Radio Shack U-75R User's Manual
Contents
1. 4 Bolt the triangular wing boom brackets onto the main boom using the supplied 1 2 inch screw and small wing nut as Slide the antenna s mast clamp assembly over the end of the mast Tighten the mast clamp assembly s lock nuts to hold the antenna in place Do not overtighten the lock nuts Set up the mast then rotate it so the antenna s shorter ele ments point toward the broadcast antennas of the stations you want to receive Main Boom Short Elements Wing Boom Elements Toward TV Stations Antennas Main Boom Long Element Mast shown ADDING THE UHF ANTENNA TO A VHF ANTENNA INSTALLATION Et a 1 Main Boom Lar Wing Nut 5 Insert the top and bottom wing booms into the wing boom brackets Secure them with the four supplied 11 4 inch screws and small wing nuts as shown Top Wing Boom Wing Boom Brackets 1 a Inch Screws Small Wing Nuts Bottom Wing Boom ATTACHING TO THE MAST We recommend that you enlist the help of another person be fore you put up the mast or attach your antenna to it How you set up your mast depends on your specific installation Refer to the separate Consumer Product Safety Commission informa tion sheet for recommended methods If you plan to add this To connect your UHF antenna to a VHF antenna follow these Wing Boom LA x Brackets 7 Screw steps Loosen the lock nuts on the VHF antenna s mast clamp assembly Slide the VHF anten2. cable RadioShack carries a variety of suitable cables and connectors Note If you prepare your own coaxial cable be sure to slide the supplied matching transformer s weather boot onto the ca ble before you attach the F connector Using Coaxial Cable Lead in Terminals Weather Boot Matching Large Transformer Wing Nuts If you plan to add this antenna to a VHF antenna s mast refer to Adding the UHF Antenna to a VHF Antenna Installation on Page 2 for instructions This type of setup requires twin lead cable See Using Twin Lead Cable to connect the cable to your antenna If you are connecting this UHF antenna directly to your TV follow these steps to make this connection using coaxial cable 1 Thread a matching transformer s spade terminals through the antenna s strain relief tab Matching transformers are available at your local RadioShack store 2 Slide the spade terminals around the antenna s lead in ter minals on both sides of the boom then secure them with the supplied flat washers and large wing nuts 3 Screw the cable s F connector onto the matching trans former 4 Slip the weather boot over the connection If you use a rebuilt cable without a weather boot cover the connection with weather resistant tape Using Twin Lead Cable Twin Lead Cable Strain Relief Tab Large Wing Nuts To connect flat twin lead cable to your antenna 1 Split one end of
3. OTHER PERSON OR ENTITY WITH RESPECT TO ANY LIABILITY LOSS OR DAMAGE CAUSED DIRECTLY OR INDIRECTLY BY USE OR PER FORMANCE OF THE PRODUCT OR ARISING OUT OF ANY BREACH OF THIS WARRANTY INCLUDING BUT NOT LIMITED TO ANY DAMAGES RESULTING FROM IN CONVENIENCE LOSS OF TIME DATA PROPERTY REVENUE OR PROFIT OR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES EVEN IF RadioShack HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES Some states do not allow limitations on how long an implied warranty lasts or the exclusion or limitation of incidental or consequential damages so the above limitations or exclu sions may not apply to you In the event of a product defect during the warranty period take the product and the RadioShack sales receipt as proof of purchase date to any RadioShack store RadioShack will at its option unless otherwise provided by law a correct the defect by product repair without charge for parts and labor b replace the product with one of the same or sim ilar design or c refund the purchase price All replaced parts and products and products on which a refund is made become the property of RadioShack New or reconditioned parts and products may be used in the performance of warranty service Repaired or replaced parts and products are warranted for the remainder of the original warranty period You will be charged for repair or replacement of the product made after the expiration of the warranty period This warranty
4. WZ 15 2160 fm Page 1 Friday April 28 2000 5 47 PM U 75R UHF Antenna OWNER S MANUAL Please read before using this equipment m BEFORE YOU BEGIN Before you begin installation read this manual and the sepa rate Consumer Product Safety Commission information sheet For your safety and convenience plan each step of the installa tion and purchase the necessary hardware in advance The hardware required and the order in which you perform the steps depend on the mounting and connection method you choose Warning When you install your antenna use extreme caution If the antenna starts to fall let it go It could contact overhead power lines If the antenna touches the power line contact with the antenna mast cable or guy wires can cause electrocution and death Call the power company to remove the antenna Do not attempt to remove it yourself ASSEMBLING THE ANTENNA Assemble the entire antenna on the ground 1 Use the supplied hardware to loosely attach the supplied mast clamp assembly to the main boom as shown Note To access the mast clamp holes move the antenna s elements out of the way as needed U Bolt Mast Clamp Main Boom Backup Plate Lock Nuts 2 Press the supplied large end plugs into the main boom CONNECTING LEAD IN CABLE TO THE ANTENNA We recommend RG 6 cable and if you prepare your own ca ble a quality F connector You can also use 300 ohm flat twin lead
5. adioShack Indoor Outdoor Matching Transformer Cat No 15 1140 Connect Coaxial Lead in from Antenna Make connections as described if you have e Coaxial antenna lead in Coaxial TV VCR antenna terminal Connect to TV VCR s 75 Ohm F Connector Coaxial Lead in from Antenna e Z 15 2160 fm Page 4 Friday April 28 2000 5 47 PM Make connections as described if you have Connect to TV VCR s 75 Ohm F Connector e Twin lead antenna lead in Coaxial TV VCR antenna terminal RadioShack Matching Transformer Connect Twin Lead Cat No 15 1253 Lead In from Antenna to Screw Terminals Make connections as described if you have Connect to TV VCR s 300 Ohm Screw Terminals Twin lead antenna lead in e Twin lead TV VCR antenna terminals Twin Lead Lead In from Antenna Limited Ninety Day Warranty This product is warranted by RadioShack against manufacturing defects in material and workmanship under normal use for ninety 90 days from the date of purchase from Ra dioShack company owned stores and authorized RadioShack franchisees and dealers EXCEPT AS PROVIDED HEREIN RadioShack MAKES NO EXPRESS WARRANTIES AND ANY IMPLIED WARRANTIES INCLUDING THOSE OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE LIMITED IN DURATION TO THE DU RATION OF THE WRITTEN LIMITED WARRANTIES CONTAINED HEREIN EXCEPT AS PROVIDED HEREIN RadioShack SHALL HAVE NO LIABILITY OR RESPONSIBILITY TO CUSTOMER OR ANY
6. does not cover a damage or failure caused by or attributable to acts of God abuse accident misuse improper or abnormal usage failure to follow instructions improper installation or maintenance alteration lightning or other incidence of excess voltage or current b any repairs other than those provided by a RadioShack Authorized Service Facility c consumables such as fuses or batteries d cosmetic damage e transportation shipping or insurance costs or f costs of product removal installation set up service adjustment or reinstallation This warranty gives you specific legal rights and you may also have other rights which vary from state to state RadioShack Customer Relations 200 Taylor Street 6th Floor Fort Worth TX 76102 We Service What We Sell RadioShack 15 2160 A Division of Tandy Corporation 04 00 Fort Worth Texas 76102 Printed in the USA aD
7. na down the mast about 70 inches then tighten the lock nuts to hold the antenna in place Do not overtighten the lock nuts Mount your UHF antenna at the top of the mast See Attaching to the Mast Use only about 70 inches of twin lead cable to connect your UHF antenna to the VHF antenna Be sure the cable is long enough to reach from the lead in terminals of one antenna to the lead in terminals of the other Connect the cable to your UHF antenna first Follow the steps in the section Using Twin Lead Cable on Page 1 Split the other end of the twin lead cable for a length of about 3 inches Then strip about 2 inch of insulation from both leads Remove the VHF antenna s large wing nuts and flat wash ers from its lead in terminals If you used coaxial cable to connect the VHF antenna to your TV also remove the spade terminals from the lead in terminals gt o 4 WZ Z 15 2160 fm Page 3 Friday April 28 2000 5 47 PM 6 Wrap each lead of the twin lead cable around one of the VHF antenna s lead in terminals on both sides of the boom Twin Lead Cable to UHF Antenna VHF Antenna s Lead In Terminal Large Wing Nuts 7 Replace the spade terminals if removed in Step 5 flat washers and large wing nuts Note In some locations you might need to use an indoor out door 300 ohm splitter combiner available at your local Ra dioShack store to receive a sa
8. the twin lead cable for a length of about 3 inches Then strip about 2 inch of insulation from both leads 2 Thread the stripped leads through the antenna s strain relief tab R RadioShack www radioshack com o 1997 2000 Tandy Corporation All Rights Reserved RadioShack and RadioShack com are trademarks used by Tandy Corporation WZ A 15 2160 fm Page 2 Friday April 28 2000 5 47 PM m 3 Wrap each lead around one of the antenna s lead in termi antenna to a VHF antenna s mast refer to Adding the UHF An nals on both sides of the boom Be sure there is enough tenna to a VHF Antenna Installation for instructions slack between the strain relief tab and the antenna termi nals to prevent stress on the cable or the terminals 1 4 Secure the leads with the supplied flat washers and large wing nuts 2 UNFOLDING THE ANTENNA S ELEMENTS 3 1 Hold the main boom s longer elements near the pivot points and pull them away from the boom until they snap into the self locking plastic support insulators Caution To avoid damage to the elements do not pull them near their outer ends Once the elements are locked into position do not attempt to unlock them Doing so might break the self locking tabs 2 Hold each wing boom and turn its elements until they snap squarely into place perpendicular to the boom 3 Press the supplied small end plugs into the wing booms
9. tisfactory picture on your TV CONNECTING TO YOUR TV VCR ROUTING THE CABLE TO YOUR TV VCR If you use coaxial cable e Use plastic tape or mast standoff insulators to secure the coaxial cable to the mast at about 3 foot intervals Continue down the roof and the side of the house using roof and wall standoff insulators Use coaxial cable nail in clips every few feet to secure the cable between the mast and where the cable enters the house Use a 75 ohm grounding block at the point where the coax ial cable enters the house Read the Consumer Product Safety Commission sheet for grounding instructions Use a wall through lead in tube not supplied to neatly route the coaxial cable through walls If you use twin lead cable e Be sure the twin lead cable remains at least 4 inches away from all metal surfaces e Use standoff insulators about every 4 feet Twist the twin lead cable about three turns between standoff insulators e Read the separate Consumer Product Safety Commission sheet for grounding instructions Connect the antenna s lead in cable to your TV VCR s antenna terminals according to the type of cable you used RadioShack car ries a variety of matching transformers if one of these suits your needs Below are some sample connections Make connections as described if you have e Coaxial antenna lead in Twin lead TV VCR antenna terminals Connect to TV VCR s 300 Ohm Screw Terminals S R
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