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20
ACS 4.4 G2 Installation and Operation Manual
SPECIFICATIONS
Specifications
*Audio Precision Test Equipment
Input Levels:
Max + 24 dBu, balanced, bridging. 20kΩ .
Output Levels:
Four stereo balanced outputs, +24 dBm. @ 600 Ω . / +26 dbu
@ 10K. Headphone output, 4.7 Ω . 100mw.
System Gain:
10 dB max.
Frequency Response: *
20 to 20 kHz; +/- .0.25dB
Signal/Noise Ratio: *
>-84 dB nominal, weighted 20 to 22Khz
Distortion: *
Less than 0.02% THD @ +26 dBu
Crosstalk: *
-100 dB @ 1khz / -79 dB @ 10 kHz from adjacent off channel.
Input expansion port:
Unbalanced summing inputs @ 10k , 0 dBu.
Switching Method:
Digitally controlled professional level analog switch arrays.
Logic:
Flash microprocessor / Non-volatile memory.
Operation Control:
Front Panel
- Momentary switches.
Remote /” PIP”
(Triggers) - Momentary (40ms to 2.54 seconds response
time, compatible with CMOS/TTL logic, open collector or
contact closures to ground.
Status/Control:
Serial
- Multi-drop RS-232, 9600 or 38.4K, 8, N, 1.
Front Panel
- LED indicators.
Control
- 2 - SPDT Relays / Silence Sensor – 4 OC’s
Remote
- 4 - Open collector outputs (6vdc @ 100ma max.)
RS-232
- Multi-drop RS-232, 9600 or 38.4K, 8, N,1.
Interfacing:
Audio & Remote Control
– RJ45 jacks & Plug-in euroblock
screw terminals. Accommodates 16 – 28 AWG wire.
Mating connectors supplied for euroblock connectors.
RS-232 Serial
- RJ-11/6P4C reversed modular cable &
“S9” female 9-pin D-Sub adapter supplied. USB-RS-232
Adapter cable and/or Ethernet to serial interface. Optional.
Power:
PS-1515/IEC Universal AC (100-240 VAC, 46-63 Hz w/IEC)
input, multi-v/-15vdc) DC switching power supply.
CE. (Supplied with domestic IEC AC cord).
Mechanical:
8.50” x 7.10” x 1.576” (WDH) aluminum extrusion chassis
with (4) #6-32 screw thread mounting holes for optional
RA-1 rack shelf
Weight:
5 lbs. (unit and accessories).
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