Listen Technologies LA-122 - Manual (Page 2)

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LA-122 Universal Antenna Kit
updated 07.20.05
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Specifications 72 MHz 216 MHz
Frequencies 72.0 - 76.0 MHz 216.0- 216.9875 MHz
Center Frequencies 73.50 MHz 216.50 MHz
Antenna Types Monopole and dipole
Antenna Radials Rigid and flexible
Antenna Gain Unity
Dipole Vertical Clearance 79.75 in. (2.03 m) 25.75 in. (65.4 cm)
Connector RG-58 BNC
Coax Provided 25 ft. (7.6 m) RG-58, 50 ohm coaxial cable
Mounting Options
Wall mount, dual and single electrical box, ceiling electrical box, horizontal surface mount (such
as a top of a rack), ceiling/inverse mounting, flexible mounting in-wall or in ceiling and mast or
conduit mount.
Mounting Hardware
Includes self-tapping sheet metal screws, drywall anchors, and all hardware required to mount
to electrical boxes. Does not provide hardware required to mount ot a mast (available at most
hardware stores).
Mounting Bracket Dimensions 4.5 x 7.0 x 2.5 in. (11 x 18 x 6.4 cm) W x D x H
Mounting Plate Dimensions 4.48 x 4.55 in. (11.4 x 11.6 cm)
Antenna Segment Lengths 39.25 in. (1.0 m) 12.25 in. (31.1 cm)
Weight 4.4 lbs. (2 kg)
Shipping Weight 4.4 lbs. (2 kg)
Shipping Box Dimensions 16.3 x 2.76 x 17.1 in. (41.4 x 7 x 43.3 cm)
Kit Includes
1. Wall/electrical mounting plate
2. Mounting bracket
3. Antenna module
4. 25 ft. (7.6 m) coaxial cable with BNC connectors
5. Telescoping antennas (2 for both 72 and 216
MHz)
6. Flexible antennas (2 for both 72 and 216 MHz)
7. Ground plane
8. Shorting plate
9. Mounting hardware (not shown)
The Universal Antenna Kit shall be capable of operating from 72.0 to 76.0 MHz with a center frequency of 73.5
MHz and from 216.0 to 217.0 MHz with a center frequency of 216.5 MHz. The kit shall include the necessary
mounting hardware to mount the antenna on a single or dual electrical box, directly on a wall, on a ceiling
electrical box and/or on a flat surface. The antenna shall have a BNC connector and the kit shall come with
25 ft (7.6 m) of RG58 coax cable with BNC connectors. The kit shall include rigid and flexible antenna radials.
The Listen LA-122 Universal Antenna Kit is specified.
Architectural Specifications
Listen Technologies Corporation Phone: 1.801.233.8992 or 1.800.330.0891
8535 South 700 West, Suite A Fax: 1.801.233.8995
Sandy, UT 84070-2515 U.S.A. Email: [email protected]