FIRST ACT MA104 Guitar Amplifier Instruction Manual

: June 17, 2024
: First Act

Table of Contents

MA104 Guitar Amplifier
SPECIFICATIONS
IMPORTANT SAFETY INSTRUCTIONS
References
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MA104 Guitar Amplifier
Instruction Manual

MA104 Guitar Amplifier

FACEPL ATE

FIRST ACT MA104 Guitar Amplifier - FACEPLATE BACKPL ATE

INPUT JACK
Connect guitar or other instrument here (1/4” jack).
VOLUME
Controls output level of amplifier.
LED
Light indicates power on/off.
GAIN
Controls input level. Increasing gain adds distortion, or an overdriven rock tone; decreasing gain produces a cleaner sound.
TONE
Turn right to add treble/reduce bass.
Turn left to add bass/reduce treble.
POWER
Turns amplifier on/off.
POWER ADAPTOR INPUT
Connect the power adaptor included with your amp here. Use only the adaptor supplied with this amplifier.

SPECIFICATIONS

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

FIRST ACT MA104 Guitar Amplifier - GAIN

IMPORTANT SAFETY INSTRUCTIONS

Please read carefully before operating your amplifier:
Follow these basic precautionary measures to ensure a longer life for your amplifier, and to reduce the risk of electric shock.

This unit should be protected from contact with water, moisture, or liquids of any kind.
This amplifier should only be serviced by a qualified repair technician.
This apparatus should not be placed near a heat source and only use in moderate climates (permissible operating temperature range 32–104ºF).
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.
Unplug your amplifier when not in use for extended periods of time.
Turn amplifier power off when not in use.
The outside of the amplifier may be cleaned with a dry cloth only. Do not use water or chemicals to clean.
This unit contains digital circuitry and may cause interference if placed too close to radio or television receivers.
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.
Do not expose the unit to:
» Direct sunlight
» Excessive humidity
» Excessive dust
» Strong vibration
This unit must be properly grounded.
To prevent electric shock hazard, do not open the cabinet or chassis of the amplifier.

Customer Assistance
Phone: 888.551.1115
Email: info@firstact.com
First Act and the First Act logo are
trademarks of First Act Inc.
©2008 First Act Inc. All rights reserved.
MA104.M.06
First Act Inc.
745 Boylston Street
Boston, MA 02116 USA
firstact.com
https://manual-hub.com/