skrf.network.Network.a

property Network.a: numpy.ndarray

abcd parameter matrix. Used to cascade two-ports

The abcd-matrix 1 is a 3-dimensional numpy.ndarray which has shape fxnxn, where f is frequency axis and n is number of ports. Note that indexing starts at 0, so abcd11 can be accessed by taking the slice abcd[:,0,0].

Returns

abcd – the Impedance parameter matrix.

Return type

complex numpy.ndarray of shape fxnxn

See also

s, y, z, t, a, abcd

References

1

http://en.wikipedia.org/wiki/impedance_parameters