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First Act MA104 User manual

1
6
FACE P L AT E
BAC K PL AT E
2 3 4 5
7
1. INPUT JACK
Connect guitar or other instrument here
(1/4” jack).
2. VOLUME
Controls output level of amplifier.
3. LED
Light indicates power on/off.
4. GAIN
Controls input level. Increasing gain adds
distortion, or an overdriven rock tone;
decreasing gain produces a cleaner sound.
5. TONE
Turn right to add treble/reduce bass.
Turn left to add bass/reduce treble.
6. POWER
Turns amplifier on/off.
7. POWER ADAPTOR INPUT
Connect the power adaptor included with your
amp here. Use only the adaptor supplied with
this amplifier.
Output Power:
4 watts RMS
Frequency Range:
60 Hz ~ 6 kHz
Speaker:
4.5" / 8W / 4 ohms
Input Sensitivity:
26 mV
Power Supply:
14V DC 500mA
Dimensions: (LxWxH)
8" x 4" x 8"
Weight:
3.5 lbs.
SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE
SPECIFICATIONS
First Act Inc.
745 Boylston Street
Boston, MA 02116 USA
rstact.com
MA104
AMPLIFIER
INSTRUCTION
MANUAL
Customer Assistance
Phone: 888.551.1115
Email: info@firstact.com
1. This unit should be protected from contact
with water, moisture, or liquids of any kind.
2. This amplifier should only be serviced by a
qualified repair technician.
3. This apparatus should not be placed near a
heat source and only use in moderate climates
(permissible operating temperature range
32–104ºF).
4. Do not set heavy objects on the power cable or
allow the cable to be torn. If the cable needs
repair, do not plug the amplifier in. Have the
amplifier repaired immediately by a qualified
service technician.
5. Unplug your amplifier when not in use for
extended periods of time.
6. Turn amplifier power off when not in use.
7. The outside of the amplifier may be cleaned
with a dry cloth only. Do not use water or
chemicals to clean.
8. This unit contains digital circuitry and may
cause interference if placed too close to radio
or television receivers.
9. Do not operate the amplifier if:
» the unit or main cable has been
visibly damaged
» the unit has been dropped
» the unit has been exposed to
moisture/liquids of any kind
» the unit is not functioning properly
Note: If you suspect that your amp is
defective, have it checked and repaired by
a qualified service technician.
10. Do not expose the unit to:
» Direct sunlight
» Excessive humidity
» Excessive dust
» Strong vibration
11. This unit must be properly grounded.
12. To prevent electric shock hazard, do not open
the cabinet or chassis of the amplifier.
First Act and the First Act logo are
trademarks of First Act Inc.
©2008 First Act Inc. All rights reserved.
MA104.M.06
IMPORTANT SAFETY INSTRUCTIONS
Please read carefully before operating your amplier:
Follow these basic precautionary measures to ensure a longer life for your amplifier, and to reduce
the risk of electric shock.

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