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The Series 900 mixer amplifiers from Adastra have been specifically designed with comprehensive facilities, excellent performance and reliability.
- Mixer amps all include an electronic balanced microphone input with switchable VOX priority
- All models are built from strong metal cabinets in 2U size (425 x 88 x 230mm) with separate rack ears for 19in rack mounting
- Chassis are also prepared with screw holes to enable the rack ears to be used as table/shelf mounting brackets
- Clear and concise front fascias are finished in matt black
- Amplifiers are fully protected for short circuit and overload with fuse protection for the DC power line
- LED indication is included for peak power and signal to give a visual reading of the amplifiers performance, and outputs for 8Ω and 100V line are provided
- Amplifiers will operate from 230V AC mains or 12/24V DC battery
- 3-channel 30W rms mixer amplifier
- For the smaller venue, this 30W rms mixer amplifier features two mic inputs and one line input, with switchable VOX priority and balance input on MIC channel one, and bass and treble controls
- 4-channel 60W rms mixer amplifier
- This impressive 60W rms mixer amp is intended for medium size venues and features three mic inputs and one line input, with switchable VOX priority and balanced input on MIC channel one, plus channel three is switchable MIC/AUX. Bass and treble controls included
- 4-channel 120W rms mixer amplifier
- This impressive 120W rms mixer amp is intended for the large venue, showrooms, meeting hall etc., and features three mic inputs and one line input, with switchable VOX priority and balanced input on MIC channel one, plus channel three is switchable MIC/AUX. Bass and treble controls included
- 120W rms slave amplifier
- A high power 120W rms slave amplifier for use with the above mixer amplifiers, or with any suitable source. The amplifier has phono sockets for input and output signals and front located master volume control
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| | 3Ch 30W | 4Ch 60W | 4Ch 120W | Slave 120W | | | Max output | | 40W | 70W | 160W | 160W | | | rms <2% THD | | 30W | 60W | 120W | 120W | | | | | | | | | | Frequency response | | 100Hz to 12kHz ±3dB | | | | | | S/N ratio | | 92dB max | | | | | | | master vol max, all i/p vol min 75dB, MIC1, 2, 3: 70dB, Aux/Line 75dB | | | | | | Mic i/p | | 1.5mv | 1.5mV | 1.5mV | – | | | Line i/p | | 300mV | 300mV | 300mV | 300mV | | | I/p sensitivity | Mic 1 | 1.5mV (–56.4dBV) balanced | | – | | | | Mic 2 | 1.5mV (–56.4dBV) unbalanced | – | | | | | Mic 3 | – | 1.5mV (–56.4dBV) balanced | – | | | | Aux | – | 300mV (–10.4dBV), unbalanced | – | | | | Line | 300mV (-10.4dBV), unbalanced | | – | | | | I/p impedance | Mic | 5kΩ | 5kΩ | 5kΩ | – | | | Aux/line | 10kΩ | 10kΩ | 10kΩ | – | | | O/p | speaker | 8Ω & 100V | 8Ω & 100V | 8Ω & 100V | 8Ω & 100V | | | line | 1V @ 600Ω | 1V @ 600Ω | 1V @ 600Ω | 1V @ 600Ω | | | Power | mains | 230V AC 50Hz | 230V AC 50Hz | 230V AC 50Hz | 230V AC 50Hz | | | | 12V 5A DC | 12V 8A DC | 24V 8A DC | 24v 8A DC | | | Weight | | 5kg | 7.5kg | 10kg | 9.5kg | | |
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