User's Manual

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Never-Ending Learning Innovation

Volume Control

• Adjust device volume by rotating the volume knob on the

device. For PA-25W, you can also adjust the volume by

pressing “+” or “-” on the wireless microphone.

Troubleshooting

• Power has been turned on, but the ampliﬁer has no sound:

1. If the LCD is not lit, the unit may need charging.

2. Turn up the volume on both the unit and the microphone

(PA-25W only).

• The ampliﬁer has no sound when using the wireless

microphone (PA-25W only):

1. Conﬁrm both device and microphone are powered on.

2. Conﬁrm the proper pairing. Pair again if necessary.

• The ampliﬁer has feedback:

1. Make sure the microphone is not too close to the ampliﬁer.

2. You may need to turn volume down to avoid feedback.

Never-Ending Learning Innovation

80 Little Falls Road, Fairﬁeld, NJ 07004

1-800-631-0868 • www.HamiltonBuhl.com

Product Registration Instructions

To register your product please visit: www.HamiltonBuhl.com

1. Click on Customer Care

2. Click on the Product Registration Icon

3. Fill out all ﬁelds marked with * to register

Warranty:

Warranty begins the date item ships from our warehouse. All products

have a one year warranty from original date of shipment, unless

otherwise noted.

PAGE 1
flashing Volume Control • Adjust device volume by rotating the volume knob on the device. For PA-25W, you can also adjust the volume by pressing “+” or “-” on the wireless microphone. TM Troubleshooting • Power has been turned on, but the amplifier has no sound: 1. If the LCD is not lit, the unit may need charging. 2. Turn up the volume on both the unit and the microphone (PA-25W only). • The amplifier has no sound when using the wireless microphone (PA-25W only): 1.
PAGE 2
Functions TM Max output power 25W Frequency response 90Hz-18KHz Output impedance 4Ω Operating temp. -14°F-113°F Charging voltage DC 5V 2A+ Operating time 10-12 hours Operating time 8-10 hrs. Charging time 3-5 hours 1. Power/Volume: Rotate the power knob to “ON” to turn on the device. Rotate to “V+” to increase volume or rotate to “V-” to decrease volume (or until turned off). 2.