Page 2 - LA-122 Universal Antenna Kit; Optional Accessories
LA-122 Universal Antenna Kit Thank you for purchasing this Listen product! If you have any questions or would liketo offer suggestions on future Listen products, please contact us at the address shownbelow. LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USAPhone:...
Page 3 - Specifications
Contents of Kit ............................................................................... page 2 Specifications ................................................................................ page 3 Architectural Specifications .......................................................... page 3...
Page 4 - Coaxial Cable
If you plan to use your own coaxial cable instead of the provided cable, you must usecable and connectors rated at 50 ohms. Although cable used for cable TV installationslooks similar to this cable, it won’t work with your Listen system. If you need to run cable over a greater length than 50 feet fo...
Page 5 - Antenna Orientation
LA-122 Universal Antenna Kit LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USAPhone: +1.801.233.8992 USA Toll Free: 1.800.330.0891 Fax:+1.801.233.8995 e-mail: [email protected] The antenna’s pattern is hemispherical, meaning that it has an “active” side and ag...
Page 7 - Dipole Antenna Mounting Options; Mount to an Electrical Box in a Wall; Diagram B. The Electrical Box mount uses the Mounting
LA-122 Universal Antenna Kit LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USAPhone: +1.801.233.8992 USA Toll Free: 1.800.330.0891 Fax:+1.801.233.8995 e-mail: [email protected] Dipole Antenna Mounting Options Mount to an Electrical Box in a Wall See Diagram B ...
Page 8 - Mounting Inside a Wall or Ceiling; See Diagrams D and E; tion to the Antenna Module.
Diagram E. A flexible dipole can be mounted in your ceiling or wall as shown here. Although the Mounting Bracket is not shown here , it would be used to secure the Antenna Module to a beam. LA-122 Universal Antenna Kit LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-25...
Page 9 - Mounting to a Mast or Conduit; Installation of a dipole antenna on a vertical mast with the
Mounting to a Mast or Conduit The antenna may be mounted to a mast,pole or section of vertical conduit. A mastmade of non- conductive material worksbest; however, if you must use a metal mast,be sure to orient the antenna mount so themast is not between the antenna and thedesignated receiving area. ...
Page 10 - Connecting the Dipole Antenna; Do not use cable made; Rigid dipole sections screw onto the opposite sides of the
Connecting the Dipole Antenna You have two choices of antenna withthe dipole option: the rigid dipole,which has the two extendable arms,or the flexible dipole, which has the“floppy ” wires with securing rings atthe ends. Rigid dipole pieces screwonto the connectors at the top andbottom of the Antenn...
Page 11 - Monopole Antenna Mounting Options; Mount to a Grounded Electrical Box, Ceiling or Floor
Monopole Antenna Mounting Options A monopole (single element) antenna maybe mounted to a grounded light box or junc-tion box in a ceiling or floor using the Mount-ing Plate and Mounting Bracket. BEFORE STARTING, reverse the AntennaModule on the Mounting Bracket, then installthe Hex Kep nut on the gr...
Page 12 - Mount to a Metal Surface Using the Ground Plane and Shorting Plate; See Diagram J; Diagram K. Mounting a Monopole on a metal surface.
Diagram J. A reversed Antenna Module with Ground Plane and Shorting Plate. Mount to a Metal Surface Using the Ground Plane and Shorting Plate See Diagram J It is often convenient to place an antennaon top of a metal equipment rack. In orderfor the antenna to function properly, it mustbe secured to t...
Page 13 - Diagram K. Inverse mounting of a monopole.
Mounting a Monopole Antenna to aMetal Beam or Metal Ceiling See Diagram K Follow the instructions for mounting to ametal equipment rack, orienting the antennadownward rather than upward. Mounting a Monopole Antenna to aNon-Conductive Surface Follow the instructions for mounting to ametal equipment r...
Page 14 - I’m not hearing anything in my receiver.
T T T T Troubleshooting roubleshooting roubleshooting roubleshooting roubleshooting I’m not hearing anything in my receiver. 1. Make sure the receiver ’s batteries aren’t dead, that it is turned on, set tothe right channel, and the volume has been turned up. 2. Make sure your transmitter or stationa...