Sennheiser electronic GmbH & Co. KG
Am Labor 1, 30900 Wedemark, Germany
www.sennheiser.com
Printed in Germany, Publ. 05/19, 583927/A01
Quick Guide
Kurzanleitung
Guide de démarrage rapide
Guida rapida
Instrucciones resumidas
Instruções resumidas
Beknopte gebruiksaanwijzing
Krótka instrukcja obsługi
Snabbguide
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
ACA 3
Sennheiser Documentation App
or online at
www.sennheiser.com/download
ACA 3_
ACA 3
Specifications
Operating elements
ON/OFF
Connecting devices
LEDs
Setup
Setup
Safety
Guide
Quick
Guide
EU US UK
Receiver
RF in A2 RF in A4
RF out A
RF in B1 RF in B3
RF out B
RF in B2 RF in B4
2 x 4 ANTENNA RF INPUTS
DC OUT 12V ⎓ 250mA
100-240V~/50-60 Hz/1A
WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLYTO THIS UNIT
ATTENTION: NE PASCONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL
RF in A1 RF in A3
Transmitter
DC ON
DC LIMIT
DC OFF
RF ON/OFF
PUSH & HOLD DC ON/OFF ACA 3
A1 B1 A2 B2
A3
B3 A4 B4
RF in A1
RF in A2 RF in A4
RF out A
RF in A3 RF in B1 RF in B3 RF out B
RF in B2 RF in B4
ANTENNA RF INPUTS
DC OUT 12V/450mA
100-240 V~/50-60 Hz/1 A
RF in A1
RF in A2 RF in A4
RF out A
RF in A3 RF in B1 RF in B3 RF out B
RF in B2 RF in B4
ANTENNA RF INPUTS
DC OUT 12V/450mA
100-240V~/50-60 Hz/1A
WARNING:DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLYTO THIS UNIT
ATTENTION:NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENTA
CET APPAREIL
DC ON
DC LIMIT
DC OFF
RF ON/OFF
PUSH & HOLD DC ON/OFF ACA 3
A1 B1 A2 B2
A3
B3 A4 B4
RF in A1
RF in A2 RF in A4
RF out A
RF in A3 RF in B1 RF in B3 RF out B
RF in B2 RF in B4
ANTENNA RF INPUTS
DC OUT 12V/450mA
100-240V~/50-60 Hz/1A
WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLYTO THIS UNIT
ATTENTION: NE PASCONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL
WARNING: DO NOT CONNECT
TRANSMITTING DEVICES
DIRECTLY TO THIS UNIT
ATTENTION: NE PAS CONNECTER
D‘EMETTEUR DIRECTEMENT A
CET APPAREIL
SYNC
ESC
SYNC
ON/Standby
DC IN
BNC socket
RF OUT A BNC socket
RF OUT B
4 BNC sockets
A1 to A4 RF IN
DC OUT
4 BNC sockets
B1 to B4 RF IN
DC OUT
Back
Front
ACA 3 RF
LED RF on
DC
short long
off
LED DC off on
RF ON/OFF + LED
DC ON/OFF LED DC
100 - 240 V~
DC ON/OFF/LIMIT
RF/DC ON/OFF
LEDs
> 1 m
> 0.5 m
DC ON
DC LIMIT
DC OFF
RF ON/OFF
PUSH & HOLD DC ON/OFF ACA 3
DC ON
DC LIMIT
DC OFF
RF ON/OFF
PUSH & HOLD DC ON/OFF ACA 3
ON/OFF
LEDs
OR
ACA 3 on
active
antennas DC & RF
on
standby
short long
off
passive
antennas RF on off
LEDs on off
OFF
LEDs
off
blinking
on
DC
LIMIT
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)
470 - 798 MHz
0 dB (±3 dB) @ 470-790 MHz
12 V, 250 mA max (overload protected)
BNC female, 50 Ω
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
