Control Elements; Front Panel - Bugera 1990 User Manual

5
BUGERA 1990 User Manual

Control elements

(1) (2)
Front panel of the BUGERA 1990

Front panel

(1) The POWER switch is used to turn the power of the BUGERA amplifier on
and off.
(2) The STANDBY switch allows you to place the amp in STANDBY mode
(OFF position). This way the amp is idle, but the operational temperature of
the valves is maintained (POWER switch turned on). When the switch is set
to its ON position the amplifier is activated.
! !
ATTENTION!
TO AVOID DAMAGE TO YOUR AMP, NEVER USE THE BUGERA VALVE
AMPLIFIER WITHOUT A LOUDSPEAKER CONNECTED!
(3) The CHANNEL push button switches between the CLEAN and the
LEAD channel.
◊
You can also activate both channels with the supplied footswitch.
Refer to "Footswitch" for details.
(4) This is the VOLUME control that lets you adjust the volume level of the
LEAD channel.
(5) This REVERB rotary knob adjusts the effect level of the built-in REVERB
in the LEAD channel. The provided footswitch activates the REVERB effect
(see Chapter "Footswitch").
(6) This is the VOLUME control that lets you adjust the volume level of the
CLEAN channel.
(7) This REVERB rotary knob adjusts the effect level of the built-in REVERB in
the CLEAN channel. The provided footswitch activates the REVERB effect
(see Chapter "Footswitch").
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(3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14)
(8) The PRESENCE rotary knob changes the tone of the amplifier in the upper
(9) The passive TREBLE control adjusts the upper frequency range.
(10) The passive MID control adjusts the middle frequency range.
(11) The passive BASS control adjusts the lower frequency range.
(12) This GAIN control specifies the input level of the LEAD channel. Turn the
(13) This GAIN rotary knob adjusts the input level of the CLEAN channel.
(14) The jack labeled INPUT is the 1/4" input connector on the BUGERA for hooking
frequencies. This emphasizes the high end and makes the sound crisper.
control to the right to increase the preamplifier's distortion and sustain.
Turning the knob to the right increases the level of the preamplifier and,
therefore, the signal's strength.
up your guitar. Use a commercially available 1/4" mono cable.