Sennheiser ACA 3 User Manual

ACA 3

Operating elements

Front

DC ON/OFF/LIMIT

LEDs

ACA 3

Quick Guide

Kurzanleitung
Guide de démarrage rapide
Guida rapida
Instrucciones resumidas
Instruções resumidas
Beknopte gebruiksaanwijzing
Krótka instrukcja obsługi
Snabbguide

Sennheiser Documentation App

Kort vejledning
Pikaohje

Γρήγορος οδηγός

Kısa Kılavuz

Краткая инструкция

快速指南
快速使用指南

クイックガ イド

퀵 가이드

Setup

100-240V~/50-60 Hz/1A

A1 B1 A2 B2A3B3 A4 B4

DC ON

DC LIMIT

DC OFF

RF ON/OFF

PUSH & HOLD DC ON/OFF

EU US UK

Quick
Guide

Safety

Guide

RF out A

RF in A3

RF in A1

RF in A4

RF in A2

ANTENNA RF INPUTS
DC OUT 12V/450mA

DC ON

DC LIMIT

DC OFF

RF ON/OFF

ACA 3

Back

100-240 V~/50-60 Hz/1 A

Mains socket

BNC socket

RF OUT A

PUSH & HOLD DC ON/OFF

4 BNC sockets
A1 to A4 RF IN

DC OUT

RF/DC ON/OFF

BNC socket

RF OUT A

RF in A3

RF in A1

RF in A2

RF out A

RF in A4

ANTENNA RF INPUTS
DC OUT 12V/450mA

LEDs

RF in B1

RF in B2

RF in B3

ACA 3

BNC socket

RF OUT B

RF out B

RF in B4

WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLY TO THIS UNIT

ATTENTION: NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL

4 BNC sockets
B1 to B4 RF IN

DC OUT

ON/OFF

ON/OFF

ON/Standby

short long

A1 B1 A2 B2

DC ON

DC LIMIT

DC OFF

RF ON/OFF

RF in B1

RF out B

RF in B3

RF in B2

WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLY TO THIS UNIT

ATTENTION: NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL

RF in B4

PUSH & HOLD DC ON/OFF

A3

B3 A4 B4

ACA 3

LED on

LED RF

by
memory

ACA 3 on

standby

blinking

off

or online at

www.sennheiser.com/download
ACA 3_

Sennheiser electronic GmbH & Co. KG

Am Labor 1, 30900 Wedemark, Germany
www.sennheiser.com

Printed in Germany, Publ. 10/19, 583927/A01

Specifications

Frequency range

Gain

Output voltage

Connector

Power supply

RF input

RF output

Specials

Operating relative humidity

Operating temperature range

Storage temperature range

Dimensions (incl. rack mount ears)

Format

Weight (incl. plug, cable)

LED DC

by

off

memory

OFF

100 - 240 V~

100-240V~/50-60 Hz/1A

RF out A

RF in A3

RF in A1

RF in A2

RF in B1

ANTENNA RF INPUTS
DC OUT 12V/450mA

RF in B2

RF in A4

RF out B

RF in B3

WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLY TO THIS UNIT

ATTENTION: NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL

RF in B4

Operating modes

470 - 798 MHz

0 dB (±3 dB) @ 470-790 MHz

12 V, 250 mA max (overload protected)

BNC female, 50 ˝

100-240 V~/ 50-60 Hz / 1A

+10 dBm max 10 mW / channel

IP3: >37 dBm (typ.); 1 dB cp: >20 dBm

Channel isolation (when switched OFF): 69 dB (typ.)

5 to 95%

-10 °C to +40 °C

–20 °C bis +70 °C

approx. 43 x 483 x 205 mm

19 inch, 1U

approx. 2750 g

PUSH & HOLD DC ON/OFF

RF ON/OFF + LED
DC ON/OFF

DC ON

DC LIMIT

DC OFF

RF ON/OFF

short long

LED DC

LEDs

ACA 3

DC RF

Setup

OR

RF on/off

DC on/off

Connecting devices

100-240V~/50-60 Hz/1A

-

-

on

blinking

off

SYNC

LIMIT

-

ESC

SYNC

Transmitter

RF out A

RF in A3

RF in A1

RF in A2

RF in A4

2 x 4 ANTENNA RF INPUTS
DC OUT 12V ˛ 250mA

RF in B1

RF out B

WARNING: DO NOT CONNECT
TRANSMITTING DEVICES

RF in B3

RF in B2

DIRECTLY TO THIS UNIT

ATTENTION: NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL

RF in B4

Receiver

> 0.5 m

> 1 m

Example 1: Studio Comlex

RF IN A1 - A4

RF IN B1 - B4

Studio 2Studio 1 Studio 3 Studio 4

Example 2: Large Church

RF IN A1 - A4

RF IN B1 - B4

4x RF IN
4x DC OUT

A1 B1 A2 B2A3B3 A4 B4

DC ON

DC LIMIT

DC OFF

RF ON/OFF

PUSH & HOLD DC ON/OFF

4x RF IN
4x DC OUT

ACA 3

4x RF IN
4x DC OUT

A1 B1 A2 B2A3B3 A4 B4

DC ON

DC LIMIT

DC OFF

RF ON/OFF

PUSH & HOLD DC ON/OFF

4x RF IN
4x DC OUT

ACA 3