Audio Developments AD146 User Manual
Page 9

8
TECHNICAL SPECIFICATION - ELECTRICAL
REFERENCE
0dB = 775mV at 1kHz unless otherwise stated
MAX GAIN
MIC
85
75
65
55
45
35
dB
LINE 50
40
30
20
10
0
dB
MAX INPUT LEVEL MIC
-42
-32
-22
-12
-2
+8
dB
LINE -7
+3
+13
+23
+33
+43
dB
RETURNS
+24
dB
INPUT
MIC
>1k5R
IMPEDANCE
LINE
>10kR
RETURNS
>100kR
MIC POWERING
+48V DC and +12V DC PHANTOM POWER
+12V TONADER (to order)
MAX OUTPUT
+23.5dBm (600R LOAD) - A,B,C,D;TRANSFORMER BALANCED
CLEAN FEED/CHANNEL OUT; ELECTRONICALLY BALANCED
+18dBm (600R LOAD) - MON 1 L&R; XLR
MON 2;
UNBALANCED STEREO JACK
OUTPUT
<60R A,B,C,D;
CLEAN FEED/CH OUT
IMPEDANCE
<20R MON 1;
MON 2 (HEADPHONES JACK)
FREQUENCY
+0; -1dB
20Hz to 20kHz
MAIN SIGNAL PATHS
RESPONSE
+0; -1.5dB 20Hz to 20kHz
MONITOR SIGNAL PATHS
EQUALISATION
LF; SHELVING
10dB @ 100Hz VARIABLE TURNOVER
MAX
15dB @ 30 Hz
MF; PEAK/DIP
15dB @ 2k8Hz Q = 1.2 RECIPROCAL
HF; SHELVING
10dB @ 10kHz VARIABLE SLOPE
MAX
15dB @ 30kHz
HIGH-PASS FILTER
-3dB @ 90Hz and 150Hz, 12dB/OCTAVE SLOPE
HARMONIC
<0.03% @ 1kHz
0dBm OUTPUT
DISTORTION
<0.15% @ 40Hz to 20kHz
+15dBm OUTPUT
CROSSTALK
<-70dB 40Hz to15kHz INTERCHANNEL & INTERGROUP
<-55dB 40Hz to15kHz BETWEEN L&R ON STEREO CHANNEL