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| 经销商 | 联系方式 | 价格 |
|---|---|---|
| 爱思创Extron电子 | 4000.398766、 021-3760 1568 | 面议 |
| DMP 44 LC | |||
| Audio | |||
|---|---|---|---|
| Gain | Unbalanced output: -6 dB; balanced output: 0 dB | ||
| Frequency response | 20 Hz to 20 kHz, ±0.3 dB | ||
| THD + Noise | <0.02% @ 1 kHz, at maximum output level | ||
| S/N | >100 dB, 20 Hz to 20 kHz, at maximum output, unweighted | ||
| Crosstalk | <-90 dB @ 1 kHz, fully loaded | ||
| CMRR | >60 dB @ 1 kHz | ||
| Audio input | |||
| Number/signal type | 4 mono, line, balanced/unbalanced | ||
| Connector | (2) 3.5 mm captive screw connectors, 6 pole | ||
| Impedance | >10k ohms unbalanced/balanced | ||
| Nominal level | +4 dBu when level is set to 0 dB gain; adjustable from -20 dBu to +4 dBu | ||
| Maximum level | +21 dBu, balanced, when input gain is set to 0 dB | ||
| Volume range | -18 dB to +24 dB, line input, adjustable per input | ||
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| Audio processing | |||
| D/A conversion | 24 bit,48 kHz sampling | ||
| Audio output | |||
| Number/signal type | 4 mono, line, balanced/unbalanced | ||
| Connectors | (2) 3.5 mm captive screw connectors, 6 pole | ||
| Impedance | 50 ohms unbalanced, 100 ohms balanced | ||
| Gain error | ±0.2 dB channel to channel | ||
| Maximum level (Hi-Z) | >+21 dBu balanced, >+15 dBu unbalanced | ||
| Control/remote — audio processor | |||
| Serial host control port | 1 bidirectional RS-232: 3.5 mm captive screw connector, 6 pole (uses 3 poles) (shared with digital input) | ||
| Baud rate and protocol | 9600 to 115200 baud (38400 baud = default), 8 data bits, 1 stop bit, no parity, no flow control | ||
| Serial control pin configuration | Pin 1 = Tx, 2 = Rx, 3 = GND | ||
| USB control ports | 1 front panel female mini USB B | ||
| USB standards | USB 2.0, low speed | ||
| Program control | Extron control/configuration program for Windows ® Extron Simple Instruction Set (SIS ™ ) |
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| Control — digital input ports | |||
| Number/type | 3 digital input (configurable) | ||
| Connector | (1) 3.5 mm captive screw connector, 6 pole (shared with RS-232 port, uses 4 poles) | ||
| Pin configuration | 3 = GND; 4, 5, 6 = digital inputs 1, 2, 3 | ||
| Digital inputs | |||
| Input voltage range | 0-24 VDC | ||
| Input impedance | 10k ohms | ||
| Threshold low to high | >2.0 VDC | ||
| Threshold high to low | <0.8 VDC | ||
| General | |||
| Power | External Input: 100-240 VAC, 50-60 Hz Output: 12 VDC,0.5 A, 6 watts |
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| Power consumption | 3.6 watts | ||
| Temperature/humidity | Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
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| Cooling | Convection, no vents | ||
| Mounting | |||
| Rack mount | Yes, with optional 1U rack shelf | ||
| Furniture mount | Yes, with optional under-desk mounting kit | ||
| Enclosure type | Metal | ||
| Enclosure dimensions | 1.7" H x 4.3" W x 3.0" D (1U high, quarter rack wide) (4.3 cm H x 10.9 cm W x 7.6 cm D) (Depth excludes connectors.) |
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| Product weight | 0.6 lbs (0.3 kg) | ||
| Regulatory compliance | CE, C-tick, c-UL, UL, FCC Class A, ICES, KCC, VCCI, RoHS, WEEE | ||
| Product warranty | 3 years parts and labor | ||
| Everlast power supply warranty | 7 year parts and labor | ||
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| (2732-D5) | |||
