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Plantronics 325T

Plantronics 325T

See usage instructions for more options and info.

Parametric EQs

You can use filters 1-5 or 1-10. Apply preamp of -6.6 dB or -6.6 dB, respectively.

# Type Fc (Hz) Q Gain (dB)
1 LowShelf 105 0.7 4
2 Peaking 25 1.6 2.6
3 Peaking 51 1.87 4.4
4 Peaking 109 0.88 -6.3
5 Peaking 1553 3.83 -2.1
6 Peaking 2527 4.67 4.1
7 Peaking 3625 4.32 -6.1
8 Peaking 4642 3.79 4.2
9 Peaking 7927 1.17 3.6
10 HighShelf 10000 0.7 6.2

Fixed Band EQs

When using fixed band (also called graphic) equalizer, apply preamp of -12.1 dB (if available) and set gains manually with these parameters.

# Type Fc (Hz) Q Gain (dB)
1 Peaking 31 1.41 7.4
2 Peaking 62 1.41 3.3
3 Peaking 125 1.41 -5.5
4 Peaking 250 1.41 -1.4
5 Peaking 500 1.41 1.3
6 Peaking 1000 1.41 -1.1
7 Peaking 2000 1.41 0.2
8 Peaking 4000 1.41 -0.4
9 Peaking 8000 1.41 5.2
10 Peaking 16000 1.41 11.8

Graphs