| MPA 152 Plus |
|
| 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 summed together.) |
| 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 |
| Impedance | >10k ohms unbalanced/balanced, DC coupled |
| Maximum level | |
| RCA and TRS inputs | +9 dBV (unbalanced) at 1% THD+N |
| Captive screw input | +12 dBu (balanced) at 1% THD+N |
| Input sensitivity | |
| Balanced | -8 dBu |
| Unbalanced | -16 dBV |
| Input signal detection threshold | RCA and mini audio jacks: -53 dBV (2.24 mV) ±3 dB, unbalanced
Captive screw connector: -46 dBu (3.88 mV) ±3 dB, balanced |
| NOTE | 0 dBu = 0.775 Vrms, 0 dBV = 1 Vrms, 0 dBV ≈ 2 dBu |
|
|
| Audio output |
| Number/signal type | 1 stereo or 2 mono (2 channels total) |
| Connector | (1) 5 mm captive screw connector, 4 pole |
| Load impedance | 4 ohms, minimum |
| Amplifier type | Class D |
| Output power | 8 watts rms per channel, 8 ohms, 1 kHz, 1% THD 15 watts rms per channel, 4 ohms, 1 kHz, 1% THD |
| Frequency response | 20 Hz to 20 kHz, +1/-3 dB @ 8 ohms |
| THD + Noise | <0.1% -3dB below clipping @ 1 kHz, 8 ohm load |
| S/N | 90 dB, 20 Hz to 20 kHz, unweighted |
| Damping factor | >100 at 8 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 |
Power consumption and thermal dissipation
| |
115 VAC, 60Hz |
230 VAC, 50Hz |
AC Line
Current |
AC Power
Consumed |
Thermal
Dissipation |
AC Line
Current |
AC Power
Consumed |
Thermal
Dissipation/ |
| Condition |
A |
W |
W |
BTU/hr |
A |
W |
W |
BTU/hr |
Active (1/8 power), all
channels driven |
8Ω |
0.1 |
5.8 |
3.8 |
13 |
0.1 |
5.9 |
3.9 |
13 |
| 4Ω |
0.1 |
7.8 |
4.1 |
14 |
0.1 |
7.8 |
4.1 |
14 |
| Quiescent (idle) |
0.1 |
3.4 |
3.4 |
12 |
0.1 |
3.4 |
3.4 |
12 |
| Standby |
<0.1 |
<1 |
<1 |
<3 |
<0.1 |
<1 |
<1 |
<3 |
|
| Ambient 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 |
| Cooling | Convection, no vents |
| 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.) |
| Product weight | 0.6 lbs (0.3 kg) |
| Regulatory compliance | CE, C-tick, c-UL, FCC Class B, ICES, KC, RoHS, UL VCCI, WEEE UL rated for use in plenum airspaces: meets UL 2043 for heat and smoke release, excluding the power supply; meets UL/IEC 62368-1 for safety. Complies with the appropriate requirements of CEC, Ecofficient Level 3 EU code of conduct |
| Product warranty | 3 years parts and labor |
| Everlast power supply warranty | 7 years parts and labor |
| NOTE | All nominal levels are at ±10%. |
|
| NOTE | Specifications are subject to change without notice. |
|
| (6428-D8) |