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TOA 30W 8-Channel Mixer Power Amplifier - A903MK2UL
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Literature
The A-903MK2 Mixer Power Amplifier controls and mixes up to eight independent input signals. The Mixer Power Amplifier delivers up to 30 watts of output power. Optional plug-in modules are available for use with mixer power amplifier to provide versatility for a wide range of operating applications.
| Specifications | |
|---|---|
| Type | 8-channel mixer power amplifier |
| Power Requirement | AC mains, 120 V, 60 Hz |
| Power Consumption | 60 W |
| Output Power | 30 W RMS |
| Power Band Width | (D) 20 〜 20,000 Hz, 0.5% THD, (T) 50 〜 20,000 Hz, 0.5% THD |
| Frequency Response | (D) 20 〜 20,000 Hz, ±1 dB, (T) 20 〜 15,000 Hz, ±1 dB, (T) 20 〜 20,000 Hz, +1 dB, -3 dB |
| T.H.D | 0.02% at 1 kHz, rated output |
| Inputs | Eight Input Ports : Each port accepts any input modules. One Bridging Input/Output |
| Input Sensitivity /Impedance | Input Port #1 to #8 : 100 mV/10 kΩ, Bridging Input/Output : 100 mV/3.3 kΩ |
| Preamp OUT /Power Amp IN | 1000 mV into 600 Ω/1000 mV, 10 kΩ |
| Outputs(T)=Transformer (D)=Direct | Main (T) : 4 Ω, 25 and 70 volts, balanced, Main (D) : 8 Ω, unbalanced Aux : 10 kΩ, 1 V |
| Output Regulation(1kHz) | (D) Less than 0.5 dB, no load to full load, (T) Less than 1.0 dB, no load to full load |
| S/N Ratio(Band Pass 20 〜 20,000 Hz) Tone defeat switch on | Master volume min : 90 dB, Master volume max : 77 dB, Power amplifier only : 105 dB |
| Tone Controls | Bass : ±10 dB at 100 Hz, Treble : ±10 dB at 10 kHz |
| Controls | 8 Input gain control 1 Master gain control 1 Bass control, 1 Treble control 1 Power ON/OFF switch 1 Tone defeat switch, 1 Low-Cut switch (60 Hz, 6 dB/octave) |
| Indicators | 1 Power LED, 1 Protect LED, 1 Signal LED, 1 Normal LED, 1 Peak LED |
| Protection | Self-protection, with AC fuse (inside) |
| Connectors | Input No.1 to No.8 : Card-edge connector, Bridging, Mixer preamp. output, Power amp. input, Aux output : RCA phono jack, Output : Screw-terminal strip, Mute, Remote VR : Screw-terminal strip, AC outlet : 3-pin grounding type, AC power cord/plug : SJT, 3-prong type |
| Temperature Range | -10℃ 〜 +60℃ (12゜F 〜 140゜F) |
| Finish | Black |
| Dimensions(W×H×D) | 420(16.54") × 99.1(3.90") × 318(12.52") mm |
| Weight | 7.8 kg (17.20 lb.) |
| Accessories | Volume control cover (YA-920)……4 |
| Option | Rack mouting bracket (MB-25B) |
