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electronic article surveillance manualThorofare, New Jersey 08086FCC Regulatory Compliance Statement. Checkpoint Systems, Inc.Appropriately, one of the followingNOTE: This equipment has been tested and found to comply with the limits for a Class A digitalThese limits are designed to provide reasonableThis equipment generates, uses, and can radiate radio frequency energy and, if not installed and usedOperation of this equipment in a residential area is likely to cause harmful interference in whichOperation is subject to the following twoISM device, pursuant to part 18 of the FCC Rules. This equipment generates, uses, and can radiateHowever, there is no guarantee thatIf this equipment does cause harmful interferenceEquipment Safety Compliance Statement. Checkpoint’s Electronic Article Surveillance (EAS) products have been designed for safeness during normalUL 1037, UL 1310, UL 1950, CSA C22.2 No. 205, CSA C22.2 No. 220, CSA C22.2 No. 223, CSA C22.2 No. 950. Additional approvals may be pending. WARNING: Changes or modifications to Checkpoint’s EAS equipment not expressly approved by the partyCE Compliance Statement. Where applicable, Checkpoint Systems, Inc.System Electromagnetic Compatibility (EMC), has been tested and, in most cases, EC type examinationIn other cases, conformity is declared to the generic emission and immunity. In some countries, national type approval licensing may be required in addition to CE compliance; henceAdditional type approvals may be pending. NOTE: Certain Checkpoint EAS equipment has been tested and found to conform with the CE emissionThis equipment generates, uses, and can radiate radioUnder unusual circumstances, interferenceHowever, there is noIf this equipment experiencesEquipment Safety Compliance Statement. Checkpoint’s Electronic Article Surveillance (EAS) products have been designed for safeness duringAdditional approvals may be pending. WARNING: Changes or modifications to Checkpoint’s EAS equipment not expressly approved by the partySystem Components.2-4. Tagging.http://www.mpksieradz.pl/upload/debian-live-user-manual.xml
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5-11. Checkout Procedures.12-13. Testing Procedures.14. Troubleshooting.15-16. Equipment Care.17. Customer Service Procedures.18-19. Alarm Log.20. Points to Remember.21Often, the veryMerchandise in the store is tagged with Checkpoint tags or labels. During a normal transaction, the cashier willCustomers may now exit the storeFor those stores using hard tags to protect clothing or other soft goods, theCheckpoint minimizes the opportunity for shoplifters to successfully steal merchandise. In addition to the physicalCheckpoint offers such a wide variety of tags, shoppers are often unaware that merchandise is protectedDeterrence - the pedestals’ presence discourages shoplifting attempts by customers,Protection - provided by the Checkpoint system, tags, and programIf that signal detects a Checkpoint tag, anChrome with thermoplasticWood frames. Liberty PXTM. Fiber-enforcedLiberty QXTM. Plastic frame withLiberty GXTM. Clear acrylic withWood frames. Clear acrylic withWeatherized design forOne way is by using a. Counterpoint Pad, another is by installingCheckpoint’s deactivation will not de-magnetizeCheckpoint equipment operates at radioFederal Communications Commission. ToCounter Mounted Scanner. Counterpoint Pad. Hand-Held Scanner. Counterpoint Chassis. Checkpoint offers a variety of tags and labels which are compatible with. Checkpoint systems. Check with your sales representative to make sure the tagClothing, shoes, and select hard goods such as headphones, tennis racquets, orDesigner Tags, which offer protection for theTags may be used in conjunction with standard price tags to protect soft goods. ChekInk IITM Tags protect a variety of soft goods.http://bajajsports.com/userfiles/debian-load-module-manually.xml Durable vials, contained in the plastic housing, will break openThese tags may be used alone or with a hard tag to provideChekInk tags may be used in conjunctionPlease check with your sales representative for tag styles and printerTags, Designer Tags, and ChekInk II Tags fromThe hand held OMNI tool combines the functionality of the. Personal Tag Verifier, the Deactivation Verifier and the. Portable Deactivator into an easy-to-use RF-EAS tool. TheThe Communications PackageThis signageCheckpoint system.Listed below are a few guidelines. Protect frequently stolen items. Your sales and shrink patterns will tell you which merchandiseProtect popular merchandise. “Trendy” and seasonal merchandise that sells well particularlyChange tagging patterns as trends change. Protect expensive inventory. Your company may decide to tag all items above a certain price point. Protect “brand-name” goods. Protecting national brands and designer clothing works well,Make the tags look natural and inconspicuous onDo not cover up important instructions, contents. Apply the tag to a flat surface of the product. Try not toNote that bendingDo not handle the adhesive side. On merchandise that is placed in stacks, such as videotapes, DVDs and CDs, stagger tags so thatIn supermarket applications, use only the 2010 series meat labels with the warning “Remove Label. Before Microwaving” or “Remove Prior to Microwave” when tagging meat, fish, poultry or otherWhile tagging meats,Do not place tags directly on leather or vinyl merchandise. The adhesive may damage the product. Store tags at normal room temperature and humidity. Do not use “Inspected By” tags on over-the-counter drugs or food. Do not place the tag over the existing UPC code. However, when recreating actual, live UPC barDo not tag directly against metal or foil lined products such as cigarettes, cigarette cartons, certainMerchandise. Recommended “Tag Spots”. Film. On the back of paper hanging flap. For 35 mm film, on the back of the carton.https://ayurvedia.ch/boss-dr-3-owners-manual Batteries. On the back of the package, away from metal contents. Books. Inside back cover. Toys, Software. On box or package. Hardware. Blister pack or box. Wooden handles. Health and Beauty Care Items. Any flat non-metallic surface. Either end of box containing tubed items, such as toothpaste. Plastic caps, as on aerosol cans. Underside of carton or box. Appliances. On carton or box. Phones. Any non-metallic surface. Shoes. Sole, near ball of foot. CDs, DVDs, Tapes. On shrinkwrap. Plastic or cardboard packaging. Billfolds, Wallets. Card insert (remove at POS). Clothing. Back of pricing hang tag. Videos. Place “Be Kind Please Rewind” on right hand sideFor specific market applications, contact your sales representative or Training Support Specialist to determineEach tag on every roll is subjected to Checkpoint’s quality control measures. Sometimes, CheckpointThese tags, which are distributed throughoutCustomers should keep in mind that these tags maySimply discard the tags if you choose not to use them. Please note that eachTagger, Mini Tach-It, Swiftach, Dennison. Loop, or similar device, just as you doLay the Flex TagThe pin should slide inPush the tag straight in, as far as it will go. The pin should slideRecommended “Tag Spots”. Shirts, Blouses, Blazers. Back of collar or lapel. Use side seams only if material is leather, suede, nylon or silk. Pants, Jeans. Through material below the waistband on back of pants or aboveSkirts. Through waistband. Material below waistband on the back of the skirt. Furs. Collar. Inside pocket. Lining (if fur is too bulky). Leather. Through stitch hole. Collar or lapel. Through sleeve. Down Jackets. Seam stitching at collar or lapel. Seam stitching at sleeve. Fabric webbing on sleeves (if any). Shoes, Boots. Through eyelets. Seam.http://afhobiecat.com/images/810-manual.pdf HINT: Never tag the hem or seams, unless the material is leather, suede, nylon, silk or any other fabric that mayIt is easy for shoplifters to shorten garments or repair damage from ripped seamsFor Designer and ChekInk II tags, place the fastener in the detacher well.Keeping these items separateIf using a pin and fastener to secure theStore pins and fasteners inCheckpoint tags.For best results,To test the system properly, walk completely through the pedestals while holding a test tag at waist level. (TheWaving the test tag alone between the pedestalsIf you are experiencing detection problems when using the test tag with the sensing system, pleaseThis is located on the back of the power supply opposite theIf problems persist, contact Checkpoint’s Service Department at (800) 253-7580 to place a service call. When placing a service call, please give store name and customer number (if available), along with aCheck behind checkout counters, insideReplace or tighten asThis should allowIf so, unplug theThis unit requires aDepartment. The detacher unit should be kept at least three feet away from any electricIf you have difficultyReplace the battery if theIf problems persist, contact Checkpoint’s Customer Service Department at (800) 253-7580.Do not spray the sensing pedestals with cleaning solution. Instead, spray the cleaner on a towel and wipeDo not place anything on the deactivation unit’s electronic housing that would interfere with air circulation. Do not place liquids in an area where they would spill and short-circuit deactivation units. Call Checkpoint’s Service Department before installing new carpeting to avoid cutting the system cable. Turn the system off if there is remodeling or electrical work being done in your store. Otherwise, the systemOccasionally, the determined amateur or impulse thiefWhen this happens, you can rely on the sensing pedestals to alert you to aThe success of the program depends on the way you react to the alarm once it has sounded. When the alarm sounds, one of the following has probably happened. An employee has forgotten to remove, detune, or deactivate a tag. An automatic door opening card (carried by a customer) or a Checkpoint tag that has not been detunedSomeone has tried to remove merchandise from the store without paying for itAlways follow established storeWhen the alarm is set off, the person designated to handle alarms should approach the customer courteouslyNever threaten or accuse the customer. Instead, try to get his cooperation by asking the types of questions listedMay I correctIf necessary and possible, guide the customer away from the busy exit area. After the customer hands. If the contents and the sales slip. A Portable Verifier is often helpful in locating hidden tags. Store personnel may now determine if the merchandise has notIf you are unable to find a tag that the cashier has forgotten to remove, detune, or deactivate, try asking theAre you carrying an electronic door opening card for entrance to your office or apartment building? Some electronic door openers operate on the same frequency as the Checkpoint system. These accessCredit cards or bank machine cards will not set off the system alarm. If theIf the customer is not carrying a card, or if the card does not appear to be causing the alarm, ask the following. Have you purchased something in another store with a system like this?If the alarm is set off at your “In” door, place a detuner over the Checkpoint tag. IfIf you have ruled out the possibility of an automatic door opening card and checked out the customer’s purchaseAre you returning merchandise to this store for an exchange or refund? It is possible that a tag was not detuned, deactivated, or removed from an item that the customer may beIf this is not the case, you may want to ask. Is there something we may have forgotten to ring up at the register? At this point, follow your store’s policy regarding shoplifters and alert the appropriate personnel. It is important to remember that these questions are to be used as a guideline on how to handle alarmAlways defer to store policies and procedures for responding toIt is also important to be consistent in the manner in which alarm situations are handled. If there is noAlarms may be caused by interferenceThe Alarm Log Sheets demonstrate how well the system is working, in additionAlarm log sample master sheets are provided in the. Checkpoint welcome package. You may use these to make copies of the preferred alarm log format. TheseRecord every alarm, completing all informationListed below are a few suggestions. Results of test. Date of alarm. Time of alarm. R: Real alarm (shoplifting attempt). U: Unintentional alarm (electronic door opening card, failure of cashier to remove, detune, orP: Phantom alarm for no apparent reason. If so, record if system was turned off afterwardValue of merchandise recovered, if applicable. Name of store employee who handled alarm situation. Description of alarm response, additional comments. Date and reason Checkpoint Service Department was calledIf using bar code scanners, scan each item for price. Record all alarms in the log. Review alarm response guidelines periodically with employees responsible for handling alarms. Familiarize all new employees with the system, and make sure they review User’s Guide. Make sure that employees do not give customers any information about the system or tags. Verify that all merchandise scheduled for tagging has been tagged. Watch tagging procedures to make sure merchandise is tagged correctly. Store reusable tags near cash desk for future use. Call your Checkpoint representative if you have any questions regarding the use of the system, tags, orIf you need service for your equipment, call (800) 253-7580When you need to orderIf you need to return merchandise,To speed up your transaction, have your customer account number readilyPDF Version: 1.4. Linearized: No. Page Count: 31. XMP Toolkit: XMP toolkit 2.9.1-13, framework 1.6. About: uuid:aecff228-d0e8-4dd4-b19b-62334fdd974f. Producer: Acrobat Distiller 6.0.1 for Macintosh. Create Date: 2004:07:22 13:53:15-04:00. Modify Date: 2004:07:22 14:24:56-04:00. Creator Tool: QuarkXPress: pictwpstops filter 1.0. Metadata Date: 2004:07:22 14:24:56-04:00. Document ID: uuid:0a8d4efe-dc08-11d8-9364-000a95991f12. Creator: Amy. Title: CheckpointUsersGuide. Author: Amy. ManualElectronic Article SurveillanceCopyright Statement. This manual cannot be used as a legal document. Any damage or loss caused byIn order to prevent any tort, Promatic nowSystems Co. Ltd. Any individual or company cannot extract, copy or transfer this manual without aPromatic reserves the right to modify this manual. The information contained in this document isAll rights reserved by Promatic, all copy will be prosecuted!PROMATIC SECURITY SYSTEMS CO.,LTD in the People’s Republic of China.Chapter2. Installation and Cautions. 5Chapter3 Cable Connection. 14Chapter4. Testing the antennas. 22Chapter5. Upgrade. 29. Chapter6. Contact us. 30Chapter1. Introduction. Thank you for purchasing Promatic product. Please read this manual carefully before using the product.The aim of this manual is to help you to use the product properly.This manual is suitable while you are using these model types as below. The products with “S” are enhanced model. It gets one more transmission circuit. It provides betterChapter2. Installation and CautionsThe notes below should be considered:It must be provided exactly from the main switchPlease see below. The width provided is for your reference. You can adjust according to different installation site.The antenna needs to be tested before being installed. Sometimes the actual performanceIn order to decidePlease adhere to the actual product instead.The installation of different antennas is similar. PDS8858S is taken for sample, and be referencedGroove the ground and cover with a stainlessWidth 1?2cmCable preparation for Dual mode. Cable preparation for Double Dual modeCable preparation for Mono mode. Notes:The light cable and match cable are included in the package. The length is 2.4M. They can be rolled up when tooChapter3 Cable ConnectionBuzzerThe light cable and match signal cable for RX1 must be connected to the ports for RX1. Cables RX2 need to connect toP11 Connecting to local antenna (Figure dual 8)USB communication port. Alarm light indicator. Match signal cable for RX antenna 1. Connecting to local antenna (Figure O). Do not mismatch them or change themDo not tune or adjust.Note. The light cable and match signal cable for RX1 must be connected to the ports for RX1. Cables RX2 need to connect toTake down the power cable connector and connect the power line as showed below.Incorrect cable connection will burn out the board.MONO ModeMONO ModePicture above is the method for connecting 1 slave antenna (Dual mode). For connecting 2Chapter4. Testing the antennasThese models have 3 loops inside the antenna, including Figure 8, figure double 8 and figure O. Figure 8 Loop, red cable with mark 3,4 should be connected to port P10. Figure double 8 Loop, blackFigure O Loop, blue cable with mark 1,2,The cable has been connected to the corresponding ports beforeFor products without S, the unused loop must be short circuited and grounded with the socket onMono: transmit?receive all?in?one. TX?RX: 1 master antenna and 1 slave antenna. RX?TX?RX: 1 master antenna and 2 slave antennasWhen TX?RX mode, the first port for 50.When RX?TX?RX mode, the second port for 50.There are two programmable relay in PCB boards. Short circuit JU711 or JU712 can make signal toShort Circuit Switch. Status. Output portShort?circuitedShort?circuitedMode of output portNote. When connecting slave antennas, the working mode of PCB board (TX?RX or RX?TX?RX) is fixed andUse the skipping stitch J11 to change the main board to be Auto Gain Control (AGC) or ManualNotes. When then gain is fixed and put the skipping stitch J11 to to be Manual, you can changeCounterclockwise rotate—increase the gain and sensitivity. Clockwise rotate—decrease the gain and sensitivity. Note: The change of gain will affect the sensitivity, but sensitivity adjustment dependsStatement. Promatic EAS Debugging Tools can only be downloaded and used by authorized users of. Promatic. Promatic EAS Debugging Tools can be used to adjusting the parameters of the PCB board. TheComputer(better with Windows XP). Driver for portQQ for remote serviceConnect a USB cable from computer to PCB board. Please install the Driver of the port if you get aOpen the software: Promatic EAS Debugging Tools. ClickUsers can change the working mode of the detectors, i.e. TX?RX Dual (one master one slave) to. RX?TX?RX (one master two slave), etc.Get and Set the clock: Correct clock setting makes sure the time on and off control of the detectorsBy setting the working time of the detectors, it can not only save energy but also can lengthen theCheckUsers can use the debugging software to change the sensitivity.Default setting: 2When there is much metallic reflection of the surroundings, the interference can be reduced. The default setting is 3 us. Do not increase the time of RX?Delay without limits, or else it will affect the detection performance.When the detector breaks down or a tag is wrongly put nearby, it will cause a continuous alarm. Facing this kind of situation and the problem cannot be solved in a short time, users can enable the. The detector will stop siren and the light will be on after 2TX function is used for tuning and observing waves of the signal of tags.Default setting is on.The defaultWhen the detector set to be MONO and build aisle, it is possible to kill the soft label. Adjust the TXAdjusting this parameter may cause a certain influence to theRelay Alarm Output can be controlled when the detector is in different working mode. Mono: both channels are controllable. Dual mode (1 master and 1 slave): one channel is controllable. Double dual mode(1 master and 2 slaves): immutableChapter5. UpgradeReplace the main board of standard edition 6230 to enhanced edition 6230S, the detector can beUsers just need to pay a little balance.Update installation package will be released on the website of Promatic regularly. Download theAdapter. Adapter shall be installed near the equipment and shall be easily accessible. The plug considered as disconnect device of adapter. AC Adapter. Manufacturer: Powerld Enterprises Co., LtdThe device has been evaluated to meet general RF exposure requirement. The device can be used in anyFCC Caution. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1). This device may not cause harmful interference, and (2) this device must accept any interference received,Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuantThese limits are designed to provide reasonable protection against harmfulThis equipment generates uses and can radiate radio frequency energyAny Changes or modifications not expressly approved by the party responsible for compliance could void theRegulatory Conformance Hereby, SHENZHEN PROMATIC SECURITY SYSTEMS CO.,LTD. declares that this deviceChapter6. Contact us. Tel. Email:PDF Version: 1.5. Linearized: Yes. Author: ls. Creator Tool: PScript5.dll Version 5.2.2. Title: Microsoft Word - Manual of Promatic 3rd Generation RF EAS system V2016--20160304. Creator: ls. Producer: Acrobat Distiller 10.1.0 (Windows). Document ID: uuid:675f7ff5-5c96-471c-8cc0-77ecc00d3cb6. Instance ID: uuid:5eb21e1e-2292-4058-9372-3a526d085757. You cannot let it continue,It forces you to raise yourYou can make things hard to remove from the store by boltingHere for the purpose of securityYou cann ot let it c onti nue, be cau se ev ery mo nth yo ur ac cou nti ng s ys tem te lls yo u t hat y ou ar e los ing t hous and s of dol lar s t o t hef t. I t f orce s you to ra ise y our pr ice s, an d t hat me ans yo u h av e t o c har ge mor e t han th e s tor e ne xt do or. Th at ca n ma ke it ve ry har d t o co mpe te, es pec ial ly if the sto re nex t door is suc cess full y disc ourag ing shopli fti ng. As a ret aile r focu si ng on the p robl em of wha t's kno wn in the ind ust ry as loss pr event ion, yo u b asica lly hav e th ree methods at you r di spo sal to s lo w th e sho pl ift ers do wn Yo u can wa tch eve ryo ne in the stor e lik e a haw k and make su re th ey do n't st eal anyth ing. Yo u ca n ma ke t hi ngs h ar d t o re mo ve fr om th e st or e by b ol ti ng the m dow n, atta chin g cabl es, put ting things in disp lay case s and be hin d t he co unt er Yo u ca n use a sys te m t ha t att ach es spe ci al tag s on to e ver ythi ng s o tha t an al arm go es o ff w hen eve r a s hopl ift er tri es to wa lk out w ith an it em. Her e for the pur pose of securi ty the E AS(E lec tron ic Arti cle Sur vel lian ce)s yst ems are disc usse d an d f ina lly c ompa ris ons are ma de. In d ex Te r ms —acoustic- magnetic system, electromagne tic field, labe ls, merc handi se, rad io f reque ncy sys tem, sur vell ienc e, t ags. I. I N T R O D U C T IO N A. Electronic Article Surveillance (EAS) It is a technological method for p reventing shoplifting f ro m retail stores or pilfera ge of books from librari es. Spec ial tags are fixed to me rchan dise or books. These tags are remo ved or de ac ti va te d b y t he cl er ks wh en th e it em is p ro pe rl y b ou gh t o r check ed out. At th e exit s of t he stor e, a det ection syst em so und s a n a la rm or o the rw ise al erts t he st af f wh en it se nse s acti ve tags. A s sa f, t h e f o un d er o f S e ns o rm a ti c E l ec t ro n ic s C or p o ra t io n, d e ve l o pe d a m ic r o wa v e- b as e d ( U HF ) EA S sys te m whi ch wa s pr ima rily t ar ge ted a t de pa rt men t and ap pa rel st or es. Ar ou nd t he sam e ti me, Ge or ge J Li cht bl au de vel op ed S we p t R F t e c hn o l og y a n d l i c en s e d h i s p a t en t s t o Ch e c kp o i nt w h i c h c r e a t e d a c o m m e r c i a l p r o d u c t b y t h e s t a r t o f t h e 1 9 7 0 ’ s. El ect ro- Ma gnet ic sys te ms were deve lo ped on the ba sis of th e ne ed fo r a v ery s mal l l ab el by th e mid -70 ’s an d wer e sol d exten sivel y in Eu ropean s uper an d hype rmarke t store s. By 19 86, S en so rm at i c r ec og ni ze d t he n ee d f or a s in g le EA S pl at f or m th at an sw er ed ma ny of th e re ta il ch al le ng es ac ro ss m an y v e rt i ca l m a rk e ts. In a j o in t v e nt u re wi t h A l li ed S ig n al Corpor ation, Sensorm atic develope d the AM technol ogy br an de d Ul tr a Ma x th at ca m e to ma rk et in 19 88 af t er Sensorm atic bought the exclusive rights to the technolog y. All EA S sy s te ms wo r k in th e sa me ba si c m an n er. A t ra ns mi t te r se nd s a s ig n al at a de f in ed fre qu en cy t o a r ece iv er se e i n f ig ur e 1. Th is cr ea te s a su rve il la nc e ar ea o r de te c ti on z o ne. Us ua ll y th is de te ct io n zon e is c rea te d a t an ex it of a re tai l st ore, or w i t h i n s o m e s t o r e s a t t h e c h e c k o u t a i s l e. I f m er c h an d is e be ar in g t h e e le ct ron ic d ev ic e pa s se s b y an an te nn a i n st al le d a t th e sto re en tra nce, an a lar m sou nd s al ert ing y our s ta ff tha t un pai d merc ha ndi se i s l ea vin g t he s to re.A furth er comp licati on is that some EAS syste ms have a great er “ ba n dw i dt h ” f or d e te c t io n, me a n in g t ha t t h ey d e te c t a nd tr an smi t si gn al s a cr os s a wi de r f re qu en cy r ang e. T hi s a ll ows th e s yst em to det ect tag s and l ab el s t hat a re no t e xac tly m a n u f a c t u r e d t o a t i g h t f r e q u e n c y w h i c h c a n r e s u l t i n f a l s e alarm s. The frequ ency o f op er at io n a nd t he b an dw idt h of the EAS sy ste m d ict ate t o a la rge ex te nt t he ca pa bil it ies of t he sys te m in te rms o f d et ec tio n a nd a ccur acy. E A S T ECHNO LOGY C O M PA R IS O N S A. Ra di o F req ue ncy (8.2 mhz ) T ec hno lo gy RF systems transmit a signal that varies between 7.4 and 8. 8 MH z wi th a ce nt er f re qu en c y 8. 2 M Hz (o ft e n de sc ri be d si mpl y as “the b and widt h” ). Th e hi ghe r lev el of po wer i n t he la be l cau ses t he cap ac ito r to “ sh o rt, ” s im i la r t o a fu s e in a c o mm o n ap p l ia n ce e x ce p t in r ev e rs e. T he s h o r t i s c r ea t e d b y i n t r od u ci ng a w e a k s po t i n t o th e c ap a ci to r d ur in g m an uf act ure, f us in g t he tw o t og et he r. T h e si ze of th e l ab e l i s i m po r ta n t f or p er fo rm an ce rea son s. Th e st an da r d s i ze of la be l is 4 x 4 c m la be l s iz es sm al le r th an t hi s ha ve dif fer ent per fo rma nce ch ar act er ist ic s. Th e labe l siz e also effe cts deactiv ation. In o rder to get enough power in to the la bel, a hi gh er le ve l of fi eld is re qui red to “s hor t” t h e capaci tor, this redu ces the deact ivatio n hei ght. Differe nt hard ta gs ar e av ai l ab le; a nd t he ci rc ui t wi th in th em is e xa ctl y the sa me a s th e l abe l, w it h th e e xc ept io n tha t a cop per w in di ng an d “ pr o p er ” c a p ac i to r a r e u s ed. RF S y st em Li mi ta ti ons L arger hard tags do provide i mproved exit coverage with r eg a rd t o R F s y s t e m s. V e r t ic al p o w e r c a b l e s, ne o n l i g ht s, e t c, can all very badly af fect the perf orman ce of t he s y st em. P as s iv e n oi s e s o u r ce s a re al so a m a j o r i s s u e.If all these cri teria are met, the alarm oc cu rs. The re c ei ve r ha s a v er y na rr ow ban dw idt h (6 00 Hz ) and als o is checkin g for the cha racter istic rin g-dow n that a tag or l a be l pr od uce s. Th e re ce iv ed si gn al is pro ce ss ed by th e receiv er to ensure that the si gnal occu rs at the ri ght tim e and at th e co rre ct r epe ti ti on r at e, f ur th er c on fi rme d a n um be r of t im es be fo re tr ig g er in g a n a ud i bl e a lar m o r a l ar m a ct iv it y. AM m at er ia l is h ig h ly m a gn et os tr ic ti ve, w h i c h m e a n s t h a t w h e n y o u p u t t h e t a g m a t e r i a l i n a m a g n e t i c f ie l d, i t p hy s ic a l ly s h ri n k s. T h e hi g h er t h e m ag n e ti c f ie l d st ren gt h th e s ma lle r th e me tal be com es. As re sul t o f d ri vi ng th e ta g wit h a ma gne tic fie ld, the t ag is phy si ca ll y get ti ng sm al le r and larger So i f it is driven at a m echan ically resonant f re q u en c y, i t w o r ks l i ke a t u n in g f o r k, a b so r b in g en e r gy a nd be gi n ni ng to ri ng. Fig. 4. Acousto-Magnetic (58 KHz) Technology T hi s t ag al so r eq uir es b ias ma gn et mat eri al in a ddi ti on to acti ve ele ment mat erial. The a ctive mat erial will shrink no m a t t e r w h i c h d i r e c t i o n t h e m a g n e t i c f i e l d i s p l a c e d u p o n i t. I f th e tag i s d riv en wi th Fr equ en cy, F, i t get s s mall er a s t he m a g n e t i c f i e l d i n c r e a s e s a n d l a r g e r a s i t ' s d r i v e n t o w a r d s z e r o. Th is m e an s t ha t w h il e i t is b ei n g d ri ve n at F, t he t a g is tr yi ng t o w o r k a t 2 F, b e c a u s e a t b o t h p o s i t i v e a n d n e g a t i v e h a l v e s o f t h e dr iv e s ig n al, th e t ag is ge tt in g s m al le r.