None

set_waveform_polarity(invert=False)

Set the waveform polarity.

Parameters:invert (bool) – If it is True, the waveform polarity is specified inverted. Returns:None

Components of Optical Transmitter

class maodevice.transmitter.Md20M(com)

Bases: maodevice.core.BaseDeviceHandler

Control “MD-20-M”.

The Optilab MD-20-M Modulator Driver (MD) is a 20 GHz bandwidth RF amplifier in a compact and user-friendly module that provides a high-quality, single-ended voltage to drive an optical modulator.

Note

This class is based on “maodevice.core.BaseDeviceHandler”

Parameters:com (maodevice.communicator) – Communicator instance to control the device.

MANUFACTURER

Manufacturer of the device.

Type:str

PRODUCT_NAME

Name of the device.

Type:str

CLASSIFICATION

Classification of the device.

Type:str

CLASSIFICATION = 'Modulator Driver'

MANUFACTURER = 'Optilab'

PRODUCT_NAME = 'MD-20-M'

set_vadj(vadj)

Set the voltage which controls the duty cycle.

Note

The setting range is 0.01 - 4.99.

Parameters:vadj (float) – The voltage which controls the duty cycle. Returns:None

set_vbias(vbias)

Set the voltage of the output DC voltage.

Note

The setting range is 0.01 - 9.99.

Parameters:vbias (float) – The voltage of the output DC voltage. Returns:None

set_vgain(vgain)

Set the voltage which controls the RF gain.

Note

The setting range is 1.00 - 8.50.

Parameters:vgain (float) – The voltage which controls the RF gain. Returns:None

show_status()

Show the status fo “MD-20-M”.

Returns:Status of “MD-20-M” Return type:ret (bytes)

class maodevice.transmitter.Lta20Q(com)

Bases: maodevice.core.BaseDeviceHandler

Control “LTA-20-Q”.

The LTA-20-Q modular transmitters are a wideband RF-over-fiber transmitter modules designed for antenna remoting and broadband RF transmission applications using single mode optical fiber.

Note

This class is based on “maodevice.core.BaseDeviceHandler”.

Parameters:com (maodevice.communicator) – Communicator instance to control the device.

MANUFACTURER

Manufacturer of the device.

Type:str

PRODUCT_NAME

Name of the device.

Type:str

CLASSIFICATION

Classification of the device.

Type:str

CLASSIFICATION = 'E/O Converter'

MANUFACTURER = 'Optilab'

PRODUCT_NAME = 'LTA-20-Q'

show_status()

Show status of “LTA-20-M”.

Returns:Status of “LTA-20-Q”. Return type:ret (bytes)

class maodevice.transmitter.Pd30M(com)

Bases: maodevice.core.BaseDeviceHandler

Control “PD-30-M”.

The PD-30-M is a 30 GHz bandwidth PIN receiver photodiode module designed for RF over fiber, antenna remoting, and broadband RF transmission applications using single mode optical.

Note

This class is based on “maodevice.core.BaseDeviceHandler”.

Parameters:com – (maodevice.communicator) Communicator instance to control the device.

MANUFACTURER

Manufacturer of the device.

Type:str

PRODUCT_NAME

Name of the device.

Type:str

CLASSIFICATION

Classification of the device.

Type:str

CLASSIFICATION = 'O/E converter'

MANUFACTURER = 'Optilab'

PRODUCT_NAME = 'PD-30-M'

show_status()

Show status of “PD-30-M”.

Returns:Status of “PD-30-M” Return type:ret (bytes)