Instruction/ maintenance manual of the product PRO-28 Radio Shack
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Ca t. N o . 2 0-508 OWNER’S M ANUAL PRO-28 30 Cha nnel Dir ect Entr y Pro gramm able S can ner Please rea d b efore usi ng th is eq uip ment. 20-5 08 .
2 19 97 Ta ndy Co rpor atio n. A ll Ri ghts Re serve d. Radio Sha ck is a reg istere d tra dema rk us ed by Tandy Co rpora tion. FEA TURES Your new Radi o Shack PRO-28 30 Channel Di rect Entry Pro.
3 Keylock — prevent s you from accid entall y changi ng the scanner ’s pro- gramming. Memory Back up — keep s the chan nel frequenc i e s stored in mem ory for up to 1 hour duri ng a power loss . Low Ba ttery Alarm — lets you know whe n the batteri es get l ow.
4 This owne r’s manual al so inclu des the secti on “A Guide to th e Act ion Bands, ” which l ets y ou target services in y our area by giving you fre- quency ranges to search. You ca n then store a ny of these f requenci es int o memor y fo r easy scanni ng.
5 SCANNING LEGALL Y Your scann er co vers fr eque ncies use d by many di ffe rent gr oups i nclud- ing pol i c e and fir e departments , ambul ance servi c es, governm ent agen- cies, pr ivate compan i es , ama teur r adi o servi ce s, mil i tar y operati ons, pager ser vices, and wireline (t el e phone and teleg r aph ) se r vi ce prov i d- ers.
6 CONTEN TS Pre pa rat ion . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Po wer Sou rc es . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Us ing Int ern al B att erie s . . .
7 T roubleshoot ing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 Re se ttin g th e S ca nne r . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 7 Ca re an d M aint e nanc e . . . . . . . . . . . .
8 PR EP A R A TI ON POWER SOURCES You ca n power yo ur sca nner from any of thr ee sources : • Int er na l bat te ri es (n ot supplied ) • Standa rd AC power ( usi ng an optional AC adapter ) • V ehicle battery po wer (u si ng a n o ptiona l DC a dapter) USING INTERNAL BA TTERIES You can power you r s canner with fo ur AA batter i es.
9 4. In stall t wo batte r i es in t he compartment and two in th e cover as indic at ed by the pol ar i ty sym bo ls (+ a nd –) marked ins i d e. Cautions : • Never m ix r echargeable and non-rech ar ge able bat teries, or rechar geable batteri es of dif ferent ca pacities .
10 The POWER jack power s the scanner and d isconne cts the inter nal b at - ter i es . You c an use t his j ack to conn ect an extern al power source (AC adapt er or DC powe r cord ) rega rdless of the typ e of b atter i es you i nstall. The CH ARGE j ack suppli es power to opera t e the sc anner and also charg es the i nt ernal batteries.
11 1. Connec t the adap ter’s blue-t ipped barr el plug to the adapte r’s cord and set the bar re l pl ug’ s t i p to posit i v e. 2. In sert the adapter ’ s blue-t ipped ba rrel pl ug int o your sca nner ’ s POW ER j ac k.
12 USING VEHICLE BA TTER Y POWER You can power the scanner f r om your v ehicl e’ s ci garett e ligh t er sock et with an opti ona l DC cig are t te li ght er po wer cord (s uch as Cat. No. 270- 1533). Cauti ons: • Th e recom mended DC power cor d supplie s 12 volts and d elive r s at l east 200 mill iamps .
13 • If t he sc anner does not operat e properly when y ou use a DC power cor d, u nplug th e power cord fr om th e cigare t t e ligh ter socket and clean t he socke t to remove ashes and debr is. If it stil l does not o perate pro perly , ch eck the fu se i n the power cord.
14 CONNECTING THE ANTENNA Foll ow t h ese steps to a t t ach the s upplied fl exibl e antenna to the connec- tor on t he top of your sc anner . 1. Alig n the slots ar ound the antenn a’s conn ect or with the tabs on the jack. 2. Press t he antenna down over the ja ck and rotat e the ant enna’s base clo ckwise until it loc ks into place .
15 CONNECTING AN EARPH ONE/ HEADPHONES For pri vate l istening, y ou can plug an ea rphone or m ono hea dphone s (such a s Radio Sha ck Ca t. No. 33- 175 or 20 -210 ) into t he jack o n t op of your sca nner. This aut om ati ca lly di scon nect s the int erna l speaker.
16 CONNECTING AN EXTENSION SP EAKER In a noisy ar ea, an ext ension sp eaker (suc h as Radio Shack Cat. No. 21-549 ) or an amplifi ed spea ker ( such as Radio Shack Ca t. No. 21- 541), positioned in the ri gh t p lace, might pr ovide m ore com fort able l is- teni ng.
17 UNDERST ANDI NG YOUR SCANNER A LOOK A T THE KEYP AD Your s canner’s keys might seem conf using at fi rst, but th i s inf ormation should hel p you understan d each key’ s f unct i o n. SC AN — scans th r ou gh the st ored channels . MANUAL — stops scanni ng an d let s you d irect ly en ter a cha nnel nu m - ber or frequen cy.
18 A LOOK A T THE DISPLA Y The dis pl a y has sever al indi cator s that s how the scan ner’s cur r e nt op- erati ng mode. A quick l ook at the dis pl ay wi ll help yo u underst and how to oper ate your scanner. SRCH — appear s d uring a band search ( b also appears) or a direct search ( d also appears) .
19 b — a ppears dur i ng a ban d s earch. d — a ppears dur i ng a direct search. H — a ppears dur i ng a ban d s earch hold. h — a ppears dur i ng a direct search ho ld.
20 OPER A TION TURNING ON THE SCANNER AND S ETTING SQUELCH 1. T urn SQUELC H full y cl ock wise. 2. T urn VOLUME/O FF clockwise unt i l it cli cks. The scanner aut o m a ti- call y sca ns the 30 channel s.
21 5. Slo wl y turn SQU EL CH cou ntercl oc kwise un til you hear a his sing sound. 6. Adj ust V OL UME /O FF to a comfort abl e l ist ening level . 7.
22 Notes: • If y ou make a m ist ake in Step 2, Error app ears on the di splay and the s canner beeps thr ee t imes. Si mply s tart ag ain fro m Step 2. • Y our scanne r aut omat icall y r ounds the enter ed freque ncy to the neares t valid fre quency .
23 3. T o change th e sea rch direc tion, press t t o s earch do wnward or s to search upwar d. b , SRCH , and t or s ap pear on the displ ay . 4. Wh en t he scanner st ops on an active frequency , you ca n do one of t he f o ll ow i n g: • T o sto re the displaye d frequency into t he moni tor memory , pre ss MON/0 .
24 • T o hold the fr equenc y , press H O LD/BAND. h ap pear s on t he dis- play . T o continue th e search, pres s and hold t or s for about 1 second . Notes: • If y ou want t o step throu gh t he frequenci es whil e h is dis pla yed , press t or s.
25 LISTENING TO THE MONITOR MEMOR Y The scanner has one monitor mem ory. You can use t his me mory to temporar ily st or e a freq uency whil e y ou decide whet her to s t o re it int o a channel . This i s handy f or quickl y st oring an active f re quency wh en y ou search th rough an enti re band.
26 4. Press MO N/ 0 . T he entere d frequency app ears, and th e channel numb er st ar ts fl as hi ng. 5. Press WX/E . The scanner stores the f re quenc y into t he sele cted channel , and t he cha nnel n umber stops flashi ng. SCANNING THE STORED CHANNELS To scan t he stored channe l s , press SCAN .
27 To tur n off t he 2-second delay on any act ive channel , press DEL A Y agai n while t he chann el number is disp lay ed. D disappears from the dis pl a y. Locking Out Cha nnels You can incre ase the eff ectiv e scanning speed by locki ng out indi vidual channel s t hat have a con tinuou s t ransm issi on, such as a weat her chan- nel.
28 LISTENING TO THE WEA THER BA ND The FCC (Fed eral Communicat ions Commi ssion) has allocat ed 11 channel s for use by the Nat i onal O cean ic and Atmospher ic Adminis tra- ti on (NO AA). We hav e prepr ogr ammed y our sc anner wit h the sev en fre- quenci es most commonl y used by NOAA (see “N ationa l Weat her Freque ncies”).
29 A GENERAL GUIDE T O SCANNING Recepti on of t he frequen cies covered by you r scanner is mainl y “li ne-of- sight .” That mean s yo u usu ally cannot h ear stati ons th at are beyon d t he horiz on. GUIDE TO FREQUENCIES National W eather Frequencies * Not prepr ogrammed in this sc anner .
30 GUIDE TO THE ACTION BANDS T ypical Band Usage Prim ary U sa ge As a gener al rule, most of t he r a di o act ivity i s concentrat ed o n the fol - lowi ng fr equencies: VHF Band UHF Band Note: Remote con t r ol stat ions and mob ile uni ts oper ate at 5 MHz higher than t heir associ ate d base st ati ons and rel ay r e peat er units.
31 S p ec if ie d In t e r va ls Frequenc i es i n diff erent bands are a ccessible only at specifi c in t ervals. For ex ample: BAND ALLOCA TION To help decide whic h frequ ency ranges t o s can, us e the f ollowi ng listi ng of the t yp ical s er v ices t hat use the f r e quencies your sca nner rec eives.
32 PUB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P ublic Servi ces . . . . . . . . . . . . ( Publi c Safety, Local Gove rnment, Fores try Co nser vatio n) PSB . . . . . . . . . . . . . . . . . . . . .
33 VH F High B and (148 –174 M Hz) 148 .050 –150 .345 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . CA P , MAR, MIL 150 .775 –150 .790 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
34 173. 3875 –173.5 375 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . M IL 173. 5625 –173.5 875 . . . . . . . . . . . . . . . . . . . . . . . . . . MIL Med ical/C rash Crew s 173. 60–1 73.9 875 . . . . . .
35 A VO IDING IMAGE FREQUENCIES You might discover one of your r e gular s tations on an other f r e quenc y that i s not l isted. It mi ght be what is known as an im age frequen cy. For example, you might fi nd a servic e th at regul arly uses a frequen cy of 453.
36 TROUBLES HOOTING If yo u have problems, her e are some s uggesti ons that might help. I f none o f these s uggestions help, t ake your sc anner to y our local Rad io Sha ck st ore for ass is t an ce. PROBLEM POSSIBLE CAUS E REMEDY Ke ys do not w ork or di sp la y ch an ge s at ra ndom.
37 RESETTING THE SCANN ER If th e scanner’ s displa y locks up or does not w ork pro perly aft er you con- nect power , you mig ht hav e to reset the scan ner . Caution: This proc edur e clear s all th e info r mat ion you have pro- grammed into t he sc anner.
38 CARE AND MAINTENANCE Your Rad i o Shack PRO-28 30 Channel Direct Entr y Programmable Scanner i s an exampl e of s uperior des ign and cr af t smans hip. The fol - lowi ng suggest i ons will hel p yo u care for your sca nner so you can enj oy it for yea rs.
39 SPECIFIC A TI ONS Frequenc y Coverage: 29–54 MHz ( in 5 kHz st eps) 137–174 MHz ( in 5 kHz st eps) 406–512 M Hz (in 12.5 kHz steps) Channels of Operat i on . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 channel s Sen si t iv ity: (FM: 20 dB S/N at 3 kHz deviat ion) : 29–54 MHz .
RADIO SHACK A Division of Tandy Corporation Fort W orth, Te xas 76102 UBZZ01255ZZ 9A7 P rinte d in t he Ph ili ppines Lim it ed O ne-Y e ar W arranty This pro duct is warranted by Radio Sha ck against.
An important point after buying a device Radio Shack PRO-28 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Radio Shack PRO-28 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Radio Shack PRO-28 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Radio Shack PRO-28 you will learn all the available features of the product, as well as information on its operation. The information that you get Radio Shack PRO-28 will certainly help you make a decision on the purchase.
If you already are a holder of Radio Shack PRO-28, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Radio Shack PRO-28.
However, one of the most important roles played by the user manual is to help in solving problems with Radio Shack PRO-28. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Radio Shack PRO-28 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
