Skip to content

Latest commit

 

History

History
 
 

Plantronics 325T

Plantronics 325T

See usage instructions for more options and info.

Parametric EQs

In case of using parametric equalizer, apply preamp of -6.7dB and build filters manually with these parameters. The first 5 filters can be used independently. When using independent subset of filters, apply preamp of -6.7 dB.

Type Fc Q Gain
Peaking 43 Hz 0.42 9.2 dB
Peaking 102 Hz 0.74 -9.9 dB
Peaking 4914 Hz 5 2.6 dB
Peaking 9236 Hz 1.11 3.8 dB
Peaking 18137 Hz 0.31 6.2 dB
Peaking 1671 Hz 2.68 -3.3 dB
Peaking 2507 Hz 2.96 5.1 dB
Peaking 3595 Hz 3.13 -6.1 dB
Peaking 4416 Hz 5.24 2.8 dB
Peaking 6171 Hz 6.38 1.4 dB

Fixed Band EQs

In case of using fixed band (also called graphic) equalizer, apply preamp of -9.3dB (if available) and set gains manually with these parameters.

Type Fc Q Gain
Peaking 31 Hz 1.41 7.9 dB
Peaking 62 Hz 1.41 1.6 dB
Peaking 125 Hz 1.41 -5.9 dB
Peaking 250 Hz 1.41 -1.2 dB
Peaking 500 Hz 1.41 1.3 dB
Peaking 1000 Hz 1.41 -1.0 dB
Peaking 2000 Hz 1.41 0.2 dB
Peaking 4000 Hz 1.41 -0.7 dB
Peaking 8000 Hz 1.41 6.5 dB
Peaking 16000 Hz 1.41 8.7 dB

Graphs