Acoustic B450 Manuale d'uso - Pagina 7

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Acoustic B450 Manuale d'uso
fRoNt pANEL
B450
ON
OFF
MUTE
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2
3
1. 1/4" Passive input for bass guitars with
passive pickups.
2. 1/4" Active input for bass guitars with active
pickups. This input is -10 dB from the
passive input.
3. Push mute button to activate mute circuit.
The red light will come on.
4. Set gain control so clip indicator is not lit,
otherwise distortion may occur.
5. Set volume level control to your desired level.
If distortion occurs, reduce level.
6. Active -10 dB notch (at frequencies from 50Hz
to 1kHz) set to approximately 250Hz with the
frequency knob at 12 o'clock. Notch on/off
switch is foot-switchable.
7. Active low frequency control set to boost
(+12 dB) or cut (-12 dB) frequencies centered
around 63 Hz.
9010 Acoustic B450 manual.indd 7
ON
OFF
NOTCH
NOTCH
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B450 USER'S MANUAL
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8. Active low-mid frequency control set to boost
(+12 dB) or cut (-12 dB) frequencies centered
around 150 Hz.
9. Active low-mid control set to boost (+12 dB)
or cut (-12 dB) frequencies centered
around 350 Hz.
10. Active high-mid control set to boost (+12 dB)
or cut (-12 dB) frequencies centered
around 800 Hz.
11. Active high frequency control set to boost
(+12 dB) or cut (-12 dB) frequencies centered
around 2 kHz.
12. Active high frequency control set to boost
(+12 dB) or cut (-12 dB) frequencies set
centered around 5 kHz.
13. When this jewel on/off light is lit, your amp is
on and ready to play.
14. Power switch turns the amp on or off.
450 WATT BASS COMBO
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7/24/09 11:17:59 AM
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