def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = ('CW', 'LIST', 'SWEEP') limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'N9310A': limits.min_frequency = 9e3 limits.max_frequency = 3.0e9 limits.min_power = -127 limits.max_power = 20 else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = ('CW', 'LIST', 'SWEEP') limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'N9310A': limits.min_frequency = 9e3 limits.max_frequency = 3.0e9 limits.min_power = -127 limits.max_power = 20 else: self.log.warning('Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if str.lstrip(self.model) == 'N5172B': limits.min_frequency = 9e3 limits.max_frequency = 6.0e9 limits.min_power = -127 limits.max_power = 9 limits.list_maxentries = 3201 limits.sweep_maxentries = 65535 else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) # SRS has two output connectors. The specifications # are used for the Type N output. limits.min_frequency = 950e3 limits.max_frequency = 6.4e9 limits.min_power = -110 limits.max_power = 16.5 # FIXME: Not quite sure about this: limits.list_minstep = 1e-6 limits.list_maxstep = 2.025e9 limits.list_maxentries = 4000 # FIXME: Not quite sure about this: limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'SG392': limits.max_frequency = 2.025e9 elif self.model == 'SG394': limits.max_frequency = 4.050e9 elif self.model == 'SG396': limits.max_frequency = 6.075e9 else: self.log.warning('Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) # values for SMBV100A limits.min_power = -145 limits.max_power = 30 limits.min_frequency = 9e3 limits.max_frequency = 6e9 if self.model == 'SMB100A': limits.max_frequency = 3.2e9 limits.list_minstep = 0.1 limits.list_maxstep = limits.max_frequency - limits.min_frequency limits.list_maxentries = 1 limits.sweep_minstep = 0.1 limits.sweep_maxstep = limits.max_frequency - limits.min_frequency limits.sweep_maxentries = 10001 # in case a lower maximum is set in config file if self._max_power is not None and self._max_power < limits.max_power: limits.max_power = self._max_power return limits
def get_limits(self): """Limits of Gigatronics 2400/2500 microwave source series. return MicrowaveLimits: limits of the particular Gigatronics MW source model """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 100e3 limits.max_frequency = 20e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 20e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 20e9 limits.sweep_maxentries = 10001 if self.model.startswith('2508'): limits.max_frequency = 8e9 elif self.model.startswith('2520'): limits.max_frequency = 20e9 elif self.model.startswith('2526'): limits.max_frequency = 26.5e9 elif self.model.startswith('2540'): limits.max_frequency = 40e9 else: self.log.warn('Unknown Gigatronics model, you are on your own!') return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) limits.min_power = -145 limits.max_power = 30 limits.min_frequency = 9e3 limits.max_frequency = 6e9 limits.list_minstep = 0.1 limits.list_maxstep = 5.991e9 limits.list_maxentries = 1 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 5.991e9 limits.sweep_maxentries = 10001 if self.model != 'SMBV100A': self.log.warning( 'Model string unknown, hardware limits may be wrong.') return limits
def get_limits(self): """ Right now, this is for Anritsu MG3696B only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 if self.model == 'MG3696B': limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 elif self.model == 'MG3691C': limits.min_frequency = 10e6 # only with Option 4 or 5 limits.max_frequency = 10e9 limits.min_power = -120 limits.max_power = 20 # could be up to 26 dBm for Option 15 else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') limits.list_minstep = 0.001 limits.list_maxstep = limits.max_frequency limits.list_maxentries = 1999 limits.sweep_minstep = 0.001 limits.sweep_maxstep = limits.max_frequency limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Right now, this is for Anritsu MG3696B only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 if self.model == 'MG3696B': limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 elif self.model == 'MG3691C': limits.min_frequency = 10e6 # only with Option 4 or 5 limits.max_frequency = 10e9 limits.min_power = -120 limits.max_power = 20 # could be up to 26 dBm for Option 15 else: self.log.warning('Model string unknown, hardware limits may be wrong.') limits.list_minstep = 0.001 limits.list_maxstep = limits.max_frequency limits.list_maxentries = 1999 limits.sweep_minstep = 0.001 limits.sweep_maxstep = limits.max_frequency limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) limits.min_power = -145 limits.max_power = 30 limits.min_frequency = 9e3 limits.max_frequency = 6e9 limits.list_minstep = 0.1 limits.list_maxstep = 5.991e9 limits.list_maxentries = 1 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 5.991e9 limits.sweep_maxentries = 10001 if self.model != 'SMBV100A': self.log.warning('Model string unknown, hardware limits may be wrong.') return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxentries = 10001 if self.model == 'SMIQ02B': limits.max_frequency = 2.2e9 limits.max_power = 13 elif self.model == 'SMIQ03B': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ03HD': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ04B': limits.max_frequency = 4.4e9 elif self.model == 'SMIQ06B': limits.max_power = 16 elif self.model == 'SMIQ06ATE': pass else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') # check config options for stricter limitations if self._config_freq_max is not None and float( self._config_freq_max) < limits.max_frequency: limits.max_frequency = float(self._config_freq_max) if self._config_freq_min is not None and float( self._config_freq_min) > limits.min_frequency: limits.min_frequency = float(self._config_freq_min) if self._config_power_max is not None and float( self._config_power_max) < limits.max_power: limits.max_power = float(self._config_power_max) if self._config_power_min is not None and float( self._config_power_min) > limits.min_power: limits.min_power = float(self._config_power_min) limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): """ Retrieve the limits of the device. @return: object MicrowaveLimits: Serves as a container for the limits of the microwave device. """ limits = MicrowaveLimits() identify = self._gpib_connection.query('*IDN?') # split the comma separted options and out the entries in an array: identify = identify.strip().split(',') opts = self._gpib_connection.query('*OPT?') # split the comma separted options and out the entries in an array: opts = opts.strip().split(',') limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) # the extended frequency option if 'B11' in opts: limits.min_frequency = 10e6 else: limits.min_frequency = 1e9 if 'SMR20' in identify: limits.max_frequency = 20e9 elif 'SMR27' in identify: limits.max_frequency = 27e9 elif 'SMR30' in identify: limits.max_frequency = 30e9 elif 'SMR40' in identify: limits.max_frequency = 40e9 else: self.error('The SMR device is not of the types ' '"R&S SMR20 or SMR27 or SMR30 or SMR40"! Could not ' 'determine the maximal frequency limit. Set it just to ' '10GHz as default. Please check the device type and the ' 'maximal frequency for your device!') limits.min_power = -130 limits.max_power = 13 # FIXME: Not quite sure about this: limits.list_minstep = limits.min_frequency limits.list_maxstep = limits.max_frequency limits.list_maxentries = 2003 # FIXME: Not quite sure about this: limits.sweep_minstep = limits.min_frequency limits.sweep_maxstep = limits.max_frequency limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'SMIQ02B': limits.max_frequency = 2.2e9 limits.max_power = 13 elif self.model == 'SMIQ03B': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ03HD': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ04B': limits.max_frequency = 4.4e9 elif self.model == 'SMIQ06B': pass elif self.model == 'SMIQ06ATE': pass else: self.log.warning('Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 300e3 limits.max_frequency = 6.4e9 limits.min_power = -144 limits.max_power = 10 limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'SMIQ02B': limits.max_frequency = 2.2e9 limits.max_power = 13 elif self.model == 'SMIQ03B': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ03HD': limits.max_frequency = 3.3e9 limits.max_power = 13 elif self.model == 'SMIQ04B': limits.max_frequency = 4.4e9 elif self.model == 'SMIQ06B': pass elif self.model == 'SMIQ06ATE': pass else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) # SRS has two output connectors. The specifications # are used for the Type N output. limits.min_frequency = 950e3 limits.max_frequency = 6.4e9 limits.min_power = -110 limits.max_power = 16.5 # FIXME: Not quite sure about this: limits.list_minstep = 1e-6 limits.list_maxstep = 2.025e9 limits.list_maxentries = 4000 # FIXME: Not quite sure about this: limits.sweep_minstep = 0.1 limits.sweep_maxstep = 6.4e9 limits.sweep_maxentries = 10001 if self.model == 'SG392': limits.max_frequency = 2.025e9 elif self.model == 'SG394': limits.max_frequency = 4.050e9 elif self.model == 'SG396': limits.max_frequency = 6.075e9 else: self.log.warning( 'Model string unknown, hardware limits may be wrong.') limits.list_maxstep = limits.max_frequency limits.sweep_maxstep = limits.max_frequency return limits
def get_limits(self): """Dummy limits""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 100e3 limits.max_frequency = 20e9 limits.min_power = -120 limits.max_power = 30 limits.list_minstep = 0.001 limits.list_maxstep = 20e9 limits.list_maxentries = 10001 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 20e9 limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Right now, this is for Anritsu MG37022A with Option 4 only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST, MicrowaveMode.SWEEP) limits.min_frequency = 10e6 limits.max_frequency = 20e9 limits.min_power = -105 limits.max_power = 30 limits.list_minstep = 0.001 limits.list_maxstep = 20e9 limits.list_maxentries = 10001 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 20e9 limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Right now, this is for Anritsu MG3696B only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 limits.list_minstep = 0.001 limits.list_maxstep = 70e9 limits.list_maxentries = 1999 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 70e9 limits.sweep_maxentries = 10001 return limits
def get_limits(self): """SynthHD Pro limits""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) # MicrowaveMode.LIST) limits.min_frequency = 53e6 limits.max_frequency = 14e9 limits.min_power = -60 limits.max_power = 20 limits.list_minstep = 0.01 limits.list_maxstep = 14e9 limits.list_maxentries = 100 limits.sweep_minstep = 0.01 limits.sweep_maxstep = 14e9 limits.sweep_maxentries = 100 return limits
def get_limits(self): """ Right now, this is for APSIN6000 only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e3 limits.max_frequency = 6e9 limits.min_power = -50 limits.max_power = 10 limits.list_minstep = 0.001 limits.list_maxstep = 6e9 limits.list_maxentries = 2000 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 6e9 limits.sweep_maxentries = 3501 return limits
def get_limits(self): """ Right now, this is for Anritsu MG3696B only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e6 limits.max_frequency = 70e9 limits.min_power = -20 limits.max_power = 10 limits.list_minstep = 0.001 limits.list_maxstep = 70e9 limits.list_maxentries = 2000 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 70e9 limits.sweep_maxentries = 10001 return limits
def get_limits(self): limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) limits.min_frequency = 9.0e3 limits.max_frequency = 2.4e9 limits.min_power = -144 limits.max_power = self._max_power limits.list_minstep = 0.1 limits.list_maxstep = 3.0e9 limits.list_maxentries = 4000 limits.sweep_minstep = 0.1 limits.sweep_maxstep = 3.0e9 limits.sweep_maxentries = 10001 return limits
def get_limits(self): """ Return the device-specific limits in a nested dictionary. @return MicrowaveLimits: object containing Microwave limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) # Exclude for now the sweep mode since not tested, MicrowaveMode.SWEEP) # SRS has two output connectors. The specifications # are used for the Type N output. if self._MODEL == 'SG392': limits.max_frequency = 2.025e9 elif self._MODEL == 'SG394': limits.max_frequency = 4.050e9 elif self._MODEL == 'SG396': limits.max_frequency = 6.075e9 elif self._MODEL == 'SG386': limits.max_frequency = 6.075e9 else: self.log.error('Model brand "{0}" unknown, hardware limits may ' 'be wrong!'.format(self._MODEL)) limits.min_power = -110 # in dBm limits.max_power = 16.5 # in dBm # FIXME: Not quite sure about this: limits.list_minstep = 1e-6 # in Hz limits.list_maxstep = limits.max_frequency # in Hz limits.list_maxentries = self._MAX_LIST_ENTRIES # FIXME: Not quite sure about this: limits.sweep_minstep = 1e-6 # in Hz limits.sweep_maxstep = limits.max_frequency # in Hz limits.sweep_maxentries = 10001 # FIXME: Not quite sure about this: limits.sweep_minslope = 1 # slope in Hz/s limits.sweep_maxslope = 1e9 # slope in Hz/s return limits
def get_limits(self): """ Return the device-specific limits in a nested dictionary. @return MicrowaveLimits: object containing Microwave limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) # Exclude for now the sweep mode since not tested, MicrowaveMode.SWEEP) # SRS has two output connectors. The specifications # are used for the Type N output. if self._MODEL == 'SG392': limits.max_frequency = 2.025e9 elif self._MODEL == 'SG394': limits.max_frequency = 4.050e9 elif self._MODEL == 'SG396': limits.max_frequency = 6.075e9 else: self.log.error('Model brand "{0}" unknown, hardware limits may ' 'be wrong!'.format(self._MODEL)) limits.min_power = -110 # in dBm limits.max_power = 16.5 # in dBm # FIXME: Not quite sure about this: limits.list_minstep = 1e-6 # in Hz limits.list_maxstep = limits.max_frequency # in Hz limits.list_maxentries = self._MAX_LIST_ENTRIES # FIXME: Not quite sure about this: limits.sweep_minstep = 1e-6 # in Hz limits.sweep_maxstep = limits.max_frequency # in Hz limits.sweep_maxentries = 10001 # FIXME: Not quite sure about this: limits.sweep_minslope = 1 # slope in Hz/s limits.sweep_maxslope = 1e9 # slope in Hz/s return limits
def get_limits(self): """ Return the device-specific limits in a nested dictionary. @return MicrowaveLimits: limits object """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = self._FREQ_MIN limits.max_frequency = self._FREQ_MAX limits.min_power = self._POWER_MIN limits.max_power = self._POWER_MAX limits.list_minstep = 0.1 limits.list_maxstep = 6.4e9 limits.list_maxentries = self._MAX_LIST_ENTRIES limits.sweep_minstep = 0.1 limits.sweep_maxstep = 10e9 limits.sweep_maxentries = 10e6 return limits
def get_limits(self): """ Create an object containing parameter limits for this microwave source. @return MicrowaveLimits: device-specific parameter limits """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.SWEEP) limits.min_frequency = 9000 limits.max_frequency = 4.0e9 limits.min_power = -30 limits.max_power = 18 # fake data for list limits.list_minstep = 0.1 limits.list_maxstep = 3.0e9 limits.list_maxentries = 4000 limits.sweep_minstep = 2.5 limits.sweep_maxstep = (limits.max_frequency - limits.min_frequency) / 2 limits.sweep_maxentries = 65000 return limits
def get_limits(self): """ Right now, this is for Anritsu MG3691C with Option 2 only.""" limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) limits.min_frequency = 10e6 limits.max_frequency = 20e9 limits.min_power = -130 limits.max_power = 30 limits.list_minstep = 0.001 limits.list_maxstep = 10e9 limits.list_maxentries = 10001 limits.sweep_minstep = 0.001 limits.sweep_maxstep = 10e9 limits.sweep_maxentries = 10001 if self.model == 'MG3961C': limits.max_frequency = 10e9 limits.min_frequency = 10e6 limits.min_power = -130 limits.max_power = 30 return limits
def get_limits(self): """ Retrieve the limits of the device. @return: object MicrowaveLimits: Serves as a container for the limits of the microwave device. """ limits = MicrowaveLimits() limits.supported_modes = (MicrowaveMode.CW, MicrowaveMode.LIST) # the sweep mode seems not to work properly, comment it out: #MicrowaveMode.SWEEP) limits.min_frequency = self._FREQ_MIN limits.max_frequency = self._FREQ_MAX limits.min_power = self._POWER_MIN limits.max_power = self._POWER_MAX limits.list_minstep = self._LIST_FREQ_STEP_MIN limits.list_maxstep = self._LIST_FREQ_STEP_MAX limits.list_maxentries = self._MAX_LIST_ENTRIES limits.sweep_minstep = self._SWEEP_FREQ_STEP_MIN limits.sweep_maxstep = self._SWEEP_FREQ_STEP_MAX limits.sweep_maxentries = self._MAX_SWEEP_ENTRIES return limits