Keyword Analysis & Research: what is the transfer function of a filter

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the transfer function of a filter	0.91	0.4	9124	26	41
what	0.76	1	4058	28	4
is	1.21	0.4	1864	5	2
the	0.23	0.4	6754	86	3
transfer	0.08	0.8	8350	25	8
function	0.91	0.8	8073	56	8
of	1.86	1	4920	61	2
a	1.53	0.5	1569	51	1
filter	0.62	0.4	6632	7	6

Keyword	CPC	PCC	Volume	Score
what is the transfer function of a filter	1.07	0.4	7686	60
low pass filter transfer function	0.67	0.1	6878	18
high pass filter transfer function	0.36	0.2	8050	2
filter transfer function	1.72	0.5	8176	21
bandpass filter transfer function	1.97	0.2	8048	87
second order filter transfer function	0.41	1	447	25
butterworth filter transfer function	1.2	1	6259	97
notch filter transfer function	1.39	0.5	6299	34