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INSIDE THIS INSTRUCTION MANUAL
Important Safety Instructions /
Features...............................................................2
Important Information ........................................3
AT-100 Controls ..................................................4-5
Set-up & Warranty Information .........................5-7
Contact Information ...........................................8
CAUTIONCAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
HEED ALL WARNINGS!
WARNING: To reduce the risk or fire or
electrical shock do not expose this
equipment to rain or moisture.
1) Read these instructions.
2) Follow all instructions.
3) Keep these instructions.
4) Heed all warnings.
5)
DO NOT turn on the AT-100 without the
loudspeaker connected.
6) Do not use the AT-100 near water. Be extra
cautious when moving the AT-100 during
rain or while transporting it over wet surfaces
as water might splash onto the amplifier.
6) Clean only with dry cloth.
7) Do not block any ventilation openings and
operate in accordance with manufacturer’s
instructions.
8) Do not install near heat sources such as
radiators, stoves or other devices that may
produce heat.
9) Do not defeat the safety purpose of the
polarization or grounding-type plug. A
polarized plug has two blades with one wider
than the other. A grounding-type plug has two
blades and a third grounding prong. The wide
blade or the third prong is provided for your
safety. If the provided plug does not fit your
outlet, consult an electrician for replacement
of the obsolete outlet.
10) Protect the power cord from being walked on
or pinched, particularly at the plug and the
point where it exits the AT-100 amplifier.
11) Only use attachments / accessories specified
by B-52 Professional.
12) Unplug the AT-100 during lightning storms
and when not in use.
13) Refer all servicing to qualified personnel.
Servicing is required when the AT-100 has
been damaged in any way such as when
power-cord or plug is damaged, liquid has
been spilled into the amplifier, the unit has
been exposed to moisture or rain, does not
operate normally, or has been dropped.
14) To reduce the risk of fire or electric shock, do
not expose the AT-100 to rain or moisture.
15) Moisture can damage the AT-100 and can
cause corrosion of electrical contacts.
16) Keep the unit out of extended or intense
direct sun light. No containers filled with any
type of liquid should be placed on or near the
AT-100.
17)
Never remove the front or rear panels of
the AT-100 while it is connected to an
electrical outlet.
IMPORTANT SAFETY
INSTRUCTIONS!
This B-52 Stealth Series AT-100 has a 100% pure,
all-tube signal path, incredible tone and a wide array of
guitarist friendly features. It combines Russian Sovtek
6L6 power tubes with 12AX7 preamp tubes for solid tube
tone and classic breakup. This roadworthy head provides
serious musicians with monstrous gain, extreme levels of
distortion and a sparkling clean channel. Selectable solid-
state or tube rectification through a Sovtek 5AR4 ensures
complete tonal authenticity.
●
1/4” High and Low Input Jacks
●
Overdrive channel with Gain1, Gain2, assignable Contour,
three band EQ and level controls
●
Clean Channel with Level control, 3 band EQ and Bright switch
●
Master section with Volume, Low-Resonance and
Reverb controls
●
Rugged footswitch for Channel Select, Gain Select, Reverb
on/off and Effects Loop on/off
●
Push switches for channel, gain select and Contour assign
●
Effects send and return with level controls
●
Line out with level control
●
Two speaker output jacks - selector switch for 4, 8 or 16 ohms
●
Ground lift switch
●
Rectifier select switch for: Tube A, Tube AB1 and
Solid-State
●
27” x 11” x 11” (W x H x D)
●
Weight: 52 lbs.
AT-100 FEATURES
SOVTEK TUBE CHART
Power Tubes: 4 x 6L6
Preamp Tubes: 6 x 12AX7
Reverb Tube: 1 x 12AT7
Rectifier Tube: 1 x 5AR4