Acoustic AB50 User Manual

AB50 USER’S MANUAL

50 WATT ACOUSTIC-ELECTRIC BASS AMP

FCC Statements

1. Caution: Changes or modifi cations to this unit not expressly approved by the party responsible for compliance could void the user’s authority to
operate the equipment.

2. Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses,
and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:

•Reorient or relocate the receiving antenna.

•Increase the separation between the equipment and receiver.

•Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.

•Consult the dealer or an experienced radio/TV technician for help.

Three (3) Year Limited Warranty

Subject to the limitations set forth below, Acoustic® hereby represents and warrants that the components of this product shall be free from defects
in workmanship and materials, including implied warranties of merchantability or fi tness for a particular purpose, subject to normal use and service,
for three (3) years to the original owner from the date of purchase.

Retailer and manufacturer shall not be liable for damages based upon inconvenience, loss of use of product, loss of time, interrupted operation
or commercial loss or any other incidental or consequential damages including but not limited to lost profi ts, downtime, goodwill, damage to or
replacement of equipment and property, and any costs of recovering, reprogramming, or reproducing any program or data stored in equipment
that is used with Acoustic® products. This guarantee gives you specifi c legal rights. You may have other legal rights which vary from state
to state. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.

Acoustic
P.O. Box 5111
Thousand Oaks, CA 91359-5111

All trademarks and registered trademarks mentioned herein are recognized as the property of their respective holders.
0807-8010

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www.acousticamplification.com

AB50 USER’S MANUAL

50 WATT ACOUSTIC-ELECTRIC BASS AMP

IMPORTANT SAFETY INSTRUCTIONS

EXPOSURE TO HIGH NOISE LEVELS MAY CAUSE PERMANENT HEARING LOSS. INDIVIDUALS VARY CONSIDERABLY TO
NOISE-INDUCED HEARING LOSS BUT NEARLY EVERYONE WILL LOSE SOME HEARING IF EXPOSED TO SUFFICIENTLY INTENSE
NOISE OVER TIME.

The U.S. Government’s Occupational Safety and Health Administration (OSHA) has specifi ed the following permissible noise level exposures:

DURATION PER DAY (HOURS) 8 6 4 3 2 1 1/2hr. or less

SOUND LEVEL (dB) 90 93 95 97 100 103 110

This symbol is intended to alert the user to the presence of
non-insulated “dangerous voltage” within the products enclosure.

This symbol is intended to alert the user to the presence of important
operating and maintenance (servicing) instructions in the literature
accompanying the unit.

According to OSHA, any exposure in the above

Apparatus shall not be exposed to dripping or splashing. Objects
fi lled with liquids, such as vases, shall not be placed on
the apparatus.

1. Read all safety and operating instructions before using this product.

2. All safety and operating instructions should be kept for future reference.

3. Read and understand all warnings listed on the operating instructions.

4. Follow all operating instructions to operate this product.

5. This product should not be used near water, i.e., bathtub, sink, swimming pool, wet basement, etc.

6. Only use dry cloth to clean this product.

7. Do not block any ventilation openings, it should not be placed fl at against a wall or placed in a built-in enclosure
that will impede the fl ow of cooling air.

8. Do not install this product near any heat sources such as radiators, heat registers, stoves or other apparatus
(including amplifi ers) that produce heat.

9. Do not defeat the safety purpose of the polarized 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 are provided for your safety. If the
provided plug does not fi t into your outlet, consult an electrician for replacement of the obsolete outlet.

10. Protect the power cord from being walked on or pinched, particularly at plugs, convenience receptacles, and the point where
they exit from the apparatus. Do not break the ground pin of the power supply cord.

11. Only use attachments specifi ed by the manufacturer.

12. Use only with the cart, stand, tripod, bracket, or table specifi ed by the manufacturer or sold with the apparatus.
When a cart is used, exercise caution when moving.

13. Unplug this apparatus during lightning storms or when unused for a long period of time.

14. Care should be taken so that objects do not fall and liquids are not spilled into the unit through
the ventilation ports or any other openings.

15. Refer all servicing to qualifi ed service personnel. Servicing is required when the apparatus has been
damaged in any way.

16. WARNING: To reduce the risk of fi re or electric shock, do not expose this apparatus to rain or moisture.

17. When a mains plug or an appliance coupler is used as the disconnect device, the disconnect device shall
remain readily operable.

permissible limits could result in some hearing loss.
Hearing protection must be worn when operating
this amplifi cation system in order to prevent
permanent hearing loss.

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