2
FEATURES
©
1998 Tandy Corporation.
All Rights Reserved.
RadioShack and Powerhorn are registered trademarks used by Tandy Corporation.
Your RadioShack TRC-504 Compact
40-Channel Mobile CB Radio is a break-
through in CB design technology. You
can mount it in a vehicle for mobile use,
or in your home for use as a base sta-
tion.
Your CB has these advanced features:
Dual Channel Controls
— let you tune
the channel from the transceiver or the
handset.
RF Gain Control
— lets you adjust the
receiver’s gain to match the strength of
the signal.
Emer
enc
Channel Switch
— lets
you quickly switch to Channel 9 or 19 so
you can monitor or report emergency sit-
uations.
Two-Di
it Channel Displa
with TX
(Transmit) and RX (Receive) Indica-
tors
— lets you see the CB’s operating
status at a glance.
External Speaker Jack
— lets you con-
nect your CB to an external speaker.
Built-In PA (Public Address) Amplifier
— lets you use your CB as a public ad-
dress system when you add an optional
PA speaker.
Backlit Controls —
help you easily find
the right control when you use the CB at
night.
Phase-Locked Loop (PLL) Frequenc
S
nthesizer
— provides highly accurate
and stable tuning.
Two Built-In Ceramic Filters
— ensure
superior channel selectivity and freedom
from adjacent channel interference.
Automatic Modulation Control
— pre-
vents the transmitter signal from over-
modulating and distorting.
Automatic Noise Limiter
— reduces
impulse-type noises while receiving.
Universal Mountin
Bracket
— lets
you mount your CB securely in your ve-
hicle or on a table or shelf in your home.
Note:
To use this CB, you must connect
a mobile or base station antenna. Your
local RadioShack store has a wide vari-
ety of antennas. For more information,
see “Connecting an Antenna” on Page
6.
We recommend you record your CB’s
serial number here. The number is on
the CB’s bottom cabinet.
Serial Number _________________
21-1704.fm Page 2 Thursday, August 5, 1999 1:20 PM
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