Operation Manual

T
ECHNICAL
S
PECIFICATIONS
ASPI Digital -
The Sound of DSP
Technical Support: 404.892.3200 49
T
ECHNICAL
S
PECIFICATIONS
C
OMPLIANCE
The EF1210 complies with the ITU G.167 Recommendation for AEC, FCC part 15,
M
ECHANICAL
S
PECIFICATIONS
Dimensions 19” (483 mm) W x 8.2” (208 mm) L x 1.75” (45 mm) H (full rack unit)
Weight 5.5 lb.
Connectors Audio: Mini (3.5mm) quick connect terminal blocks
RS-232: DB9F
ASPI Bus In/Out: RJ45
E
LECTRICAL
S
PECIFICATIONS
Power 100 - 240 VAC; 50-60 Hz
Power Consumption 40 W
Phantom Power 28 V
Microphone Input -30 dBu to +0 dBu/-66 dBu to -33 dBu, nominal
Range is rear panel switch selectable
AEC Reference Input -20 dBu to +0 dBu, nominal, software adjustable
Line Output +0 dBu, nominal
Zone Output -10 dBV (-8 dBu) or 0 dBu, nominal, selectable +6 to -12 dB via front
panel setup.
-20 dBu to +0 dBu, nominal, software selectable via RS-232 setup.
Automixer Input 0 dBu, nominal
CODEC Output -10 dBV (-8 dBu) or 0 dBu, nominal, selectable via front panel setup.
-20 dBu to +0 dBu, nominal, software selectable via RS-232 setup.
Playback Input -10 dBV (-8 dBu), nominal, software selectable -8 to +8 dB gain
Record Output -10 dBV (-8 dBu), nominal
Input Impedance > 10 kOhms
Output Impedance 50 Ohms (drives 600 Ohms)
Headroom 20 dB, nominal
P
ERFORMANCE
S
PECIFICATIONS
Frequency Response with AEC on: 125 Hz - 7.25 kHz +/- 2 dB
in NC only mode (AEC off): 20 Hz - 22 kHz
Echo Cancellation Span 200 ms
Total Cancellation > 65 dB
Convergence Rate 30 dB/second
Noise Cancellation 6 dB or 10 dB, selectable