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UA864 -- Wall-Mounted Active Directional 
Antenna

General Description

The UA864 antenna provides active directional RF coverage in an easy-to-install, low-profile enclosure that can be 

mounted on walls, ceilings, or metal surfaces with improved reception. The paintable, neutral white housing allows 

the antenna to blend into corporate or classroom settings. The 4-position selectable gain switch provides attenua-

tion and boost settings to match the antenna to the environment. UHF variants provide wideband RF coverage.

Features

Low-profile design

Wall or ceiling mounting options

Wideband performance (UHF models only)

Four-position gain switch

Metal surface mounting capability

LED indicators for gain settings

Neutral white, paintable housing

Positioning Antennas for Diversity Reception

The UA864 is a polarized antenna and must be oriented correctly to optimize reception for each transmitter type. 

The gain switch indicates the antenna's orientation. Position the antennas using the following guidelines:

Note: 

The antenna's inner construction may differ for each model variation.

Handheld and Bodypack Transmitters (vertical)

Содержание UA864

Страница 1: ...e environment UHF variants provide wideband RF coverage Features Low profile design Wall or ceiling mounting options Wideband performance UHF models only Four position gain switch Metal surface mounti...

Страница 2: ...cover the same frequency range Mount antennas at least four feet apart for optimal diversity Position antennas so there is nothing obstructing a line of sight to the transmitter including the audienc...

Страница 3: ...the location for the holes on the mounting sur face Drill the holes accordingly 2 Secure the mounting plate to the surface with the washers as shown CAUTION Do not over tighten screws 3 If running RF...

Страница 4: ...ce when using multiple antennas 1 Remove the screws holding the cover in place from the back of the antenna 2 Remove the cover and rotate to the desired position 3 Replace the screws to secure the cov...

Страница 5: ...dB Use Scenario Pad 10 20 Provides increased isolation from other RF sources when the desired wireless microphone signal strength is strong If the RF OVERLOAD LED illuminates when using a higher gain...

Страница 6: ...tallations Do not expose to extreme moisture Specifications Connector Type BNC Female Impedance 50 Power Requirements 10 to 15 V DC bias from coaxial connection 75 mA RF Frequency Range UA864US 470 69...

Страница 7: ...dBm Antenna Gain On Axis 0 dB Gain Setting at center frequency UA864US 2 5 dBi UA864LO 2 5 dBi UA864HI 3 0 dBi UA864A 5 5 dBi UA864Z16 7 5 dBi UA864Z17 6 5 dBi UA864Z18 4 5 dBi Signal Gain 1 dB Switc...

Страница 8: ...of all relevant European directives and is eligible for CE marking The CE Declaration of Conformity can be obtained from www shure com europe compliance Authorized European representative Shure Europ...

Страница 9: ...Shure Incorporated 9 10 Polar Pattern...

Страница 10: ...Shure Incorporated 10 10...

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