Technical Specification For RB-AEC

Audio Specification

Audio Input (Program):
1 x mono analogue or AES/ EBU digital on XLR 3-pin female (autoselecting)

Audio Input (From Control Room)
1 x mono analogue or AES/EBU digital on XLR 3-pin female (autoselecting)

Max Level (0dB Input Gain):
+18dBu (analogue)/0dBFS (digital)

CMRR:
>60dB typical

Input Impedance:
20kΩ (analogue) 110Ω (digital with termination switchable)

AES/EBU Input:
32kHz to 192kHz

Input Gain:
0

+6

+12 or +18dB digital gain (switchable)

Audio Outputs (Analogue):
2 x mono analogue on XLR 3-pin male

Audio Outputs (AES/EBU):
1 x stereo digital AES/EBU on XLR 3-pin male

Maximum Output Level:
+18dBu (analogue)/0dBFS (digital)

Output Impedance:
<50Ω (analogue)/110Ω (digital)

AES/EBU Output Sample Rates:
Selectable 32kHz – 192kHz

Distortion:
<0.02% (1kHz

+8dBu output)

Noise:
-84dB RMS

unity gain ref +8dBu output

Frequency Response:
20Hz-12kHz +0/-0.5dB

Rejection Ratio (Input to Output):
Typically 20dB on complex waveforms

reference peak level of 0dB

Remote I/O Port:
9 way D-Type socket

Ethernet Port:
1 x RJ45 with status LEDs

Mains Input:
Filtered IEC

continuously rated 85 264VAC @ 47-63Hz

10W max

Fuse Rating:
Anti-surge fuse 1A 20 x 5mm

Controls

Configuration:
1 x Ethernet port and 1 x rear panel 4-way dipswitch

Reset:
1 x front panel recessed button

Equipment Type

RB-AEC:
Acoustic echo canceller

Physical Specification

Dimensions (Raw):
48cm (W) x 10.8cm (D) x 4.2cm (H)(1U)

19” (W) x 4.3” (D) x 1.7” (H) (1U)

Dimensions (Boxed):
58.5cm (W) x 22.5cm (D) x 7cm (H)

23” (W) x 8.9” (D) x 2.8” (H)

Weight:
Nett: 1.5kg Gross: 2.0kg

Nett: 3.3lbs Gross: 4.4lbs