.. include:: /project-links.txt
.. include:: /abbreviation.txt


###############
 Ringmodulator
###############

.. getthecode:: RingModulator.py
    :language: python3
    :hidden:


.. code-block:: py3

    
    from PySpice.Spice.Netlist import SubCircuitFactory
    from PySpice.Unit import *
    
    
    class RingModulator(SubCircuitFactory):
    
        __name__ = 'RingModulator'
        __nodes__ = ('input_plus', 'input_minus',
                     'carrier_plus', 'carrier_minus',
                     'output_plus', 'output_minus')
    
    
        def __init__(self,
                     outer_inductance,
                     inner_inductance,
                     coupling,
                     diode_model,
                    ):
    
            super().__init__()
    
            input_inductor = self.L('input', 'input_plus', 'input_minus', outer_inductance)
            top_inductor = self.L('input_top', 'input_top', 'carrier_plus', inner_inductance)
            bottom_inductor = self.L('input_bottom', 'carrier_plus', 'input_bottom', inner_inductance)
            self.CoupledInductor('input_top', input_inductor.name, top_inductor.name, coupling)
            self.CoupledInductor('input_bottom', input_inductor.name, bottom_inductor.name, coupling)
    
            self.X('D1', diode_model, 'input_top', 'output_top')
            self.X('D2', diode_model, 'output_top', 'input_bottom')
            self.X('D3', diode_model, 'input_bottom', 'output_bottom')
            self.X('D4', diode_model, 'output_bottom', 'input_top')
    
            top_inductor = self.L('output_top', 'output_top', 'carrier_minus', inner_inductance)
            bottom_inductor = self.L('output_bottom', 'carrier_minus', 'output_bottom', inner_inductance)
            output_inductor = self.L('output', 'output_plus', 'output_minus', outer_inductance)
            self.CoupledInductor('output_top', output_inductor.name, top_inductor.name, coupling)
            self.CoupledInductor('output_bottom', output_inductor.name, bottom_inductor.name, coupling)