4 Channel Power Amplifier with 5 Headphone Outputs

Stand-alone Series.
Powerful listening experience.
Customizable for all aircraft models.

ALTO Acapella™ Series Amplifiers  
P/N: 106570-0140-xxxxx

  • TSO-C139a certified combination amplifier for aircraft cabin loudspeakers and headphones.
  • 4 channels with 3 stereo inputs with discrete source selection, volume control and speaker on/off.
  • PA override feature.
  • Weight < 2.2 lbs / 1.0 kg
  • Dimensions 5.3”W x 1.7”H x 9.8”D (135mmW x 42mmH x 249mmD)
  • Frequency Response 20Hz – 20KHz custom contoured to specific aircraft cabin


Installation and Operating Manual

Restricted Content
Please Login to Access Product Documentation