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Tower Top Amplifier (TTA)
A TTA places a low-noise preselector and low-noise amplifier (LNA) at the tower top, close to the receive antenna. This location minimizes feeder loss and reduces the overall receive noise figure—delivering stronger uplink “talk-back,” wider coverage, and more reliable site access in LMR/PMR systems. High-quality filtering and strong linearity help prevent overload and intermodulation.


Sinclair advantage: Sinclair TTA systems are delivered as a matched package with the TTA and receiver multicoupler/controller together. This integrated approach optimizes end-to-end performance, simplifies integration, and ensures a balanced site design.
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Proven Protection
Comshel Shelters
Sinclair Technologies Comshel (Communication Shelter) products provide proven protection for radio communication systems. This protection includes protection from strong winds and build-up of radial ice. Several height options are available to accommodate varying space needs. Sinclair Technologies also offers a line of compact base station antennas available for use in the Comshels.


6 productos

COMSHEL 15-W
Comshel, 15'-6" height, timber frame base
$0.00
COMSHEL 28-M
Comshel, 28' height, Steel frame base
$0.00
COMSHEL 28-W
Comshel, 28' height, Timber frame base
$0.00
COMSHEL 35-M
Comshel, 35' height, steel frame base
$0.00
COMSHEL 35-W
Comshel, 35' height, timber frame base
$0.00
COMSHEL D
Comshel, 7'-6" height, timber frame base
$0.00