CONTENTS
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GUIDES |
| 12 | SPECIFICATIONS MA1.3S |
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| MAXIMUM OUTPUT POWER |
| EIA @1kHz 1% thd | FTC 20 – 20kHz @ 0.1% thd |
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| 8Ω | per Channel |
| 350W | 340W |
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| 4Ω | per Channel |
| 650W | 630W |
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| 2Ω | per Channel |
| 1100W | 1050W |
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| 8Ω | Bridged |
| 1400W | 1300W |
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| 4Ω | Bridged |
| 2200W | 1900W |
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| MAXIMUM OUTPUT VOLTAGE |
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| 8Ω load | 53Vrms |
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| Peak voltage, no load | 78Vrms |
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| POWER REQUIREMENTS | 230V version | 115V version | |||
| Operating voltage | 130 – 270 Vac | 65 – 135Vac | |||
| Minimum start up voltage | 175Vac | 85Vac | |||
| Peak inrush current | 5A | 5A | |||
| MAINS CURRENT DRAW @ 4 Ohms | 230V version | 115V version | |||
| Quiescent current (no load) | 0.9 Arms | 1.8 Arms | |||
| 1/8th Full power (both channels driven) | 5.0 Arms | 10 Arms | |||
| 1/3rd Full power (both channels driven) | 8.0 Arms | 16 Arms | |||
| Full power (1Khz @1% thd) | 14.0Arms | 28.0 Arms | |||
| DISTORTION | 0.07% |
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| THD 20Hz – 20KHz 1W to full power |
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| THD @ 1KHz 1dB below clip | 0.01% |
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| DIM 30 @ 3dB below clip | 0.008% |
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| HUM / NOISE | < |
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| CHANNEL SEPERATION |
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| OUTPUT IMPEDANCE | 30mΩ |
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| SLEW RATE | 40V∝S |
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INPUTS
ENGLISH
DIP switch selectable gain Ref 4Ω for full power
Impedance
c.m.r.r.
DIMENSIONS
WEIGHT
Gain dB | 20 | 23 | 26 | 29 | 32 | 35 | 38 | 41 |
Input dBu | +16.7 | +13.7 | +10.7 | +7.7 | + 4.7 | +1.7 | - 1.3 | - 4.3 |
Input V rms | 5.30 | 3.75 | 2.65 | 1.88 | 1.33 | 0.94 | 0.67 | 0.47 |
20KΩ Differential
10KΩ Single ended
50dB
(W)483mm x (H) 88mm x (D) 325mm (incl. Handles)
(W)19ins x (H) 3.5ins x (D) 12.8ins (incl. Handles)
7.9Kg (17Ibs)
All material © 2007. Martin Audio Ltd. Subject to change without notice.
16
Martin Audio – MA1.3s Amplifier
