Radio Shack BTX-123 User Manual

Cat. No. 19-1204

OWNER’S MANUAL

Please read before using this equipment.

BTX-123

Business Band Transceiver

FEATURES

Your RadioShack BTX-123 Busi­ness Band Transceiver is a porta­ble, two-way business radio service
transceiver that you can carry al­most anywhere. The crystal-con­trolled circuitry provides accurate
and stable channel selection. The
transceiver is compact and light,
making it an ideal choice for your
business needs.

Your transceiver has the following
features:

Factory-Installed Crystals — let you
begin using your transceiver on

154.600 MHz as soon as you re­ceive your license.

Two-Channel Operation — l ets you
install optional crystals so you can
operate your transceiver on anoth­er frequency.

Adjustable Squelch — helps elimi­nate noise between transmissions.

RF Power Switch — lets you set
your transceiver ’s output power lev­el to high (for increased range) or
low (to save battery power).

riety of voice levels to ensure an un­derstandable transmission.

3-Color Receive/Transmit/Battery
Low Indicator — lights green when
you receive transmissions, red wh en
you send transmissions, and yellow
when the battery is low.

Battery Charger — lets you recharge
the transceiver’s battery pack while
the battery pack is connected to or
removed from the transceiver.

Flexible Antenna with BNC Connec­tor — provides excellent reception.
The BNC connector is designed so
you can easily attach and remove
the supplied antenna or an optional
one.

Belt Clip — lets you attach the trans­ceiver to your belt or waistband.

We recommend you record your
transceiver’s serial number here.
This number is on the transceiver’s
back panel.

Serial Number_________________

Built-In Modulation Limiter Circuit —
automatically adjusts for a wide va-

© 1997 Tandy Corporation.

All Rights Reserved.

RadioShack is a registered trademark used by Tandy Corporation.

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CONTENTS

FCC Regulations .............................. ............ .......................................... .......... 4

FCC License Required .................................................................... ....... ... 4

FCC Part 90 Rules ...... ..................... ............ ........... ...................... ............ 5

Additional FCC Regulations ...................................................................... 6

Preparation ....................................................................................................... 7

Powering the Transceiver .......................................................................... 7

Installing/Removing the Battery Pack ................................................. 7

Charging the Battery Pack .................................................................. 7

Connecting the Antenna ............................................................................ 8

Connecting an Optional Antenna ........................................................ 9

Connecting an Earphone or Headphones ................................................. 9

Listening Safely ................................................................................. 10

Traffic Safety ................ ..................... ............ ............ ..................... ... 10

Connecting an Extension Speaker .......................................................... 10

Using the Belt Clip ................................................................................... 10

Using an External Speaker/Microphone ................................................... 11

Changing or Adding Crystals .................................................................... 11

Ordering Crystals .............................................................................. 13

Operation ....................................................................................................... 14

Receiving Transmissions and Adjusting Squelch .................................... 14

Transmitting ............................................................................................. 15

Operational Hints ..................................................................................... 16

Troubleshooting ............................................................................................. 17

Care and Maintenance ........................................................ ....... ..... ....... ....... . 18

Specifications ................................................................................................. 19

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FCC Regulations

This transceiver is intended for use
in the operation of commercial activ­ities, educational, philanthropic, or
ecclesiastical institutions, and hos­pitals, clinics, or medical associa­tions.

Warning: Do not open your trans­ceiver to make any internal adjust­ments except changin g or installing
new crystals. Any other internal ad­justments can lead to illegal opera­tion as defined by Part 90 of FCC
Rules. Such illegal operation can
lead to fines or confiscation of
equipment.

FCC License Required
Before you operate the transceiver,

the FCC (Federal Communications
Commission) requires that you:

• Obtain a license, which you can
get by submitting a completed
FCC Form 600 to the FCC (or
through the PCIA (Personal
Communication Industry Asso­ciation) if you do not already
qualify for the supplied fre­quency).

• Understand P art 90 of the FCC
Rules and Regulations. It is t he
user’s responsibility to see that
this unit is operating at all times
in accordance with the FCC
Rules and Regulations.

• Apply for a frequency through
the PCIA unless you are already
qualified to operate on the sup­plied frequency. The PCIA is a
non-profit organization that
assigns frequencies nationwide
to help prevent conflicts
between different businesses
using transceivers in the same
area.

For more information about getting a
license, contact the PCIA at 800­759-0300, extension 3068 (in Virgin­ia 703-739-0300, extension 3068).
For other questions concerning the
license application, contact the FCC
at 717-337-1212, or write:

FCC
P.O. Box 1040
Gettysburg, PA 17325

For the latest FCC application form
and instructions, call the FCC’s fax­on-demand service at 1-202-418­0177, provide the number of a fax
machine where you can receive doc­uments, and request one or more of
the following documents:

All forms and instructions 000600
Form 600 instructions only 006001
Main Form 600 only 006002
Form 600 schedules only 006003

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If you do not ha ve ac cess to a fax
machine, you can call the Govern­ment Forms Distribution Center at
1-800-418-FORM and request that
the form and instructions be mailed
to you.

FCC Part 90 Rules
You must be familiar with Part 90 of

FCC Rules before you operat e your
transceiver. The operation instruc­tions in this manual conform to Part
90, but do not cover all items in Part

90.
Overall, Part 90 states that:

• You must have a valid license
before you use the transceiver.

• As licensee, you are responsi­ble for proper operation of all
transceivers operating under
your license authority.

• You can let unlicensed persons
operate this transmitter, as long
as you take precautions to pre­vent unauthorized transmis­sions.

• You must use this transceiver
only for the commercial use of
your business, and only when
other commercial channels
(such as the telephone) are
either not available or not practi­cal.

• You must always yield the oper­ating frequency to communica­tions that involve the safety of
life or property.

• You must take reasonable pre­cautions to prevent harmful
interference to other services
operating on the same fre­quency.

• You must not transmit program
material of any kind used in con­nection with commercial broad­casting.

• You must not provide a service
that is normally handle d by tele­phone or telegraph unless such
broadcasts involve the safet y of
life or property or in emergen­cies such as an earthquake, hur­ricane, flood or a similar disaster
where normal communication
channels are disrupted.

• During each transmission or
exchange of transmissions, you
must identify your station with
the call sign issued to you by the
FCC, or once each 15 minutes
during periods of continuous
operation.

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• You must keep a written record
of any maintenance or modifica­tion made to the transceiver,
and you must make this record
available for inspection upon
demand by the FCC.

Violating any of the provisions of
Part 90 can result in fines and/or
confiscation of equipment.

Your transceiver might cau se TV or
radio interference even when it is op­erating properly. To determine
whether your transceiver is causing
the interference, turn off your trans­ceiver . If the interference goes away,
your transceiver is causing it. Try to
eliminate the interference by:

• Moving your transceiver away
from the receiver

ADDITIONAL FCC REGULATIONS
The Business Radio Service is un-

der the jurisdiction of the Federal
Communications Commission
(FCC). Any adjustments or alter­ations that would alter the perfor­mance of the transceiver so it no
longer meets the original FCC type
acceptance or would change the
frequency-determining method are
strictly prohibited.

Replacement or substitution of crys­tals, transistors, ICs, regulator di­odes, or any other component that
is of a unique nature with compo­nents other than those recommend­ed can violate the technical
regulations of the FCC rules or vio­late type acceptance requirement of
the rules.

• Contacting your local Ra­dioShack store for help

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