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Conference Echo Canceller
| Interfaces | LINE OUTPUT (L/R): Stereo RCA pin-jacks CONFERENCE (IN/OUT): Stereo mini jacks MIC/LINE INPUT: XLR/PHONE combo jacks 2 ch (48-V phantom power supply supported) |
|---|---|
| Max. power consumption | 6 W or less |
| Radio interference standard | VCCI Class A, |
| Operating environment | Operating temperature: 0°C to 40°C Operating humidity: 15% to 85% (no condensation) |
| Dimensions | 270 (W) x 42.6 (H) x 180 (D) mm (not including cables and terminals) |
| Weight | 753 g (excluding power adapter) |
| Power supply | AC 100 to 240 V (50/60Hz) |
| Accessories | AC adapter x 1, Power cable x 1, CD-ROM x 1, Installation/Setup Manual x 1 |
| Signal processing | Adaptive echo canceller Feedback suppressor Noise reduction Auto gain controller |
|---|---|
| Frequency range | 100 to 20,000 Hz |
| Arrival time of direct sound | 120 ms maximum |
| Echo cancelling time | 400 ms maximum |
| Echo cancelling capacity | 60 dB maximum |
| Noise reduction | 17 dB maximum |
| Terminal | Specification | Input level | Input impedance | |
|---|---|---|---|---|
| Rated input level | Maximum input level | |||
| MIC/LINE INPUT (IN1/IN2) |
XLR, balanced. IN 1 & 2 (MIC) | -60 dBµ to -20 dBµ |
-6 dBµ | 3 kΩ 50 to 600 Ω Mics/Lines |
| XLR, balanced, IN 1 & 2 (LINE) | -30 dBµ to +10 dBµ |
+20 dBµ | ||
| PHONE, unbalanced, IN 1 & 2 (MIC) | -60 dBµ to -20 dBµ |
-6 dBµ | 2.4 kΩ | |
| PHONE, unbalanced, IN 1 & 2 (LINE) | -30 dBµ to +10 dBµ |
+20 dBµ | ||
| CONFERENCE IN | Mini jack, unbalanced | -7.8 dBµ | 0dBu | 15kΩ |
The XLR jacks support phantom power (+48 V)
0 dBµ = 0.775 Vrms, 0dBV = 1 Vrms
| Terminal | Specification | Output level | Output impedance | |
|---|---|---|---|---|
| Rated output level | Maximum output level | |||
| MAIN OUT | RCA pin jack, unbalanced, | -10 dBV | -3 dBV | 600Ω |
| CONFERENCE OUT | Mini jack, unbalanced, CONF.OUT (LINE) |
-10 dBV | -3 dBV | 600Ω |
| Mini jack, unbalanced, CONF.OUT (MIC) |
-30 dBV | -23 dBV | 600Ω | |
0 dBµ = 0.775 Vrms, 0dBV = 1 Vrms
