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Radio Shack BTX-123 - page 1
Cat. No. 19-1204 OWNER’S MA NUAL Please read before using this equipmen t. BTX-1 23 Busin es s Band Transceiver ...
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Radio Shack BTX-123 - page 2
2 FE A TUR ES Y our RadioShack BTX-123 Busi- ness Band Transceiver is a po rta- ble, two-way bu s iness radio serv ice transc eiver that you can carry al- most a nywhere. T he crystal-con- trolled circuitry provides a ccurate and s table chan nel select ion. The transc eiver is compac t and light, making it an ideal choic e for your busines s ne ed ...
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Radio Shack BTX-123 - page 3
3 CONTENTS FCC Regulati on s .... ....... ....... ....... ....... ....... ....... ....... ....... ........ ....... ....... ....... ..... 4 FCC L icense R equired ........... ....... .......... ....... .. ....... .......... .. ....... .......... ..... 4 FCC Part 90 Rules ... ....... ....... ....... ........ ....... ....... ....... ....... ....... .. ...
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Radio Shack BTX-123 - page 4
4 FCC Re gulations This trans ceiver is intended f or use in the ope r ation of comme rcial activ- ities, ed ucational, phi lanthropic, or eccle siastical institutions , and hos- pita ls, cli nics, or m edical associa - tions. Warning: Do not open your trans- ceive r to make any internal adjust- ment s except changing or in stalling new crystals. A ...
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Radio Shack BTX-123 - page 5
5 If yo u do not have access to a fax machine, yo u can call the Go vern- ment Form s Distribution C enter at 1-800-418-FO RM and reques t that the form and inst ructions be mailed to you. FCC Part 90 Rul es Y ou m ust be familiar with Part 90 of FCC Rul es be f ore you operat e your tr ansceiver . The oper ation instru c- tions in this manua l con ...
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Radio Shack BTX-123 - page 6
6 • Y ou must keep a wri tten record of any m aintenance or m odifica- tion made to t he transc eiver , and you m ust make this record availabl e for inspect ion upon dema nd by the FCC. Violating any of the provisio ns of Part 90 can result i n fines and/or confiscat ion of equipm ent. ADDITIONAL FCC REGULA T IONS The Business Radio Service is u ...
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Radio Shack BTX-123 - page 7
7 Prepa rA TION Powering t he T ransceiver Y ou pow er you r transceiver using the suppli ed rechargea ble battery pack. Y o u mu st charge the battery pack before y ou use it (see “Charg - ing the Ba ttery Pack”). Installing/Remov ing the Battery Pack T o in st all th e ba tte ry p ack, s lide it onto the trans ceiver as shown. Caution: The ba ...
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Radio Shack BTX-123 - page 8
8 Follow t hese steps t o charge the battery pa ck. 1. If t he battery pac k is attach ed to the transceive r and t he trans- ceiv er is o n, turn it o ff . 2. Plu g the adapter ’s barrel plug into the CHRG jack on the side of the battery pa ck. T hen plug the adap ter ’s power module into a s tandard AC out let. Warning: Do not use an AC adapt ...
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Radio Shack BTX-123 - page 9
9 1. Align th e slots around t he antenna ’ s con nector with t he tabs on the an tenna jack on top of the tran sceiver . 2. Press the antenna down o ver the ja ck and turn t he ante nna’s base cl ockwise u nt il it lock s into pl ace. T o remove the antenna , turn the an- tenna’s ba se coun terclockwise until it unlocks, then li ft it off th ...
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Radio Shack BTX-123 - page 10
10 Listeni ng Safely T o protect your hearin g, foll ow these guideli nes w hen you u se an ear- phone or headphon es: • D o not liste n at e xtremely h igh volume levels. Extended high- volume listeni ng can lead to perman ent hearing loss. • S et the vo lume to the lowes t setting be fore yo u begin listen- ing. After you begin li stening , a ...
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Radio Shack BTX-123 - page 11
11 Use a Phillip s screwdriver to att ach the b elt c lip t o t he bac k of the t rans- ceiver with the two s upplied screws and washers. Then slide the belt clip over your belt or waistb and. Usi ng an Ext erna l SPEA KER/ Microphone T o con nect an ex ternal speaker/mi - crophone (such as Cat. No. 19-312 or 19-314) to the transceiver , pull up th ...
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Radio Shack BTX-123 - page 12
12 Follow t hese steps to install cr ys- tal s. 1. Remove the ba ttery pack and the antenna. 2. Use a Phillips screwdriver to remove two of the screws on the b attery guide plate as show n. Then loosen the other two screws on t he battery gu ide plate about 4 full t urns. (This makes it easie r to reinsta ll the back cover later). Note: Y ou do not ...
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Radio Shack BTX-123 - page 13
13 7. Replace the two screws you removed f rom the ba ttery guide plate, then t ighten all the screws. 8. Replace t he battery pac k and the a ntenna. Ordering Crystals T o determine the crystals you nee d, use the following formulas: T ransm it Crystal: Operating Frequency 8 Receive Crystal: Operati ng Frequen cy — 10.7 (MHz) 4 For example, to t ...
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Radio Shack BTX-123 - page 14
14 OP ER A T IO N RECEIV ING T RANSMI SSIONS AND ADJUSTI N G SQUELCH Note: Make sure the tra nsceive r ’s anten na is connected before you turn it on. 1. T urn SQU ELCH fully counter- clockwis e. 2. T urn on the transceiver by turn- ing VOLUME clockwise unt il you hear a cl ick an d a h issing soun d. 3. T urn SQUELCH clockwise until the hissing ...
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Radio Shack BTX-123 - page 15
15 5. If you are using the supplied antenna , hold the transceiver so the a ntenna is vertical. 6. Adjust VOLUME to a comfort- able l istening level. 7. T o conserve battery power , set RF POWER to LO. Or , if the person you a re transmittin g to has trouble receivin g your sig- na l , s e t R F P OW E R to HI. 8. T o turn of f the transceiver , tu ...
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Radio Shack BTX-123 - page 16
16 Operat ional Hints Y ou r transceiver ’ s range varies de- pending on factors such as position, terrain, a nd battery condi tion. Build- ings abs orb transm itted signals and , if they contain meta l, might com- plete ly block them. T rees and heavy cloud format ions have a similar ef- fect, though not as severe. If you are near a lake or the ...
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Radio Shack BTX-123 - page 17
17 TRO UBL ES HO O TI NG If your transce iver is not workin g as it should, these s uggest ions m ight help you elim inate the problem. If the transceiver still does not operate properly , take i t to your local RadioShac k store for assistanc e. Pr obl e m Po ss i bl e Ca us es Re me d i e s The t ransceiver does not work at all. The b attery pa c ...
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Radio Shack BTX-123 - page 18
18 CARE AND Maintenance Y our Radi oShac k BTX-123 B usiness B and T r ansceiver is an e xample of superior design and c raftsmanship. The following suggestions will help you c are for the transceiver s o you c an enj oy it f or years. Keep the t ransceiver dry . If it gets wet, wipe it dry im mediately . Liq- uids mig ht conta in minerals t hat ca ...
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Radio Shack BTX-123 - page 19
19 S pec if ic ati ons T ransm itter Frequenc y Cov erage .... .................................... .. ............ 152.255–156.250 M Hz Frequenc y T o lerance .... .................................... .. ............................... .. . ± 1.5 kHz T ype of Modula ti o n ... .. ... .. ....... ....... ....... ........ ....... ....... ....... . ...
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Radio Shack BTX-123 - page 20
RadioS hack A Division of T andy Co rporation Fort Worth, T ex as 761 02 6A7 Printed in Hon g Kong Limited Ninety-Day Wa rranty This product i s warranted by RadioSha ck against manu facturing de- fects i n mate r i al and workmanship under normal use for ninet y (90) days from t he date of purchase f rom RadioS hack com pany-ow ned stores and aut ...
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