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Summary of Contents for Radio Shack 04A00
- Page 1 Owner’s Manual Please read before using this equipment.
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Page 2: Table Of Contents
ˆ Contents Contents ... 2 Features ... 3 Preparation ... 4 Presetting the Controls ... 4 Presetting Audio Input Devices ... 4 Presetting the Amplifier ... 4 Mounting the Amplifier ... 4 Placing the Speakers ... 4 Connections ... 5 Connecting an Input Source ... -
Page 3: Features
ˆ Features Your Public Address Amplifier gives you the versatility and power you need in a profes- sional sound system. Its wide frequency re- sponse easily handles amplification of voice and music. Use it in meeting halls and audi- toriums, at sports events, in schools, and in the office for paging systems —... -
Page 4: Preparation
ˆ Preparation PRESETTING THE CONTROLS Before you begin making connections or us- ing your amplifier, preset the audio input source’s and the amplifier’s controls to avoid overdriving a channel or producing sudden unexpected loud sounds. Warning: To prevent possible hearing loss, set the audio input device’s and amplifier’s controls as indicated in the following sec- tions. -
Page 5: Connections
The following drawings show recommended speaker placements for typical, narrow, and wide sound coverage. Typical Coverage ˆ Connections CONNECTING AN INPUT SOURCE You can connect a component such as an audio mixer or preamplifier to the inputs on the back of your amplifier. Each input (la- beled ) has a bal- INPUT... -
Page 6: Grounding The Input Source
amplifier. Then, make sure STEREO/MONO on the back of the amplifier is set to GROUNDING THE INPUT SOURCE To avoid a low frequency hum, connect your audio mixer’s or preamplifier’s ground wire (usually black or green) to the on the back of the amplifier. CONNECTING SPEAKERS You can connect one or more 4-, 8-, or 16- ohm speakers to the amplifier. -
Page 7: Bridged Connection
terminals for each channel (as RIGHT shown here). To connect the speaker wires to the amplifier, turn the knob on the terminal counter- clockwise until it stops, insert the bare wire inside the space between the knob and the ampli- fier, then turn the knob clockwise until it stops to secure it. -
Page 8: Using Your Amplifier
ˆ Using Your Amplifier 1. Start the input sound source. 2. Make sure on the front LEFT RIGHT of the amplifier are set to 3. Press to turn on the amplifier. POWER 4. One at a time, adjust LEFT the desired volume level. Turn clockwise to LEFT... -
Page 9: Listening Safely
Listening Safely To protect your hearing, follow these guide- lines when you use headphones. • Set the volume to the lowest setting before you begin listening. After you begin listening, adjust the volume to a comfortable level. ˆ Care To enjoy your PA Amplifier for a long time: •... -
Page 10: The Fcc Wants You To Know
ˆ The FCC Wants You to Know Your amplifier might cause TV or radio inter- ference even when it is operating properly. To determine whether your amplifier is caus- ing the interference, turn off your amplifier. If the interference goes away, your amplifier is causing it. -
Page 11: Specifications
ˆ Specifications Input Impedance ... 20 kOhms Continuous Output Power Stereo at 1 kHz ... 125 Watts Stereo at 1 kHz ... 175 Watts Bridged at 20 Hz to 20 kHz ... 250 Watts (8 ohms) Bridged at 1 kHz ... 350 Watts (8 ohms) Total Harmonic Distortion ... - Page 12 This warranty gives you specific legal rights, and you may also have other rights which vary from state to state. RadioShack Customer Relations, 200 Taylor Street, 6th Floor, Fort Worth, TX 76102 RadioShack A Division of Tandy Corporation Fort Worth, Texas 76102 We Service What We Sell 12/99 32-2004 04A00 Printed in China...
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