The lightning fl ash with arrowhead
symbol, within an equilateral triangle,
is intended to alert you to the presence of
uninsulated “dangerous voltage” within the
product’s enclosure that may be of suffi cient
magnitude to constitute a risk of electric
The exclamation point within an equilateral
triangle is intended to alert you to the
presence of important operating and mainte-
nance (servicing) instructions in the literature
accompanying the appliance.
IMPORTANT SAFETY INSTRUCTIONS
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CAUTION
Explanation of Graphical Symbols
All the safety and operating
instructions should be read before the product is
instructions should be retained for future reference.
All warnings on the product
and in the operating instructions should be
instructions should be followed.
Unplug this product from the wall
outlet before cleaning. Do not use liquid cleaners
or aerosol cleaners. Use a damp cloth for cleaning.
Do not use attachments not
recommended by the manufacturer, as they may
near water—for example, near a bath tub, wash
bowl, kitchen sink, or laundry tub; in a wet basement;
or near a swimming pool; and the like. Follow the
manufacturer’s instructions, and use a mounting
accessory recommended by the manufacturer.
CAUTION: TO REDUCE THE RISK OF
ELECTRICAL SHOCK, DO NOT REMOVE
COVER (OR BACK). NO USER-SERVICEABLE
PARTS INSIDE. REFER SERVICING TO
QUALIFIED SERVICE PERSONNEL.
Do not place this product on an
unstable cart, stand, tripod, bracket, or table. The
product may fall, causing serious injuries to a
child or adult, and serious damage to the product.
Use only with a cart, stand, tripod, bracket,
or table recommended by the manufacturer, or
sold with the product. Any mounting of the
product should follow the manufacturer’s
instructions, and should use a mounting
accessory recommended by the manufacturer.
A product and cart combination
Movement A product and cart combination Movement
should be moved with care. Quick stops,
excessive force, and uneven surfaces may cause
the product and cart combination to overturn.
Slots and openings in the cabinet are
provided for ventilation and to ensure reliable
operation of the product and to protect it from
overheating, and these openings must not be
blocked or covered. The openings should never
be blocked by placing the product on a bed, sofa,
rug, or other similar surfaces. The product should
not be placed in a built-in installation such as a
bookcase or rack unless proper ventilation is
provided or the manufacturer’s instructions
This product should be operated
only from the type of power source indicated on
the marking label. If you are not sure of the type
of power supply to your home, consult your
product dealer or local power company.
For products intended to operate from battery
power, or other sources, refer to the operating
Grounding or Polarization
equipped with a polarized alternating current line
plug (a plug having one blade wider than the
other). This plug will fi t into the power outlet only
one way. This is a safety feature. If you are unable
to insert the plug fully into the outlet, try reversing
the plug. If the plug should still fail to fi t, contact
your electrician to replace your obsolete outlet.
Do not defeat the safety purpose of the
should be routed so that they are not likely to
be walked on or pinched by items placed upon
or against them, paying particular attention to
cords at plugs, convenience receptacles, and the
point where they exit from the product.
For added protection for this product
during a lightning storm, or when it is left
unattended and unused for long periods of time,
18 5/16" ctr to ctr
18 3/8" Enclosure
Front View
Side
View
Top
View
Rear
View
17 1/4" without Brackets
"
8
/
3
3
19" with Brackets
Removeable front panel
hides amplifier adjustments
3/4 View
20Hz to 250Hz, all models
THD+N @ 100HZ, Full Power = 0.2%
into 4 ohm load, all models
(500W = 2,000) (1000W = 1,000)
Effi ciency @ full power into 4 ohm load:
Normal Operating Temperature:
Output Power into 4 ohms:
RackAmp 250 209W rms continuous – 350W pk
500W rms continuous – 700W pk
1000W rms continuous – 1,400W pk
RackAmp 250 120VAC @ 3.15A – Stand-by 100 ma
RackAmp 250 120VAC @ 3.15A – Stand-by 100 ma
240VAC @ 2.50A – Stand-by 50 ma
RackAmp 500 120VAC @ 6.30A – Stand-by 108 ma
240VAC @ 3.15A – Stand-by 54 ma
120VAC @ 10.0A – Stand-by 116 ma
120VAC @ 10.0A – Stand-by 116 ma
240VAC @ 6.30A – Stand-by 58 ma