Operation Manual

A
DVANCED
I
NSTALLATION
ASPI Digital - The Sound of DSP Technical Support: 404.892.3200 19
C
ONNECTING THE
EF1210
TO OTHER EQUIPMENT
Overview
Each AEC input channel must be associated with 4 signals: local input, local output,
remote input and remote output. The local input can either be a microphone or line
level input. Since the inputs are typically connected to microphones, the inputs will
be referred to as microphone inputs in this manual. The local output is the zone out-
put (Z
ONE
A or Z
ONE
B). Remote input is the reference input (AEC A or AEC B) and
the remote output is the L
INE
O
UTPUT
.
Caution!
Set mixer inputs to 0 dBu line level, phantom power OFF.
Figure 3. Single room using an EF1210 (single zone).
EF200
(Optional)
TO
AEC
FROM
AEC
FROM
REMOTE
TO
REMOTE
EF1210
CH 1
CH 8
CH 7
CH 6
CH 5
CH 4
CH 3
CH 2
OUT 1
OUT 8
OUT 7
OUT 6
OUT 5
OUT 4
OUT 3
OUT 2
ZONE A AEC A
Auto
Mixer
CODEC
PSTN