Shure UA864A Bruksanvisning

Shure mikrofon UA864A

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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)

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Boundary Microphones (horizontal)

Mixed Transmitter Types (vertical and horizontal)

Antenna Placement

Use the following guidelines when mounting antennas:

•Antennas and receivers must cover the same frequency range.

•Mount antennas four feet apart for optimal diversity.at least

•Position antennas so there is nothing obstructing a line of sight to the transmitter (including the audience).

Find More Information Online

For more information, visit http://www.shure.com

Installation

Mounting on a Wall or Ceiling

The mounting plate installs directly to a wall, ceiling, or a standard junction box.

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Required Equipment

•#8 or #6 screws

•Flat washers

•Lock washers

•Drill

•Screwdriver

Installation Steps

1. Align the mounting plate:

Junction box mounting: Align the mounting plate with the junction box so that at least two screws can be

used.

Wall mounting: Use the mounting plate as a template to mark 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 cable from inside the wall, guide it through the opening in the mounting plate and connect the ca-

ble to the antenna output.

4. Position the antenna mounting posts over the keyhole slots in the mounting plate and slide it into the locked

position.

Mounting to a wall or ceiling

Mounting to an electrical junction box

Produktspecifikationer

Varumärke:	Shure
Kategori:	mikrofon
Modell:	UA864A
Vikt:	487 g
Bredd:	176 mm
Djup:	176 mm
Höjd:	51 mm
Certifiering:	CE
Produktens färg:	Vit
Formfaktor:	Bordssändare
Temperatur vid drift:	-7 - 49 ° C
Antal produkter som medföljer:	1 styck
Antal:	1
Synkroniserad ingångsimpedans:	50 Ω
Typ av driftfrekvens:	UHF (Ultra High Frequency)
Radiofrekvensområde (RF):	650 - 952 MHz