Southeast Aerospace will be closed Monday, May 27th in observance of Memorial Day.
Regular business hours will resume on Tuesday, May 28th.

Picture of product 356F-3

Part #: 522-2867-00

Model: 356F-3


Collins Aerospace


Speaker Amplifier

Part Number :




  • Speaker Amplifier used to amplify headset level (100 mW) signals to speaker level
  • Transistor push-pull audio power amplifier with rated output of 18 watts
  • Compact and lightweight at 1.2 lbs.



Dimensions: 3.438"W x 2.125"H x 3.8125"L Weight: 1.2 lbs.
Temperature: -55 to +55C (continuous) Altitude: 55000 ft. max.
Power Source: 27.5VDC, 40ma with no input, 1.3 amp at full rated output Power Output: 18 watts rated, 36 watts peak
Load Impedance: 4,8, or 16 ohms Input Impedance: 600 ohms, center tapped
Noise Level: 60 db below 10 watts Power Gain: 20 db
Part Number: Description:
522-2867-00 Speaker Amplifier


- Amplifier
Price Condition Status
- Speaker Amplifier

NSN: 5820-00-936-6928

Price Condition Status

Click on a question below to see the answer. If you have a question about this model that is not answered below, please contact

In relation to NE (New) parts, many OEMs change their prices and availability without any notice to dealers or the industry. Therefore, through the REQUEST or RFQ indication, we ask that customers contact us for the most accurate price and availability.

In relation to SV & OH parts, the used parts aftermarket in the aviation industry is not an infinite supply. It is a dynamic, constantly changing market that is significantly affected by and susceptible to highs and lows in supply and demand. Therefore, although we attempt to, at times, we are unable to predict the exact moment when an item may be available. Once again, through the REQUEST or RFQ indication on our website, we ask that customers contact us for the most current and accurate price and availability.