Phonak PFE 121 (gray filter)

Phonak PFE 121 (gray filter)

See usage instructions for more options and info.

Parametric EQs

You can use filters 1-5 or 1-10. Apply preamp of -6.2 dB or -6.2 dB, respectively.

#	Type	Fc (Hz)	Q	Gain (dB)
1	LowShelf	105	0.7	6.3
2	Peaking	154	0.53	-2.3
3	Peaking	1440	2.22	-1.4
4	Peaking	4011	2.87	2.2
5	Peaking	6233	3.25	4.4
6	Peaking	311	1.92	-0.3
7	Peaking	692	2.4	0.8
8	Peaking	1127	4.43	-0.4
9	Peaking	7149	4.3	0.7
10	HighShelf	10000	0.7	-2.6

Fixed Band EQs

When using fixed band (also called graphic) equalizer, apply preamp of -7.4 dB (if available) and set gains manually with these parameters.

#	Type	Fc (Hz)	Q	Gain (dB)
1	Peaking	31	1.41	6.6
2	Peaking	62	1.41	3.6
3	Peaking	125	1.41	-0.4
4	Peaking	250	1.41	-2.2
5	Peaking	500	1.41	-0
6	Peaking	1000	1.41	-0.2
7	Peaking	2000	1.41	-1.3
8	Peaking	4000	1.41	2.7
9	Peaking	8000	1.41	1.4
10	Peaking	16000	1.41	-5.5

Graphs