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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 401 Series | |||
| Audio | |||
|---|---|---|---|
| Voltage gain | |||
| MPA 401-70V | |||
| RCA and TRS inputs | 222x (47 dB) | ||
| Captive screw input | 57x (35 dB) | ||
| MPA 401-100V | |||
| RCA and TRS inputs | 317x (50 dB) | ||
| Captive screw input | 81x (38 dB) | ||
| CMRR | 75 dB (typical) @ 1 kHz | ||
| Bass adjustment | ±10 dB @ 100 Hz | ||
| Treble adjustment | ±10 dB @ 10 kHz | ||
| Audio input | |||
| Number/signal type | 1 stereo/mono, balanced/unbalanced input 2 stereo/mono, unbalanced inputs (The three inputs are individually buffered and mixed together. Stereo signals are actively summed into a mono signal.) |
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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 RCA |
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| Impedance | >10k ohms balanced/unbalanced, DC coupled | ||
| Maximum level | +20 dBu (balanced, captive screw) or +4 dBV (unbalanced, RCA/TRS) at 1% THD+N | ||
| Input sensitivity | |||
| RCA and TRS inputs | -10 dBV | ||
| Captive screw input | +4 dBu if driven by one input -2 dBu if both inputs are summed |
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| Input signal detection threshold | RCA and mini audio jacks: -44 dBv ±3 dB, unbalanced Captive screw connector: -30 dBu ±3 dB, balanced |
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| Audio output | |||
| Number/signal type | |||
| MPA 401-70V | 1 single channel (mono) 70 V | ||
| MPA 401-100V | 1 single channel (mono)100 V | ||
| Connectors | (1) 5 mm screw lock captive screw connector, 2 pole | ||
| Load impedance | |||
| MPA 401-70V | 125 ohms minimum | ||
| MPA 401-100V | 250 ohms minimum | ||
| Frequency response | 80 Hz to 20 kHz, +1 dB/-3dB, 1watt | ||
| THD + Noise | <0.2% @ 1 kHz at 3 dB below clipping | ||
| S/N | >75 dB, 20 Hz to 20 kHz, unweighted | ||
| Damping factor | >100 | ||
| High pass filter | 80 Hz, 12 dB/octave roll off | ||
| Amplifier type | Class D | ||
| Output power | |||
| MPA 401-70V | 40 watts (rms), 70 V, 1 kHz, 1% THD | ||
| MPA 401-100V | 40 watts (rms), 100 V, 1 kHz, 1% THD | ||
| 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 control (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, 3 A, 36 watts |
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| Power consumption | |||
| Typical (1/8 power), MPA 401-70V | |||
| Device | 11.0 watts, 125 ohm load | ||
| Device and power supply | 13.9 watts, 125 ohm load | ||
| Typical (1/8 power), MPA 401-100V | |||
| Device | 12.3 watts, 250 ohm load | ||
| Device and power supply | 15.3 watts, 250 ohm load | ||
| Quiescent, MPA 401-70V | |||
| Device | 4.6 watts | ||
| Device and power supply | 7.1 watts | ||
| Quiescent, MPA 401-100V | |||
| Device | 5.9 watts | ||
| Device and power supply | 8.4 watts | ||
| Standby | <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, MPA 401-70V | |||
| Device | 4.6 watts (16 BTU/hr) | ||
| Device and power supply | 7.1 watts (24 BTU/hr) | ||
| Idle, MPA 401-100V | |||
| Device | 5.9 watts (20 BTU/hr) | ||
| Device and power supply | 8.4 watts (29 BTU/hr) | ||
| 1/8 power, MPA 401-70V | |||
| Device | 6.0 watts (20 BTU/hr) | ||
| Device and power supply | 7.1 watts (24 BTU/hr) | ||
| 1/8 power, MPA 401-100V | |||
| Device | 7.3 watts (25 BTU/hr) | ||
| Device and power supply | 10.3 watts (35 BTU/hr) | ||
| Mounting | |||
| Rack mount | Yes, with optional 1U rack shelfor back of rack mounting kit | ||
| Furniture mount | Yes, with optional 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 6.0" D (1U high, quarter rack wide) (4.3 cm H x 10.9 cm W x 15.2 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 | UL rated for use in plenum airspaces: meets UL 2043 for heat and smoke release, excluding the power supply; meets UL 60065 and IEC 60065 for AV equipment safety. | ||
| MPA 401-70V | CCC, CE, c-UL, UL | ||
| MPA 401-100V | CE, c-UL, UL | ||
| EMI/EMC | CE, C-tick, FCC Class B, ICES Class B, 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-D17) | |||
