AC 22 & AC 22B
ACTIVE CROSSOVERS
Data Sheet-2
Parameter
Specification
Limit
Units
Conditions/Comments
Crossover: Alignment
Linkwitz-Riley
Proprietary 4th-order state-variable
..........Slopes
24 dB/octave
..........Range
70-3.6 kHz Low to High
41-detent continuously variable pot
Time Delay Adjust Range
Off to +2
5%
ms
Low & Mid Outputs
AC 22 Inputs: Type
Active Balanced/Unbalanced
..........Connectors
¼" TRS
..........Impedance
20k
1%
ohms
..........Maximum Level
+21
1
dBu
..........Gain Range
Off to +6
-0/+4
dB
AC 22 Outputs: Type
Active Unbalanced
..........Connectors
¼" TS
..........Impedance
100
1%
ohms
..........Maximum Level
+20
1
dBu
600 ohms or greater
..........Gain Range
Off to +6
-0/+4
dB
AC 22B Inputs: Type
Active Balanced
..........Connectors
XLR
pin 2 hot per AES standards
..........Impedance
20k
1%
ohms
..........Maximum Level
21
1
dBu
..........Gain Range
Off to +6
-0/+4
dB
AC 22B Outputs: Type
Active Balanced
..........Connectors
XLR
pin 2 hot per AES standards
..........Impedance
200
1%
ohms
..........Maximum Level
+20
1
dBu
600 ohms or greater
..........Gain Range
Off to +12
-0/+4
dB
Band Muting Switches
Yes
Low & Mid Outputs
RFI Filters
Yes
Infrasonic Filter
20 Hz, 18 dB/oct., Butterworth
3%
Hz
Ultrasonic Filter (AC 22)
40 kHz, 6 dB/oct., Bessel
3%
Hz
Linear phase
Frequency Response
20-40 kHz
+0/-3
dB
THD+Noise
0.02
.01
%
+4 dBu, 20-20 kHz
IM Distortion (SMPTE)
0.02
.01
%
60 Hz/7 kHz, 4:1, +4 dBu
Signal-to-Noise Ratio
92
2
dB
re +4 dBu, 20 kHz noise bandwidth
Unit: Agency Listing
..........120 VAC model
Class 2 Equipment
National Electrical Code
UL & CSA
Exempt Class 2 equipment
..........230 VAC model
CE-EMC
EMC directive 89/336/EEC
CE-Safety
Exempt per Art. 1, LVD 73/23/EEC
Power Supply: Agency Listing
Class 2 Equipment
..........120 VAC model
UL
File no. E88261
CSA
File no. LR58948
..........230 VAC model
CE-EMC
EMC directive 89/336/EEC
CE-Safety
LV directive 73/23/EEC
..........100 VAC model
Built to JIS
Japan only
Power Supply Requirement
18 VAC w/center tap
0.1
Vrms
RS 1 (see data sheet)
..........Maximum Current
160
mA
RMS Current from Remote Supply
Unit: Construction
All Steel
..........Size
1.75"H x 19"W x 5.3"D (1U)
(4.4 cm x 48.3 cm x 13.3 cm)
..........Weight
4 lb
(3 kg)
Shipping: Size
4.25" x 20.3" x 13.75"
(11 cm x 52 cm x 35 cm)
..........Weight
8 lb
(5 kg)
Note: 0 dBu=0.775 Vrms