12/24 volt battery amp/ portable
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3 CHANNEL 50W RMS MIXER AMPLIFIER

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A compact P.A. amplifier offering a range of comprehensive features, excellent performance and reliability for use in a wide variety of small to medium installations. The unit offers an output of 50W RMS featuring a balanced microphone input with switched VOX priority and mic/telephone selection on CH1, aux/mic input option on CH2.

  • CH1 balanced microphone input (XLR/6.3mm)
  • VOX priority and tel/mic input selection on CH1
  • CH2 selectable mic(unbalanced)/aux input
  • CH3 Line input(RCA phono L&R)
  • Fog , siren or alert warning facility
  • 7 LED bargraph
  • Master, bass and treble controls
  • Mains/battery operation
Dimensions 270 x 85.5 x 218mm
Power:Mains 230Vac, 50Hz (135VA)
Power:Battery 12Vdc (8A)
Weight 4.5kg
Frequency response 100Hz - 10kHz (±3dB)
Output:1% THD 45W
Output:10% T.H.D 60W
Signal to noise ratio:Mic1, Mic2 65dB
Signal to noise ratio:Mic1, Mic2 2.8mV
Signal to noise ratio:Tel/Aux/Line -75dB
Input sensitivity:Line 300mV
Input sensitivity:Aux 300mV
Input sensitivity:Tel 500mV
Input impedance:Mic 1/Tel 3k ohms
Input impedance:Mic2 3k ohms
Input impedance:Aux/Line 10k ohms
Outputs:Speaker 8 ohms & 100V
Output:Line 1V @ 600 ohms

COMPACT 50W RMS SLAVE AMPLIFIER

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A compact slave (booster) amplifier giving an output of 50W RMS to complement our compact mixer amplifiers in styling and size or for use with other models in the Adastra range.

  • Master volume control
  • 8 ohms and 100V line outputs
  • RCA phono input and output
  • Mains/battery operation
Dimensions 270 x 85.5 x 218mm
Power:Mains 230Vac, 50Hz (135VA)
Power:Battery 12Vdc (8A)
Weight 4.5kg
Frequency response 100Hz - 10kHz (±3dB)
Output:1% THD 45W
Output:10% T.H.D 60W
Signal to noise ratio:Mic1, Mic2 -65dB
Signal to noise ratio:Tel/Aux/Line -75dB
Input sensitivity:Line 300mV
Input impedance:Aux/Line 10k ohms
Outputs:Speaker 8 ohms & 100V
Output:Line 1V @ 600 ohms

3 ch 25Watt Mixer

Part number 952.931

A compact P.A. amplifier offering a range of comprehensive features, excellent performance and reliability for use in a wide variety of small to medium installations. The unit offers 25W RMS output power with unbalanced mic input and switched VOX priority on channel 1, selectable Mic/Aux on channel 2 and line input on channel 3.

  • CH 1 unbalanced Mic input
  • VOX priority on CH 1
  • CH 2 Selectable Mic (unbalanced) /Aux input
  • CH 3 LINE input (RCA phono L&R)
  • 8 ohms and 100V line outputs
  • Master, bass and treble controls
  • Mains/battery operation
Dimensions 270 x 85.5 x 218mm
Power:Mains 230Vac, 50Hz (85VA)
Power:Battery 12Vdc (5A)
Weight 3.9kg
Frequency response 100Hz - 10kHz (±3dB)
Output:1% THD 24W
Output:10% T.H.D 32W
Signal to noise ratio:Mic1, Mic2 -65dB
Signal to noise ratio:Mic1, Mic2 2.8mV
Signal to noise ratio:Tel/Aux/Line -75dB
Input sensitivity:Line 300mV
Input sensitivity:Aux 300mV
Input impedance:Mic 1/Tel 2k ohms
Input impedance:Mic2 3k ohms
Input impedance:Aux/Line 10k ohms
Outputs:Speaker 8 ohms & 100V
Output:Line 1V @ 600 ohms