| Model |
TMA 250.4 |
| Bridge Mode 8 Ohms |
| Continuous |
420W x 2 |
| Program / Peak |
500W x 2 / 840W x 2 |
|
| Stereo Mode 4 Ohms |
| Continuous |
220W x 4 |
| Program / Peak |
250W x 4 / 440W x 2 |
|
| Stereo Mode 8 Ohms |
| Continuous |
145W x 4 |
| Program / Peak |
180W x 4 / 360W x 4 |
|
| Signal / Noise 20Hz - 20KHz |
90dB |
| Dimension (cm) |
59.1 x 53.9 x 19.7 |
| Weight (kg) |
21.73 |
| Distortion: (SMPTE-IM): |
<0.05% |
| Frequency Response: |
20Hz- 20kHz ±0.1/3dB |
| Point: |
10Hz- 60kHz |
| Damping Factor, 1kHz: |
>300 a 8 Ohms |
| Voltage Gain: |
40 (32dB) |
| Input Sensitivity @ 4 ohms: |
1Vrms |
| Input clipping: |
10 Vrms (+22dB) |
| Input Impedance: |
10 Kohms unbalanced, 20 Kohms balanced |
| Controls: Front: |
AC Switch, Ch1 - Ch4 Gain Knobs, Rear: Mode Switchs |
| Indicators: |
Power-On: Blue LED, Protection: Green LED, Limiter : Yellow LED, Clip: Red LED, Parallel-input: Yellow LED |
| Connectors, each channel: |
Input: Terminal Block / Output: Screw-terminal Barrier Block |
| Cooling: |
Continuously variable speed fan, front-to-rear air flow |
| Load Protection: |
On / Off muting, overheat & short circuit protection |
| Power Supply: |
220-240V (110-120V) AC 50-60Hz |