Boss Audio Systems RP250 user manual Noise Gate

EQ

The RP250’s EQ helps further shape your tone with Bass, Midrange, and Treble controls. To help get you started, there are four preset EQ curves: Mid Boost (midbst), Scoop (ScooP), Bright (BRight), and Warm (WarM) that can be selected using Knob 1. Bass, Midrange, and Treble parameters range from -12dB to +12dB.

EQ Model - Knob 1 selects between 4 different EQ modes (Mid Boost, Scoop, Bright, and Warm), each with different frequency centers for Mid and Treble. Pressing this knob turns the EQ on and off.

Bass - Knob 2 adjusts the amount of low end level (Bass). Mid - Knob 3 adjusts the midrange level.

Mid Freq (X-EditTMonly) - This parameter selects the frequency that the Mid parameter adjusts. Ranges from 300 Hz to 5000 Hz.

Treb - Knob 4 adjusts the high end level (Treble).

Treb Freq (X-Edit only) - This parameter selects the frequency that the Treb parameter adjusts. Ranges from 500 Hz to 8000 Hz.

Noise Gate

A Noise Gate is designed to eliminate noise while you are not playing, or provide an auto volume swell effect.

Gate Model - Knob 1 selects between the DigiTech® noise gate or the volume swell effect. Values include: gate (Selects the noise gate) and swEll (Selects the volume swell effect.) Press this knob to turn the noise gate on and off.

26Threshold/Swell Sensitivity - Knob 2 sets the signal strength (Threshold) required to