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Un buon manuale d’uso
Le regole impongono al rivenditore l'obbligo di fornire all'acquirente, insieme alle merci, il manuale d’uso Radio Shack PRO-63. La mancanza del manuale d’uso o le informazioni errate fornite al consumatore sono la base di una denuncia in caso di inosservanza del dispositivo con il contratto. Secondo la legge, l’inclusione del manuale d’uso in una forma diversa da quella cartacea è permessa, che viene spesso utilizzato recentemente, includendo una forma grafica o elettronica Radio Shack PRO-63 o video didattici per gli utenti. La condizione è il suo carattere leggibile e comprensibile.
Che cosa è il manuale d’uso?
La parola deriva dal latino "instructio", cioè organizzare. Così, il manuale d’uso Radio Shack PRO-63 descrive le fasi del procedimento. Lo scopo del manuale d’uso è istruire, facilitare lo avviamento, l'uso di attrezzature o l’esecuzione di determinate azioni. Il manuale è una raccolta di informazioni sull'oggetto/servizio, un suggerimento.
Purtroppo, pochi utenti prendono il tempo di leggere il manuale d’uso, e un buono manuale non solo permette di conoscere una serie di funzionalità aggiuntive del dispositivo acquistato, ma anche evitare la maggioranza dei guasti.
Quindi cosa dovrebbe contenere il manuale perfetto?
Innanzitutto, il manuale d’uso Radio Shack PRO-63 dovrebbe contenere:
- informazioni sui dati tecnici del dispositivo Radio Shack PRO-63
- nome del fabbricante e anno di fabbricazione Radio Shack PRO-63
- istruzioni per l'uso, la regolazione e la manutenzione delle attrezzature Radio Shack PRO-63
- segnaletica di sicurezza e certificati che confermano la conformità con le norme pertinenti
Perché non leggiamo i manuali d’uso?
Generalmente questo è dovuto alla mancanza di tempo e certezza per quanto riguarda la funzionalità specifica delle attrezzature acquistate. Purtroppo, la connessione e l’avvio Radio Shack PRO-63 non sono sufficienti. Questo manuale contiene una serie di linee guida per funzionalità specifiche, la sicurezza, metodi di manutenzione (anche i mezzi che dovrebbero essere usati), eventuali difetti Radio Shack PRO-63 e modi per risolvere i problemi più comuni durante l'uso. Infine, il manuale contiene le coordinate del servizio Radio Shack in assenza dell'efficacia delle soluzioni proposte. Attualmente, i manuali d’uso sotto forma di animazioni interessanti e video didattici che sono migliori che la brochure suscitano un interesse considerevole. Questo tipo di manuale permette all'utente di visualizzare tutto il video didattico senza saltare le specifiche e complicate descrizioni tecniche Radio Shack PRO-63, come nel caso della versione cartacea.
Perché leggere il manuale d’uso?
Prima di tutto, contiene la risposta sulla struttura, le possibilità del dispositivo Radio Shack PRO-63, l'uso di vari accessori ed una serie di informazioni per sfruttare totalmente tutte le caratteristiche e servizi.
Dopo l'acquisto di successo di attrezzature/dispositivo, prendere un momento per familiarizzare con tutte le parti del manuale d'uso Radio Shack PRO-63. Attualmente, sono preparati con cura e tradotti per essere comprensibili non solo per gli utenti, ma per svolgere la loro funzione di base di informazioni e di aiuto.
Sommario del manuale d’uso
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Pagina 1
Ca t. N o. 20-561 OWNER’S MANUAL PR O-6 3 100 -Cha nne l Portab le Event S canner Plea se read befor e using thi s equ ipmen t. 20-5 61 .f m Pag e 1 Wed ne s day , Au gus t 4, 199 9 3:4 8 P M[...]
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Pagina 2
2 INTRODUC TION Your new Radi o Shac k PRO-63 100-Chan nel Po rtabl e Event Scanner le ts you i n on a ll t he acti on — in the pit s a t the bi g race, on t he si deline s a t a pr o footba ll g ame, or on the s treet s o f your home town. Thi s sca nner gi ve s y ou dir ect a ccess t o over 24 ,000 exci ting fr equen cies, in cludi ng t hose us[...]
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Pagina 3
3 Direct Channel Access — lets you di rect ly acces s any sto red channel whi le y ou scan the bank s. Button — lets you loc k t he scanner ’ s keys t o hel p preve nt accide ntall y chan ging the sca nner ’s program m ing . Priori ty Channel — you can set th e sc anner t o che ck o ne ch an- nel e ver y 2 se conds s o y ou do not miss im[...]
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Pagina 4
4 Your PRO-63 sc anner can rec ei ve all of t hese f req uencies. • 29-54 MHz (10 -Meter Amat eur Radio, VHF Lo, 6- Meter Amateur Rad io) • 108-13 6.9 75 MHz ( Aircr aft/ Air Shows) • 1 37- 1 74 MH z (Airc ra ft/A i r Sho ws , Au to Ra cin g , Go ver nm ent , Moti on Picture /V ideo Indus try , Pro Sports T eams, Radio/ TV Remote Br oad cast [...]
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Pagina 5
5 This owne r’s manu al al so incl udes the se ction “A Gen eral Gui de to Scann i n g,” which hel ps you find frequency r anges t o s can for a wide variet y of broadcast er s . Note : Mobil e use of t his scanner is un lawful or requi r e s a permit in so m e areas . Check the l aws i n your area. FCC NOTICE Your scann er might cause TV or [...]
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Pagina 6
6 SCANNING LEGALL Y Your sca nner covers fr equ encies us ed by many differ ent group s incl uding pol ice and fire depar t ment s, amb ulance ser vices , gov- ernment agencies, privat e compa ni es, amateur radio services, mili tary opera tions , pager ser vices, and wirel ine (telephon e and tel egraph) service provider s. It is le gal t o liste [...]
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Pagina 7
7 CONTEN TS PR EP A R A TIO N .... ... .. ..... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ... .... 9 Connecti ng t he Flex ib l e Antenna .... . .. . ... ... . .. . ... ... . ... . ....... . ...9 Ins t allin g B at te ries ... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. ... .... 9 Import ant I nf orma[...]
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Pagina 8
8 OP T ION S ... .. ... .. .. ... .. ... .. ... .. .. ... .. ... .. ... .. .. ... .. ... .. ... .. ... .. .. ... .. ... .. . 33 Connect i n g Opti onal Power Sources . .. . ....... .. . ....... .. .. ... .. 33 Us ing AC Po we r ... .. ... ..... .. ... .... ... .. ..... ... .. ..... .. ... ..... .. . 33 Us ing Ve hi cle Ba tt ery Po we r ..... .. ..[...]
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Pagina 9
9 PREP AR A TION CONNECTING THE FLEX IBLE ANTENNA 1. Hold t he antenna so i t st ands str aight up. 2. Slip t he sl ot s in t he antenna’ s conne ct or ove r th e tabs on the ANT ja ck on to p of the scanne r . 3. Press down and t urn the ant enna’s bas e clockwise unt il i t locks i nto place. Note : I nst ead of the sup pl ied f lexibl e ant [...]
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Pagina 10
10 Foll ow the se steps to inst al l or repl ace bat teries. 1. If t he scanner is on, turn VOL UM E OF F/MA X ful l y count er - cl ock wis e u n til i t cl ic ks to tur n it o ff. 2. While pressing and ho lding down the b attery c ompartment cover on the bott om of the sca nner , slide t he c over i n the dir ection of the arrow t o remove it . 3[...]
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Pagina 11
11 • Never m ix rec hargeabl e and non-re chargeable b atterie s, or rechar geab le batteri es of dif ferent capaci t i e s. 5. Insert six batteri es in t he batter y holder as indi cated by t he polari ty sym bols (+ and – ) marked on th e battery hol der and insi de the bat tery compart m ent . 6. Replace t he batter y holder in the batt ery [...]
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Pagina 12
12 Important I nformation About t he PWR and CHG Jack s There a re two ex ternal jacks on the lef t side o f the scanne r — PW R and CHG . It is importa nt that you unders tan d the pur pose of each jack befor e you con nect any adapt er to the sc anner . The PW R jack powers the s canner and disconnect s t h e inter nal batt eries . Yo u can use[...]
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Pagina 13
13 Warni ng: Do not co nnect ei ther adapt er to th e scanner’s CHG ja ck if you instal led non- rechar geable bat teri es (standa rd, extr a-li fe, or alkal ine). Non -recha r gea ble bat teries beco me hot a nd can e x - plode if you tr y to rechar ge t hem. It tak es about 10 t o 18 hours to rec harge bat t e ries t hat are f ully discha rged [...]
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Pagina 14
14 3. Afte r 2 seconds, r elease BAND/ • a nd 0 . USING THE BEL T CLIP You can use the b elt cl ip at tached to t he back of the scan ner for hands- free carr ying when you ar e on the go. Simpl y sl i d e the belt cli p over y our belt o r wai st band. 20-5 61.f m Pag e 14 We dne sda y, Augus t 4 , 19 99 3: 48 P M[...]
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Pagina 15
15 UNDERST ANDING YOUR S CANNER A LOOK A T THE KEYP A D A quick l o ok at t he scanner’ s ke ys wil l hel p you underst and the scanner ’s funct ions. Number Keys — ea ch k ey has a single di git on i t and a range of numbers p rinted a bove it. The singl e d igit s ref er to the numb er of a channel or a frequenc y. The range of num bers (80[...]
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Pagina 16
16 WX — scans thr ough t he 10 prep r ogram m ed weat her ch annel s. LIGHT — a quick press turn s on t he di s pl ay’s backli ght f or 5 sec- onds, or turns off th e backli ght if it is on. SEARCH / — star ts searc hi ng for act ive fr equenci es so y ou can fi nd o nes you want to store, or sel ects t he search dir ection when you scan ch[...]
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Pagina 17
17 M.SCAN — app ear s wit h nu m be rs ( 0-9) t o show which cha nnel- storag e banks ar e turned on for s canning. A b ar under th e num ber shows tha t the cha nnel -stor age bank i s se lected . See “Band s and Banks” on Page 18. BA T T — fl ashe s when the batteri es ar e low. CH — appear s with a number (00- 99) to show whi ch of the[...]
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Pagina 18
18 BANDS AN D BANKS SEARCH BANDS Your s canner can t une over 24 ,000 diff erent frequenci es. Each of these frequenci es is c ontained wi thin a group of frequen ci e s call ed a band. The sca nner use s permanen t me mory lo cations call ed search bands (0-9) to group these ban ds. You can s earch these b ands to qui ckly find ac tive f requenci [...]
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Pagina 19
19 Notes: • The fr equencies i n the s canner’s sear ch bands are pr eset. Y ou ca nnot c hange them . • “Band Al l ocat ion” on Page 42 lists freque ncy ranges and t he broadcas ters you are likel y to hear on th ose f requ encies. • Althou gh the scanner displays 108-137 when you sele ct search ba nd 2, it re ceives frequenc ies of 10[...]
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Pagina 20
20 BASIC OPERA TION TURNING ON THE SCANNER AND SETTING SQUELCH No te: Make sure the scan ner ’s antenn a is connect ed before you turn it o n. 1. T urn SQUELCH M IN/MAX fully counterc lockwi se. 2. T urn VOL UM E OF F/MA X clock wise until it clicks a nd you hear a hissi ng so und. 3. T urn SQUELCH MIN/ MAX clock w ise , then leav e it set to a p[...]
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Pagina 21
21 Notes: • If t he scanner pi cks up unwant ed, part ial, o r very weak trans- missions, turn SQUELCH MIN/MAX clock wise to decrease the scanner’ s sen sitivity to th ese signal s. I f you want t o lis t en t o a weak or di st a nt stat ion, turn SQUELCH MIN/MAX coun ter- clockwi se. •I f SQUELCH M IN/MAX is adjus ted so you always hear a h [...]
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Pagina 22
22 Limi t Se ar c h If you do not know a frequ ency to store , y ou c an sele ct a searc h band cont aining a prep rogram med frequ ency range and searc h that r a nge f or a cti ve frequenci es. Then you ca n store fr equencies you fi nd there into cha nnels. SRCH appears on t he display dur ing a search . 1. Press BAND/ • . 2. Withi n about 2 s[...]
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Pagina 23
23 When the scann er stops on an act ive fr equency, pres s EN TER to store it i n the f lashi ng channel or press an d hold or for abo ut a second to cont inue the searc h. Notes: • T o search the fre quency band upward or downwar d step by step (5, 12.5 , or 25 kHz), quickly press and r elease or . or disappear s f rom the dis play . See “Spe[...]
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Pagina 24
24 Hint: I f you ar e storin g a f requency use d by a spec i fi c broad- cast er (such as a raci ng team) , you can remembe r where you stor ed the frequ ency by stori ng it in t h e same channel numb er as t he team’ s car numbe r . No te: If you ent er an inval id channel number , t he sc anner beeps th ree times and Er ro r flashes on the dis[...]
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Pagina 25
25 • If yo u tried t o s tore a f r equency i n a locked channel , the scanner beeps onc e and L (ne xt to the channel numbe r) and LOC flash on the displ ay , then the freque ncy flash es. T o store t he fr equency , e ither unlock the channel ( s ee “Using Channel Lo ck” on Page 30) and repe at Steps 1-4, or repeat Steps 2-4 to s elect an o[...]
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Pagina 26
26 Notes: • Y ou can manually s el e ct any chan nel in a ban k, even if t he bank is turned of f. • Y ou cannot turn off al l banks. There must be at le ast one acti ve bank. • Y ou cannot turn on a bank where all the channels in the bank are ski pped ( see “Ski pping Channel s” on Page 28). Scanning a Cha nne l-Storage Bank You can sca [...]
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Pagina 27
27 Follo w t hese st eps to m anually select a channel . 1. Press MANUAL . MAN app ear s o n the di splay . 2. Enter th e channe l number . 3. Press MANUAL . 4. T o select a nother channel wi t h in t he b ank, r epeatedly press to selec t hi gher ch annel s or to sel ect lower chann el s. Or, if your scan ner is scanni ng and s tops at t he desir [...]
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Pagina 28
28 ADV ANCED OPE RA TION DELA Y Many agenci es use a tw o-way r adio syste m that m ight have a pause of sever al secon ds between a query and a re pl y. Your scanne r’s delay f eat ure lets it wai t f or 2 seconds af ter each tr ans- missi on on a channel or fre quenc y w hil e sca nning or searchi ng. To pr ogram a 2 -second delay, pr ess DELA [...]
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Pagina 29
29 To remove t he skip fro m a channe l , manual ly sel ect t he cha nnel, then p ress SKIP . SKIP di sappear s from the display. Notes: • The scanner automat ical l y s ki ps empty ch annels. • Y ou ca nnot r emove t he skip from an empt y chan nel. PRIORITY You can scan throug h channel s and st ill not m is s an im p o rt ant or inter esti n[...]
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Pagina 30
30 USING CHANNEL LOCK When y ou enter a f requency into a cha nnel , the sc anner aut omat- ical l y locks t he channel t o pr event it from b eing ov erwr itt en by an- other frequenc y. L a ppear s t o the lef t of the ch annel number. To unloc k a channel, pre ss LO C K . L disapp ears from the di splay. Foll ow the se steps to unloc k all chann[...]
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Pagina 31
31 USING THE A TTENUA TOR To redu ce i nter ferenc e or no is e caused by st rong s ignals , you can reduce t he scanner’s se nsitivi ty to th ese signal s. Press AT T until AT T appear s on the disp l ay to red uce the scanne r’ s sens itivit y. Note : If you turn on this f eature, the sc anner might not recei ve weak signal s. To turn of f th[...]
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Pagina 32
32 3. Afte r a secon d, re lease 2 and ENTER . USING THE KEYLOCK Onc e you p rogram you r sc anner, you can pr otec t it fro m a cci den- tal progr am changes by turni ng on the keylock f eature. When the keypad is locked, the only cont rols t hat o perate ar e LIG HT , VOL - UME O FF/MAX , a nd SQUELCH MIN/MAX . (However , the sc anner conti nues [...]
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Pagina 33
33 OPTI ONS CONNECTING OPTIONA L POWER SOURCES Using AC Power To opera te the sc anner fro m AC power, you ne ed an AC a dapter such as Radio Shack Cat. No. 273-1665. Cautions : • T o prevent el ectr i c shock , the plug’ s blades are pola r ized and fi t only one way . If t he plug does not fit easi ly , tur n it over and try agai n. Do not fo[...]
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Pagina 34
34 No te: If yo u inst alled rec hargeable n i c kel-ca dmiu m batt erie s in the s canner, you can connect t he AC adapter to the CHG jack. Simpl y rem ove the rub ber cap from the CHG jack , conne ct the AC adapt er’s barrel pl ug t o the jac k , then pl ug t he adapt er’s power modu l e int o a standard AC outlet. This power s the scanne r a[...]
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Pagina 35
35 Notes: • If you i nstall ed recha rgeable nick el-ca dmium bat teri es in the scanner , you ca n connect th e DC cigarette l ighter adapter to th e CHG jack. Simply remov e t h e rubber cap from the CHG jack, co nnect t he adapter’ s b arrel plug t o the jack , t he n plug the oth er en d of the a dapter into you r vehicle’ s cigar ette li[...]
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Pagina 36
36 When de cidin g on a mobile or base-st at ion antenn a and its loca- ti on, consi der the followi ng: • Th e anten na should be mounted as hi gh as possibl e. • Th e ante nna and antenna cabl e should be as f ar as possi ble fro m sour ces of el ectrica l noi se (appli ances, i gnition sys- tems, gauges, and so on) . • Th e anten na should[...]
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Pagina 37
37 Warni ng: Us e extreme ca ution whe n you instal l or remov e an out- door antenn a. If the antenna st arts to fa ll, let it go! It c ould conta ct overhead power line s. If the antenna touc hes a power li ne, co ntact with the antenna, mast , cable, or guy wi res can cause el ectrocu- tion and deat h. Call t he power com pany to remove th e ant[...]
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Pagina 38
38 • Do not l isten at extr emel y hig h volume level s. Ext ended high- volume l i stening can lead to p erman ent hea ring lo ss. • Onc e you set t he volume, do not i ncrease it. Over t ime, your ears adapt to th e volume l evel, so a volum e leve l t hat doe s not cause d iscomfo r t mi ght s till damage your hearing. T raf fi c Sa fe ty Do[...]
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Pagina 39
39 A GENERAL GUIDE T O SCANNING Recepti on of t he frequenci es covered by your scanner i s mainly “li ne-of- sight . ” Th is means you ca nnot us ually hea r sta t ions that are beyond t he hor izo n. UNITED ST A TES BROAD CAST BAND In the Uni ted Stat es, ther e ar e se veral br oadcast bands. The stan- dard AM and FM b ands ar e proba bly th[...]
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Pagina 40
40 UHF Band (3 0 0.00 MHz — 3.0 G H z ) Broa dca st T ype Se ar c h Band Fre que nc y Ran ge ( MHz ) 2- Me te r Am at eu r 4 1 44. 00 1 48. 00 Auto Racing, Motion Pic- tu re/Video Ind ustry , Pro Sports T eams, R adio/TV Remote Broa dcast Pick- up, Stadium s/V enues 5 148 .00 1 74 .00 Br oad cast Type Se ar c h Band Fre quenc y Rang e (MHz) Milit[...]
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Pagina 41
41 PRIMARY USAGE As a general r u l e, most radio acti vity is concen trated on th e follow- ing f requenc ies: VHF Band UHF Band Note: Remot e con trol sta ti ons and mobile units oper ate at 5 MHz higher than t heir as sociat ed base stat ions and r elay repeater units . Broa dca st T ype Searc h Band Fre que nc y Ran ge ( MH z ) G o ve rnment , [...]
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Pagina 42
42 SPECIFIED INTERV ALS All the f requenc ies i n the sca nner’s sea rch ban ds are acce ssible only at specif i c int erv als. For exampl e: No te: Your s canner automat i c ally r ounds the e ntered fre quency down to t he closest valid f requen cy. For exam pl e, if you t ry t o en- ter a frequency of 151. 473, your sc anner accept s i t as 15[...]
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Pagina 43
43 MA RI .. .. ... .. ... .. .. ... .. ... .. ... .. .. ... .. ... .. ... .. .. ... .. . M a ri tim e L im it e d C o as t (C oas t Gu ard , M ari ne telepho ne, Shipbo ard Ra d io, Pri va te sta ti ons ) MED .. .. . .. . ... ....... . . ... ...... . ... .. ...... . ... . .. Emergenc y/ Med i ca l Ser vi c es MI L .. ... ..... .. ... .... ... .. ..[...]
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Pagina 44
44 37. 020 -3 7. 980 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P UB 38. 000 -3 9. 000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . G OVT , MIL 39. 020 -3 9. 980 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . P UB 40. 000 -4 2. 000 . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]
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Pagina 45
45 154.540- 154.570 . . . . . . . . . . . . . . . . . . . AUTO, SPORT , ST AD 154.600. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SPORT , ST AD 154.655- 156.240 . . . . . . . . . . . . AUTO, MED, POL, PUB, ST AD 156.275- 157.425 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MARI 157.450. . . . . . . . . . . . [...]
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Pagina 46
46 Ultr a High Fre quency (UHF) — ( 3 00 MHz–3 GHz) Mili tary Air c raft Ban d — (319 .1–406 MHz ) 380 .00 0- 383 .90 0 . . . . . . . . . . . . . . . . . . . . . . . AIR , C oas t Gu ard 384 .00 0- 406 .00 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . A IR, GO VT U.S. Gover nm ent Band — (406–450 MHz) 406 .12 5- 419 .97 5 . [...]
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Pagina 47
47 Note : Some citi es use the 470-512 MHz band for land/m obil e ser- vices. HAM RADIO FREQUENCI ES Ham radio operators o f ten br oadcast em ergency i n formati on when other means of communi cations bre ak down. The fol lowin g chart sh ows the voi ce frequenc i es you can moni tor. NA TIONAL WEA THER FRE QUENCIES All of th e follo wing f requen[...]
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Pagina 48
48 BIRDIE FREQUENCIES Bird i es ar e frequen cies your scanner us es when i t ope rates. These oper ating freque ncies migh t inter f ere wit h broad casts on the same f requencies . If you p rogram one of the se f r equenci es, you m ight hear on ly noi se on t hat fre quency. If t he int er fer ence is not seve r e, you m ight be able to tur n SQ[...]
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Pagina 49
49 FREQUENCY CONVERS ION The tuni ng loca tion of a st atio n can be express ed in frequ ency (kHz or MHz) or in wa velengt h ( meters) . The f ollowi ng in form ation can help you make t he necessary conve rsions. 1 M H z (m illi o n) = 1 ,0 0 0 k H z (t ho u s a nd ) To convert MHz to kHz, multip l y by 1,000. 30.62 M Hz x 100 0=30620 k Hz To con[...]
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Pagina 50
50 TROUBLES HOOTING If y our scanne r is not work ing as i t shoul d, thes e suggest ions might help you el i minat e the problem. I f the sc anner still does not operat e no rmally , take i t to yo ur local Radio Shac k store for assi s- tance . Pro blem Su gg estion Sc anne r i s on but wi ll no t sc an . • If SQUELCH MIN/MAX is ad jus ted so y[...]
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Pagina 51
51 Prob lem Sugge stio n Scan ner re ceiv es s tat io ns p oor ly or no t at a ll. • Chec k the a nte nna ( ind oor or o utdoo r). S ee “Con nect- ing t he Fle xi bl e A ntenn a” on P ag e 9 an d “C on nec tin g a Mo bile or Base-Sta tion A nte nna ” on Pa ge 3 5. • S igna ls may b e bl oc ke d f rom bein g re c eive d b y th e scann er[...]
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Pagina 52
52 CARE AND MAINTENANCE Your Radi o Shac k PRO-63 100-Channel Portable Ev ent Scanner is an ex ample of super i o r design and cr aftsmans hip. The fol lowi ng sugges tions wil l help you c are for your sca nner so yo u can enjo y it for yea rs. Keep t he sca nner dr y. I f i t gets wet, wi pe it dry i m- mediat ely. Li quids ca n contain mi nerals[...]
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Pagina 53
53 SPEC IFI C A TIONS Frequency Cover age VHF Lo . . . . . . . . . . . . . . . . . . . . 29.7–50 MHz (in 5 kH z step s) Amateur Radi o . . . . . . . . . . . . . . . 29–29.7 MH z (i n 5 kHz step s) 50–54 M H z (i n 5 kHz step s) 144–148 M H z (i n 5 kHz step s) 420–450 M H z (i n 12.5 k Hz step s) Amateur Radi o/G o ver nment . 450 –470 [...]
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Pagina 54
54 Int er medi at e Fr e quenc ies (IF) : 1 s t . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 0. 7 MH z 2 n d . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 455 kH z IF Reje ct ion ( 10.7 MHz) . . . . . . . . . . . . . . . . 70 dB at 154 MH z Sq uel ch Se ns it ivity : T h res hol d . .[...]
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55 NOTES U.S. P ATENT NOS. 3,794, 925 3,801, 914 3,961, 261 3,962, 644 4,027, 251 4,092, 594 4,123, 715 4,245, 348 20-5 61.f m Pag e 55 We dne sda y, Augus t 4 , 19 99 3: 48 P M[...]
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RADIO SHACK A Divisi on of Tandy Corporation Fort Wo rth, Texas 76102 GE-9 5D-15 00 11A5 Printed in Hon g Kong RADIO SHACK L I MITED W ARRANTY Thi s pro du ct i s warr anted agai ns t defe cts f or 1 ye ar fr om date of pur cha s e fro m Ra di o Sha c k com pa ny-o w ned s tor es and aut ho- ri zed R adi o Sh ack fran ch isee s an d dea ler s. Wi t[...]