**Couplers**
============

*Coupling* refers to the transfer of a signal from one medium or circuit block to another.

.. py:currentmodule:: symplyphysics.laws.electricity.circuits.couplers

**Contents:**

.. toctree::
    :maxdepth: 4


    laws.electricity.circuits.couplers.attenuation_coefficient_of_three_link_microwave_attenuator
    laws.electricity.circuits.couplers.conductivity_for_rectangular_loop_coupler
    laws.electricity.circuits.couplers.full_gain_of_transistor_amplifier
    laws.electricity.circuits.couplers.impedances_for_wilkinson_microstrip_divider
    laws.electricity.circuits.couplers.length_of_section_of_multistage_transformer
    laws.electricity.circuits.couplers.relative_operating_band_of_quarter_wave_transformer
    laws.electricity.circuits.couplers.resistance_of_resistor_in_wilkinson_divider
    laws.electricity.circuits.couplers.transient_attenuation_of_separate_loop_coupler_with_cascade_connection
    laws.electricity.circuits.couplers.wave_resistance_even_mode_of_lange_coupler
    laws.electricity.circuits.couplers.wave_resistance_odd_mode_of_lange_coupler
    laws.electricity.circuits.couplers.wave_resistance_of_lange_coupler