Features – Radio Shack XL-150 User Manual

Page 2

FEATURES

Your Optimus XL-150 High Power 4-
Channel Stereo Amplifier is designed
to give added punch and power to your
vehicle’s existing autosound system.

The amplifier produces up to 40 watts
(front) and 110 watts (rear) per chan-
nel of clean, powerful sound at all au-
dio frequencies with minimum dis-
tortion. You can connect your auto-
sound system’s low-level or speaker-
level outputs to this amplifier.

Its features include:

14K Gold-Plated Noise-Isolated
Low-Level Input Jacks

—

let you con-

nect low-level (preamplifier) signal in-
puts to match your autosound sys-
tem’s output for the best high-fidelity
performance.

14K Gold-Plated Speaker Terminals

—

designed for low impedance, high

conductivity, and minimum corrosion,
to provide the highest signal transfer
and lowest sound distortion.

Input Level Controls

—

let you adjust

the level of the audio signals that enter
the amplifier.

Automatic Power Switching

—

can

automatically turn the amplifier on or
off when you turn your autosound sys-
tem on or off (depending on how you
hook up the amplifier).

Mute Turn On Circuit

—

eliminates

the thump you hear when you turn on
some amplifiers.

Power Indicator

—

lights when power

is supplied to the amplifier.

Auto-Off

—

protects the amplifier by

temporarily shutting down if it gets too
hot or it detects an input overload. The
amplifier restarts automatically when it
cools or the problem is corrected.

Protection Indicator

—

lights if the

amplifier shuts down its rear channel.

Short Circuit Protection

—

distorts

the amplifier’s sound if any output
channel shorts, alerting you to turn off
the autosound system.

Optimus and RadioShack are registered trademarks used by Tandy Corporation.

12-2015.fm Page 2 Tuesday, July 13, 1999 3:47 PM