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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 |
| MPA 152 with ENERGY STAR® | |||
| Audio | |||
|---|---|---|---|
| Voltage gain | |||
| Balanced | 25x (28 dB) | ||
| Unbalanced | 50x (34 dB) | ||
| Stereo channel separation | >60 dB @ 1 kHz | ||
| CMRR | 74 dB (typical)@ 1 kHz | ||
| Bass adjustment | ±10 dB @ 80 Hz (reference) to 1 kHz (2 dB tolerance) | ||
| Treble adjustment | ±10 dB @ 10 kHz (reference) to 1 kHz (2 dB tolerance) | ||
| Audio input | |||
| Number/signal type | 1 stereo, balanced/unbalanced input 2 stereo, unbalanced inputs (The three inputs are individually buffered and mixed together.) |
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| Connectors | (1) 3.5 mm captive screw connector, 5 pole (main input) (1) 3.5 mm mini audio jack (tip, ring, sleeve) 1 pair female RCA |
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| Impedance | >10k ohms unbalanced/balanced, DC coupled | ||
| Maximum level | |||
| RCA and TRS inputs | +1 dBV (unbalanced) at 1% THD+N | ||
| Captive screw input | +9 dBu (balanced) at 1% THD+N | ||
| Input sensitivity | |||
| Balanced | -8 dBu | ||
| Unbalanced | -16 dBV | ||
| Input signal detection threshold | RCA and mini audio jacks: -50 dBV ±3 dB, unbalanced Captive screw connector: -42 dBu ±3 dB, balanced |
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| Audio output | |||
| Number/signal type | 1 stereo or 2 mono (2 channels total) | ||
| Connectors | (1) 5 mm captive screw connector, 4 pole | ||
| Load impedance | 4 ohms, minimum | ||
| Amplifier type | Class D | ||
| Output power | 8watts rms per channel, 8 ohms, 1 kHz, 1% THD 15watts rms per channel, 4 ohms, 1 kHz, 1% THD |
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| Frequency response | 20 Hz to 20 kHz, ±3 dB | ||
| THD + Noise | 0.15% @ 1 kHz at nominal level (1 watt, 8 ohm load) | ||
| S/N | 74 dB, 20 Hz to 20 kHz, unweighted | ||
| Damping factor | >30 at 4 ohms | ||
| Communications — amplifier | |||
| Control port | (1) 3.5 mm captive screw connector, 3 pole | ||
| Pin configuration | Pin 1 = +10 VDC, 50 mA (max.), pin 2 = volume/mute (variable voltage), pin 3 = GND | ||
| Volume control voltage range | 0 V (mute) to 10 V (maximum volume) | ||
| General | |||
| Power supply | External Input: 100-240 VAC, 50-60 Hz Output: 12 VDC,2 A,24 watts |
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| Power consumption | |||
| Typical (1/8 power) | |||
| Device | 6.2 watts, 4 ohm load | ||
| Device and power supply | 7.6 watts, 4 ohm load | ||
| Quiescent | |||
| Device | 2.4 watts | ||
| Device and power supply | 3.1 watts | ||
| Standby | |||
| Device and power supply | <1 watt (triggered after 25 minutes [±5 minutes] with no signal) | ||
| 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 | ||
| Thermal dissipation | |||
| Standby | |||
| Device and power supply | <1 watt (3 BTU/hr) | ||
| Idle | |||
| Device | 2.4 watts (8 BTU/hr) | ||
| Device and power supply | 3.1 watts (10 BTU/hr) | ||
| 1/8 power | |||
| Device | 2.5 watts (9 BTU/hr), 4 ohm load | ||
| Device and power supply | 3.9 watts (13 BTU/hr), 4 ohm load | ||
| Mounting | |||
| Rack mount | Yes, with optional 1U rack shelf or back of rack mounting kit | ||
| Furniture mount | Yes, with optional mini under desk mounting kit | ||
| Pole mount | Yes, with optional pole 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) | ||
| Shipping weight | 3 lbs (2 kg) | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, c-UL, UL UL rated for use in plenum airspaces: meets UL 2043 for heat and smoke release, excluding the power supply; meets UL 60065 for safety. |
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| EMI/EMC | CE, C-tick, FCC Class B, ICES, KCC, VCCI | ||
| Environmental | Complies with the appropriate requirements of CEC, ENERGY STAR ® (ENERGY STAR qualified amplifier), EU code of conduct, RoHS, WEEE | ||
| Warranty | 3 years parts and labor | ||
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| (8.1-073114-D9) | |||
